OpenEvidence
临床医生快速采用、收入增长,但在广告驱动模式下估值仍然偏高。
OpenEvidence 已获得极广泛的临床医生采用,收入势头也很强,但在审计披露有限、且以广告驱动的模式下,当前估值仍显偏高。
覆盖范围与披露说明
公开证据主要集中在采用、合作、变现和近期融资。经审计的财务数据、广告主集中度、企业合同经济性、留存队列和股权结构表细节仍未披露。
封面要素
公司概况
OpenEvidence 是一家成立于 2022 年的私营医疗 AI 公司,销售面向临床医生的循证搜索产品,总部位于 Miami。平台向经过验证的医生免费开放,主要靠药企和医疗器械广告变现;企业工作流集成和专科内容合作正在拓展产品覆盖面。
- 创始人
- Daniel Nadler, Zachary Ziegler
- 总部
- Miami, Florida, USA
- 产品
- 面向临床医生的 AI 副驾驶和医学搜索平台,依托获授权的期刊内容及专科工作流提供有证据支撑的答案。
- 客户
- 经过验证的美国临床医生、医疗系统和专科协会
- 商业模式
- 主要由药企和医疗器械广告资助的免费临床医生访问模式,同时探索企业授权和工作流集成机会。
- 阶段
- Series D
- 融资情况
- Series D 于 2026 年 1 月完成,据报道估值 $12 billion;后续私募市场报道显示估值约为 $14 billion。
执行摘要
主要优势
- 临床医生采用面极广,已深度嵌入工作流
- 收入快速放大,据报道广告毛利率较高
- 与期刊、学会和医疗系统建立了广泛而深入的合作网络
主要风险
- 相对于已披露的收入质量,估值仍显偏高
- 核心变现依赖制药企业广告
- 监管、临床和诉讼风险敞口仍然较高
未决问题
- 按变现渠道拆分的 FY2025 审计收入、毛利率和贡献毛利率
- 头部广告主集中度、续约队列,以及将赞助内容与临床答案隔离的防护机制
- 已签署的企业合同管线、实施时间表,以及非广告 ARR 贡献
- 临床质量治理指标、幻觉事件日志和升级处置流程
- 当前估值下的股权结构优先权、老股交易定价和清算悬置
- 按专科、医院类型和部署批次划分的留存与队列分析
目录
01公司概况
1.1 身份与运营模式
OpenEvidence 由 Daniel Nadler 和 Zachary Ziegler 于 2022 年创立,将产品描述为帮助医生在诊疗现场做出临床决策的 AI 副驾驶。CNBC 和当前 Wikipedia 记录均将公司所在地列为 Miami,但一份 2026 年综述摘要把 OpenEvidence Inc. 标为 Cambridge, Massachusetts;留存证据无法确定这代表旧办公室、法律注册地还是过时描述。产品向符合条件的医疗专业人士免费开放,CNBC 报道称广告(包括应用内视频推广)是已披露的主要变现引擎。这种分发模式降低了采用门槛,却也意味着据报道的临床医生覆盖人数不同于签约企业客户数。[CO001, CO002, CO003, CO006, CO007, CO008]
| 指标 | 数值或状态 | 期间 | 置信度 | 缺口或限定 |
|---|---|---|---|---|
| 成立时间 | 2022 | 历史 | 高 | Daniel Nadler 和 Zachary Ziegler 被列为创始人。 |
| 当前总部 | Miami, Florida | 2026 年 1 月报道 | 高 | 一篇 2026 年的综述摘要另将公司标为 Cambridge, Massachusetts;地点沿革尚未厘清。 |
| 产品 | 面向临床医生的 AI copilot 与医学搜索平台 | 当前 | 高 | 决策支持不能替代临床医生判断。 |
| 商业模式 | 临床医生免费使用;广告是已披露的主要收入来源 | 2026 年 1 月报道 | 高 | 企业收入贡献与广告主集中度尚未披露。 |
| 最新披露融资 | $250M | 2026 年 1 月 21 日 | 高 | 由 Thrive Capital 和 DST 领投;股权融资与老股交易的构成未披露。 |
| 据报道估值 | $12B | 2026 年 1 月 21 日 | 高 | 融资估值;保留来源未说明是投前还是投后估值。 |
| 据报道累计融资 | 约 $700M | 截至 2026 年 1 月不足一年 | 高 | 已筹资金不等于可用现金或现金跑道。 |
| 据报道年化收入 | 超过 $100M | 2025 | 中 | CNBC 报道的公司口径;年化收入不是 ARR,也不是经审计的财年收入。 |
| 据报道医生采用率 | 超过 40% 的美国医生 | 2025-2026 年公司及投资者报道 | 中 | 公司自报指标;分母、活跃门槛和留存均未披露。 |
| 据报道咨询次数 | 累计超过 200M | 截至 2026 年 10 月 9 日显示值 | 中 | 公司主张;咨询定义及重复用户处理方式未披露。 |
| 员工数 | 2026 年 10 月 9 日 | 低 | 指定证据中没有可支持的员工人数。 | |
| 签约客户数 | 2026 年 10 月 9 日 | 低 | 临床医生采用不等同于付费企业客户。 |
数值保留来源中的期间和指标表述;null 表示指定证据不支持该数量。
[CO001, CO002, CO003, CO006, CO008, CO010, CO011, CO012, CO013, CO014]1.2 领导层与治理
两位公开确认的创始人分别带来互补的公司建设和机器学习背景。Nadler 此前创办 Kensho,S&P Global 于 2018 年以约 $700 million 收购该公司;Ziegler 则被描述为 Harvard AI 研究员或博士生。官方团队页面显示技术和临床人才储备深厚,但现有证据没有提供完整高管名单、董事会构成、投票安排或继任计划。投资者评论异常偏向创始人,GV 一名代表称其在 GV 领投 Series B 后加入董事会。因此,创始人与市场的匹配度似乎很强,但决策是否过度集中于 Nadler,仍是待尽调问题,而非已有量化结论。[CO001, CO004, CO005, CO009]
1.3 资本结构与披露规模
融资在 2025 年和 2026 年初明显加速。公开报道的轮次从 2025 年 2 月以 $1 billion 估值融资 $75 million,推进到 7 月以 $3.5 billion 估值融资 $210 million,再到 10 月以 $6 billion 估值融资 $200 million。2026 年 1 月,CNBC 报道 Thrive Capital 和 DST 领投了又一轮 $250 million 融资,估值为 $12 billion,使据报道的累计融资在不到一年内达到约 $700 million。融资额不等于可用现金:证据未披露老股交易成分、债务、优先权条款、现金用途或当前现金跑道。同样,据报道的 2025 年 $100 million-plus 年化收入既不是经审计收入,也不是 ARR。[CO009, CO010, CO011, CO012, CO013, CO014]
| 利益相关方 | 角色 | 公开报道的重要性 | 控制权或经济意义 | 尽调要求 |
|---|---|---|---|---|
| Daniel Nadler 和 Zachary Ziegler | 创始人 | 运营领导与公司最初创建 | 创始人持股与投票权未披露。 | 取得完全稀释后持股、投票权、归属安排和继任条款。 |
| Sequoia Capital | A 轮领投 | 2025 年 2 月据报道以 $1B 估值完成 $75M 融资 | 早期机构持股;当前比例未披露。 | 确认按比例跟投权、优先权及董事会或观察员权利。 |
| GV 和 Kleiner Perkins | B 轮领投 | 2025 年 7 月据报道以 $3.5B 估值完成 $210M 融资 | 据报道 GV 参与董事会;具体权利未披露。 | 审查董事任命、保护性条款与战略冲突。 |
| B/C 轮参与者 | 成长投资者 | 2025 年银团中公开点名的投资者包括 Coatue、Conviction 和 Thrive。 | 持股与优先权堆叠未披露。 | 核对各轮分配及任何老股交易。 |
| Thrive Capital 和 DST | 2026 年 1 月融资领投方 | 据报道以 $12B 估值完成 $250M 融资 | 最新一轮的经济权利可能优先于早期资本。 | 确认新股与老股交易的构成及清算优先权。 |
| Mayo Clinic 生态 | 加速器、临床合作方及据报道的投资者 | 早期临床信誉与产品开发关系 | 保留证据未描述数据、商业或许可权利。 | 审查数据使用、排他性、治理与经济协议。 |
| 医学出版商与学会 | 内容与许可合作伙伴 | NEJM、JAMA、NCCN、Nature、Cochrane 和 Wiley 强化了证据库。 | 许可期限、最低保证和续约集中度未披露。 | 取得合作伙伴合同、续约日期、经济条款与终止权。 |
指定来源中已点名利益相关方的部分图谱;这不是股权结构表,也不代表持股比例。
[CO001, CO007, CO009, CO010, CO011, CO015]1.4 里程碑与证据质量
OpenEvidence 在参与 Mayo Clinic Platform 生态后于 2023 年上线,此后与 NEJM、JAMA、NCCN、Nature、Cochrane 和 Wiley 建立内容关系,并据报道与 Cedars-Sinai 完成集成。公司称超过 40% 的美国医生使用该产品,其关于页面称临床咨询量超过 200 million;但这些都是公司自报的规模指标,没有独立审计的分母或队列定义。外部临床证据仍处于早期:一项五病例回顾性研究发现清晰度和相关性较高,但对改变医生决策的影响有限;该研究和另一篇综述都要求保留人工判断,或开展更广泛的前瞻性评估。 因此,这些里程碑证明了分发速度;患者结局仍未被证明。[CO007, CO009, CO010, CO012, CO013, CO015, CO016]
八个有来源的里程碑追踪创立、融资、产品分发和合作发展,但不把公司报告的使用量当作经审计表现。
仅有月份的日期反映留存来源所能提供的精度;使用里程碑明确属于公司报告。
公司成立 [CO001]
产品发布与 Mayo 生态 [CO007]
首次披露的机构融资轮 [CO009]
Series B [CO009]
Series C [CO009]
临床工作流扩张 [CO015]
公司报告的咨询规模 [CO013]
1.5 展示项
02市场分析
2.1 市场定义、边界范围与现状替代品
OpenEvidence 所处的商业和临床领域横跨三个交叉的软件与媒体类别:临床决策支持(CDS)平台、诊疗现场医学文献搜索,以及数字药品营销。过去,医院医疗系统和医疗集团诊所通过企业出版商的自上而下机构授权采购临床参考数据库,例如 Wolters Kluwer(UpToDate)、Elsevier(ClinicalKey)和 EBSCO(DynaMed)。这些传统平台直接销售给医院首席医疗信息官(CMIO)和医疗系统首席信息官(CIO),把机构指南和药品数据库嵌入企业电子健康记录(EHR)系统。相比之下,OpenEvidence 通过提供面向临床医生、免费且有证据支撑的 AI 搜索工具,重新划定可服务边界;该工具服务于移动端和网页工作流,而非企业计费部门。这种消费式分发绕开传统机构采购周期,让医生能在诊疗期间及两次诊疗之间查询医学文献。不过,这一独立产品范围有意排除交易型 EHR 计费工作流、专用药物剂量计算器和自动鉴别诊断生成器,从而与全套企业临床软件划清产品和市场边界。[CM001, CM002, CM004, CM005, CM009]
| 市场细分 | 纳入的支出与功能 | 排除的支出与功能 | 主要买方 / 付款方 | 对 OpenEvidence 的战略意义 |
|---|---|---|---|---|
| 数字制药广告 | 面向高意向用户的定向数字广告位、面向专科的 HCP 赞助 | 面向消费者的 DTC 广告、线下医学会议、纸质期刊广告 | 制药品牌营销预算 | 产生 $100M 收入运行率的核心商业变现引擎 |
| 床旁临床 AI 搜索 | 文献综合、引文检索、证据分级、指南搜索 | 自主诊断、面向患者的医疗聊天机器人、行政计费 | 由制药企业补贴的免费增值模式;临床医生个人直接注册 | 主要用户参与驱动因素,已注册医生超过 757,000 名 |
| 企业机构级 CDS | 覆盖全企业的医院站点许可、与 EHR 集成的临床知识库 | 未经验证的消费者流量、非临床网页搜索、硬件设备 | 医院 CIO、CMIO 及卫生系统采购委员会 | 需要 SOC 2 Type II、HIPAA BAA 和 EHR 互操作性的扩张前沿 |
| 床旁诊断与给药工具 | 复杂鉴别诊断生成、主动式按体重给药引擎 | 纯文献摘要、一般医学知识问答 | 医院临床药学与专科医学部门 | 产品能力边界;相较 UpToDate 目前尚未解决的限制 |
分类依据为公开报道的 OpenEvidence 产品能力、投资者表述和临床评测基准。
[CM001, CM002, CM004, CM005, CM009]2.2 市场规模视角:数字药品广告与企业 CDS 支出
评估 OpenEvidence 的市场规模,必须把临床决策支持软件预算与数字药品广告支出分开。医疗软件领域的风险投资人往往把医疗 AI 理解为数十亿美元级的全球临床生产力市场,但 OpenEvidence 近期的商业模式主要由查询生成等待期间展示的药品品牌广告驱动。据 Series D 领投投资者披露,美国数字药品广告的总可用市场(TAM)估计每年为 $20 billion 至 $25 billion,不包括国际市场。在这一广告 TAM 中,可服务市场(SAM)受高意向 HCP(医疗专业人士)数字广告渠道界定,药品营销人员按专科和临床查询意图触达经过验证的处方医生。OpenEvidence 的可获取市场(SOM)锚定于其据报道在 2026 年 1 月实现的 $100 million 年化收入,当时覆盖 757,000 名注册美国医生。换一个软件采购视角,医疗系统企业订阅构成相邻但商业上不同的 TAM,医疗系统预算负责人会评估年度席位授权或全机构站点协议;这条收入流对 OpenEvidence 仍处于早期阶段。[CM001, CM002, CM003, CM007, CM009]
| 规模测算视角 | 市场价值(USD) | 地域范围 | 底层方法与依据 | 置信度 | 主要限制与缺口 |
|---|---|---|---|---|---|
| 美国数字制药广告 TAM | $20B - $25B | 美国 | Craft Ventures 在 D 轮中对数字制药广告总支出的市场估算 | 中 | 包含超出床旁搜索的广泛 HCP 与 DTC 数字渠道 |
| 医生床旁搜索 SAM | $1B - $3B | 美国 | 高意向处方医生数字广告与高端 CDS 软件预算 | 中 | 受约 1 million 名美国活跃医生总人数约束 |
| OpenEvidence 年化 SOM | $100M | 美国 | 截至 2026 年 1 月 D 轮,据报道的公司年化收入运行率 | 高 | 按变现渠道划分的 FY2025 经审计收入明细仍未披露 |
| 欧洲临床 AI 市场 | 未披露 / 有边界 | 英国与欧盟 | 本地化临床工具(iatroX、Praxis、ClariMed)的市场切入口 | 中 | OpenEvidence 于 2026 年 4 月退出,理由是 EU AI Act 监管不确定性 |
市场数据引用 MedCity News 中 Craft Ventures 的表述及公司收入运行率披露。欧洲市场规模反映退出市场这一事实。
[CM001, CM003, CM006, CM007]通过分层规模比较美国数字制药广告总 TAM、高意向医生现场 SAM 与 OpenEvidence 已捕获的 SOM。
各层宽度仅表示层级,不代表数值比例。
TAM 反映 MedCity News 引用的 Craft Ventures $20B-$25B 区间中点 $22.5B。SAM 是高意向 HCP 数字推广的估算中点。
[CM001, CM003]2.3 临床工作流中的买方、用户与付费方分层
OpenEvidence 市场定位的核心结构,是有意把终端用户与经济付费方拆开。终端用户是经过验证的个体临床医生,包括初级保健医生、亚专科医生、住院医生和急诊医生;他们无需付费即可采用平台,查询同行评审证据和临床指南。相反,商业付费方是药品营销团队和品牌经理,他们购买定向数字广告库存,广告显示在提交查询与生成答案之间的检索等待期。医疗系统 IT 采购是正在出现的第二买方群体,医院会授权集成式 EHR 副驾驶,例如 OpenEvidence 与 Sutter Health 和 Epic 系统的试点集成。这种三方分层带来不同的采用速度:个体临床医生通过移动端和网页应用商店即时采用,而企业医疗系统买方在批准机构部署前,需要经过严格的 SOC 2 Type II 合规审查、HIPAA 业务伙伴协议和正式临床安全评估。[CM002, CM004, CM005, CM008, CM010, CM012]
| 客户细分 | 主要用户 | 经济买方 / 付款方 | 工作流触点 | 预算来源 | 采用触发因素 |
|---|---|---|---|---|---|
| 个体临床医生 | 医生、住院医生、专科进修医生 | 免费(由平台补贴) | 患者就诊间隙使用移动应用与网页搜索 | 无(医生零成本) | 需要快速获取带引文的罕见临床情景证据 |
| 制药商 | 品牌经理、媒体策划 | 商业营销副总裁 / 总监 | 查询处理延迟期间展示广告 | 数字 HCP 营销与推广 | 处方医生查询意向高且可按专科定向 |
| 企业卫生系统 | 医院医务人员 | 医院 CIO、CMIO、IT 采购 | 嵌入式 EHR 侧栏(例如 Sutter Health 的 Epic) | 企业卫生 IT 与临床系统 | 临床工作流效率、证据一致性、HIPAA 合规 |
| 学术医学协会 | 协会成员与期刊读者 | 编辑与内容合作 | EvidenceGrade 与指南查询模块 | 出版与内容许可 | 实践指南分发(NCCN、Cochrane、AAO-HNSF) |
细分体现多边商业结构,将临床用户与制药品牌赞助商分开。
[CM002, CM004, CM008, CM010, CM012, CM014]2.4 采用驱动因素与监管瓶颈
临床 AI 搜索的长期扩张,受医学文献呈指数级翻倍推动;即使采用保守的影响因子期刊门槛,文献量估计也每五年翻一倍,导致执业医生仅靠传统的研究生阶段阅读无法吸收新的临床试验发现。 OpenEvidence 靠整合与优质出版商签订的权威全文文献协议,加快临床信任建立,其中包括 New England Journal of Medicine、JAMA Network、National Comprehensive Cancer Network(NCCN)和 Cochrane Systematic Reviews;其 EvidenceGrade 方法还把 GRADE 确定性框架落到诊疗现场。尽管增长催化剂明确,市场扩张仍面临严重约束。2026 年 4 月,OpenEvidence 因围绕欧盟《人工智能法案》和不断变化的英国 MHRA 临床 AI 工具合规标准的不确定性,退出英国和欧盟市场。此外,初级保健临床试验表明,AI 建议在管理常见慢性病时清晰度和相关性较高,但对改变既有医生临床方案的现实影响仍有限,主要作用是强化而非改写医生判断。[CM006, CM007, CM011, CM013, CM014, CM015]
2.5 展示项
03竞争格局
3.1 竞争格局与战略替代方案
临床人工智能的竞争场覆盖传统专家策划的参考数据库、专门的医学推理引擎、临床医生工作流网络、环境式文档录入助手和平台型传统厂商。OpenEvidence 主要是一个以文献为基础的临床问答工具,直接为经过验证的执业者综合同行评审医学引文。在传统参考资料类别中,Wolters Kluwer 的 UpToDate 和 Elsevier 的 ClinicalKey AI 与医院采购部门及学术医疗中心保持了数十年的企业关系。UpToDate 拥有超过 12,000 个临床主题,由超过 7,400 名医生作者策划;个人临床医生每年付费 $579 至 $699,机构则可在电子健康记录系统中购买全机构授权。然而,传统出版商在生成式对话能力上推进缓慢,往往把高级 AI 功能置于高价层级之后。相反,EvidenceMD、Vera Health 和 Glass Health 等专门 AI 挑战者瞄准第一代临床搜索的架构局限。EvidenceMD 以透明的思维链推理形成差异化,公开最多 64,000 个思考 tokens,并提供兼容 OpenAI 的开发者 API,与 OpenEvidence 的黑箱式综合形成鲜明对比。同时,Abridge 和 Ambience Healthcare 等环境式记录助手在患者诊疗期间争夺临床医生注意力,促使 OpenEvidence 推出 Visits 和 Voice Mode,拓展纯证据查询之外的场景。[CP001, CP002, CP003, CP004, CP005, CP006, CP007, CP011]
| 竞争对手 | 类别 | 规模 / 融资 | 目标细分 | 核心差异化 | 战略限制 |
|---|---|---|---|---|---|
| OpenEvidence | 临床决策支持搜索 | D 轮($12B 估值融资 $250M;累计融资约 $700M) | 经验证的美国 HCP 与企业卫生系统 | 独家出版商合作(NEJM、JAMA、NCCN),广告资助使临床医生零成本 | 广告支持收入、没有可见推理轨迹,且已退出 EU/UK 市场 |
| UpToDate (Wolters Kluwer) | 专家策展的临床参考 | 上市企业母公司(Wolters Kluwer 旗下部门) | 医院卫生系统、学术中心、全球临床医生 | 12,000+ 个主题、7,400+ 名医生作者,获 GRADE 评级的可信机构标准 | 成本高($579-$699/yr)、用户界面陈旧,且 AI 功能仅限高级套餐 |
| ClinicalKey AI (Elsevier) | 机构级生成式参考 | 上市企业母公司(RELX / Elsevier 旗下部门) | 医院、卫生系统与学术图书馆 | 每日更新的 Elsevier 全文语料库,支持 SMART on FHIR 的 EHR 内集成并提供 CME 学分 | 仅采用机构销售定价,没有个人自助套餐,且以英语为先 |
| DynaMedex (EBSCO) | 证据分级参考与药理学 | 私营母公司(EBSCO Information Services) | 医院、医学院与临床图书馆 | 捆绑 Micromedex 药理与药物相互作用数据库,进行每日监测 | 未公布个人零售价,访问取决于机构,且没有推理轨迹 |
| Doximity Ask (DoxGPT) | 医疗专业人士网络 AI | 上市公司(NYSE: DOCS;市值 $8B+) | 美国医生、住院医生与医疗工作者 | 嵌入拥有 3M+ 名成员的美国临床医生网络,提供 Pathway 专论与记录员集成 | 仅限美国的临床医生验证门槛,诊断深度较低,搜索工具基础 |
| EvidenceMD | 可审计临床推理引擎 | 获得风险投资支持的 AI 初创公司 | 全球临床医生、受训人员与卫生系统 | 流式思维链推理、HealthBench Hard 基准(54.6%)与开放 API | 缺少专有许可出版内容(依赖开放的同行评审文献) |
| Vera Health | 临床 AI 搜索引擎 | Y Combinator 支持的初创公司 | 全球经验证的临床医生 | 搜索 60M+ 篇同行评审论文,提供完整药物数据库与 900+ 个计算器 | 商业化早期阶段,指南本地化程度不一,企业收入尚未证实 |
| Epic(临床医生艺术项目) | 电子健康记录平台在位者 | 私营公司(年收入 $4B+) | 美国医院系统与大型医疗集团 | 原生制图工作流锁定,Cosmos 数据集覆盖 300M+ 份患者记录 | 专有的医院中心化实施方式,多租户临床文献创新较慢 |
数据综合自截至 2026 年公开的供应商定价表、产品披露与独立行业分析。规模与融资反映经核实的一手和二手财务报告。
[CP001, CP002, CP004, CP005, CP006, CP007]3.2 竞争对手画像、定价模式与平台能力
对临床智能领域的评估显示,变现模式、目标用户群和经验证的临床效用存在明显分化。OpenEvidence 向持有 National Provider Identifier 资质的美国医疗专业人士免费开放,通过答案生成等待期内的药品数字展示广告资助核心运营,同时在 Cedars-Sinai、Mount Sinai 和 Sutter Health 等机构试点无广告企业模式。相比之下,UpToDate 通过医院系统站点授权和个人临床医生订阅产生经常性订阅收入,价格从实习生的 $219 到含 Expert AI 的 Pro Plus $699 不等。EBSCO 的 DynaMedex 把临床综合与 Micromedex 药理及药物相互作用数据库捆绑销售,依托机构图书馆授权,而非公开个人定价。Doximity 拥有超过 3 million 名注册美国医疗会员,并在 Scribe 和 Dialer 工具之外部署 Doximity Ask,把专业通信网络转化为诊疗现场助手。EvidenceMD 等专门临床 AI 平台在 30 种语言上运营全球免费增值模式,不要求美国 NPI 门槛,并公布包括 HealthBench Hard 54.6% 在内的实证准确率基准。由此形成的市场格局,是高摩擦、企业付费数据库与无摩擦、广告资助工具及新兴可审计推理平台之间的对比。[CP001, CP002, CP004, CP005, CP008, CP009, CP010, CP012]
| 采购 / 临床标准 | OpenEvidence | UpToDate Expert AI | ClinicalKey AI | Doximity Ask | EvidenceMD | Epic Native AI |
|---|---|---|---|---|---|---|
| 主要证据基础 | 许可期刊(NEJM、JAMA、NCCN) | 7,400+ 篇医生撰写的专家主题综述 | Elsevier 全文医学图书馆与期刊 | Pathway 专论与 PubMed 引文 | PubMed、索引期刊与临床指南 | Cosmos 临床记录与嵌入式指南链接 |
| 推理透明度 / 可审计性 | 不透明的综合(仅有内嵌引文) | 不透明的综合(仅有编辑摘要) | 不透明的综合(仅有内嵌引文) | 可用 Thinking Mode(2026);Instant 不透明 | 可审计思维链(最多 64k tokens) | 不透明的内部算法模型 |
| 床旁诊疗工作流 | 搜索、Voice Mode、就诊记录 | 参考资料查询与主题导航 | EHR 内参考搜索并提供 CME 学分 | 医生拨号、消息、记录员与传真 | 排序后的鉴别诊断、评估 / 计划、记录 | 直接 EHR 开立医嘱、病历记录、收件箱 |
| EHR 集成机制 | FHIR 集成(Sutter、Cedars-Sinai) | 嵌入式 SMART on FHIR / HL7 Infobutton | SMART on FHIR SSO 直接集成 | 外部 应用 / Web 集成 | 兼容 OpenAI 的开发者 API | 完全 原生 核心 EHR 架构 |
| 地域与监管可用性 | 仅限美国(2026 年 4 月退出欧盟 / 英国) | 全球机构客户;AI 层覆盖美国 / 加拿大 | 全球机构销售(英国可用) | 仅限持美国执照的临床医生 | 全球可用,支持 30 种语言 | 全球 Epic EHR 医疗系统部署 |
| 准确率基准透明度 | 未公开(据称 USMLE 超过 90%) | 未公开(依赖编辑严谨性) | 未公开(依赖 Elsevier 同行评审) | 引用了独立 NOHARM 研究;无公开基准 | 已发布(HealthBench Hard 上为 54.6%) | 未公开(医疗系统内部验证) |
该矩阵汇总截至 2026. 标为未公开的标准,表示没有公开可获取的经审计第三方基准数据。
[CP002, CP003, CP004, CP005, CP007, CP011, CP012, CP013]| 平台 | 临床医生访问成本 | 企业 / 医疗系统定价 | 变现架构 | 合同结构与限制 |
|---|---|---|---|---|
| OpenEvidence | 经验证的美国临床医生免费使用(需 NPI) | 定制的非广告企业试点模式(按合同执行) | 数字药品广告 CPM ($70-$150+); 开发中 企业 按席位计费的层级 | 不与个人临床医生签合同;医院系统集成可提供企业 BAA |
| UpToDate (Wolters Kluwer) | $579/yr(标准版),$699/yr(Pro Plus AI),$219/yr(培训版) | 年度 FTE/床位-基于 企业 许可 (~$500/席位) | 临床医生 SaaS 订阅 与 企业 医疗 系统 多年期合同 | 年度 预付 subscription; 生成式 AI 限定 严格 to Pro Plus tier |
| ClinicalKey AI (Elsevier) | 不直接向个人销售(14 天试用) | 机构 企业 定价 基于 on 医院 规模 | 直接 年度 机构 医疗 系统 与 医疗 学院 合同 | 企业 销售驱动 报价 与 SMART on FHIR 机构 许可 |
| DynaMedex (EBSCO) | 未公布个人消费者零售价 | 机构 医院 与 academic library 许可 | 捆绑企业订阅 与 EBSCO/Micromedex 内容 | 年度 机构 合同; 通过机构单点登录控制访问 |
| Doximity Ask | 免费 用于 verified U.S. 临床医生 | 纳入更广泛的 Doximity 医疗系统企业套件 | 药品营销、招聘解决方案和企业软件模块 | 免费 用于 U.S. 持证 会员; 无 per-用户 fee 用于 conversational AI 功能 |
| EvidenceMD | 全球免费核心层;高用量提供付费方案 | 定制企业和 API 许可 | 分层临床医生免费增值模式,开发者 API 积分按量付费 | 按月或按年自助订阅,无凭证门槛 |
定价 数字 反映 verified 已发布 定价 价目表 与 厂商 披露 as of 2026. 实习生 与 企业 折扣 are 取决于 to 机构特定的 采购 谈判.
[CP001, CP002, CP004, CP008, CP009, CP010]3.3 护城河持久性、平台替代与传统厂商回应
OpenEvidence 竞争优势的持久性,取决于独家期刊内容授权、临床医生工作流习惯、电子健康记录集成和国际监管合规之间的协同。OpenEvidence 的防御性护城河由与顶级出版商签订的正式授权协议支撑,包括 New England Journal of Medicine、JAMA Network、Nature Portfolio、Cochrane Systematic Reviews 和 National Comprehensive Cancer Network。这些合作阻止通用前沿大语言模型合法复制受版权保护医学文献的全文临床综合。此外,医生习惯已经很强:超过 650,000 名经过验证的美国医生使用该平台,在 10,000 家医疗中心产生每月超过 20 million 次咨询。不过,个体临床医生的切换成本仍低,因为核心网页和移动工具无需付费,医生可以同时使用 OpenEvidence、Doximity Ask 和 UpToDate。最严重的平台威胁来自电子健康记录厂商,尤其是 Epic Systems;它控制超过 40% 的美国医院 EHR 市场,并通过 Cosmos 持有覆盖 300 million 名患者的纵向临床数据。如果 Epic 限制第三方 FHIR 接口,或把原生 AI 决策支持直接捆入制图工作流,OpenEvidence 的诊疗现场分发可能遭遇严重去中介化。此外,国际扩张也受到严重限制:OpenEvidence 于 2026 年 4 月 27 日突然退出欧盟和英国,称原因是欧盟 AI 法案和 MHRA 器械法规存在监管不确定性,使 iatroX、BMJ Best Practice 和 Vera Health 等区域替代品能够承接海外临床需求。[CP003, CP004, CP006, CP007, CP010, CP013, CP014, CP015]
从证据可审计性和现场工作流集成两方面评估临床 AI 与参考平台。
| 条目 | 现场工作流集成 (30–95) | 证据透明度与推理可审计性 (35–90) | 说明 |
|---|---|---|---|
| 1. OpenEvidence | 65 | 45 | |
| 2. UpToDate Expert AI | 75 | 55 | |
| 3. ClinicalKey AI | 80 | 50 | |
| 4. EvidenceMD | 40 | 90 | |
| 5. Doximity Ask | 70 | 40 | |
| 6. Epic Native AI | 95 | 35 | |
| 7. Vera Health | 35 | 60 | |
| 8. Glass Health | 30 | 65 |
定位反映截至 2026 年对已发布厂商能力、推理轨迹可见度和 EHR 工作流嵌入的定性综合。
[CP003, CP007, CP011, CP012, CP015]3.4 展示项
04财务情况
4.1 变现渠道、高 CPM 赞助与企业授权
OpenEvidence 采用以广告支持为主的变现架构,让经过 NPI 验证的临床医生免费使用,同时销售高价药品和医疗器械赞助。公司有意绕开传统医疗系统采购周期,让个体临床医生免费查询平台,在 10,000 家医疗中心建立超过 757,000 名已验证处方医生的基础。广告主支付 $70 至超过 $1,000 的高价 CPM,在系统生成循证答案所需的几秒钟内展示低干扰推广位和视频单元。除核心药品赞助外,OpenEvidence 于 2025 年 4 月引入继续医学教育(CME)学分合作,以获取医学认证和赞助预算。公司已宣布与 Sutter Health、Mount Sinai、Cedars-Sinai 和 NewYork-Presbyterian 等医院网络集成,但这些部署目前仍使用核心广告支持服务。管理层已披露计划率先推出专门的无广告企业订阅层级——类似私人基础模型企业软件层级——但来自医院 IT 预算的实际软件 ARR 仍处于早期。[CI001, CI002, CI003, CI004, CI005, CI006]
| 变现来源 | 机制 | 目标客户 | 预计规模 / 状态 | 收入质量 | 尽调评估要求 |
|---|---|---|---|---|---|
| 数字药品与器械广告 | 查询生成期间的赞助位与视频单元 | 药品和医疗器械制造商 | 核心收入来源 ($100M+ 2025, ~$300M run-率 2026) | 高毛利(约 90%),但依赖周期性广告预算 | 经审计的 FY2025 收入拆分及前 10 大广告主集中度 |
| 继续医学教育(CME) | 临床工作流内的认证教育学分 | 医学学会、学术中心和生命科学公司 | 自 2025 年 4 月开始运营;次要收入来源 | 中等规模的经常性赞助,取决于临床医生参与度 | CME 模块的毛利率与合作伙伴收入分成 |
| 医疗系统企业部署 | EHR 集成 via HL7 FHIR 进入 Epic/Cerner 工作流 | 医院网络(Sutter、Mt. Sinai、Cedars、NYP) | 覆盖 10,000+ 家机构;以广告支持层为主 | 战略留存率高,但截至目前软件许可费可忽略 | 已签合同管线及转为非广告付费企业客户的时间表 |
| 生命科学与商业智能 | 临床试验匹配与证据智能 (Veeva / Open Vista) | 生物制药商业与临床运营 | 商业扩张早期合作 | 企业软件合同的 ARPU 潜力高 | 已执行的客户协议、合同金额及交付里程碑 |
数据综合自公司新闻公告、CNBC 报道和 Sacra 的市场分析。企业订阅合同仍在开发中。
[CI001, CI004, CI005, CI006]| 产品层级 | 客户细分 | 标价 / 费用结构 | 商业套餐 | 实际经济表现 vs 标价 | 承销尽调问题 |
|---|---|---|---|---|---|
| 临床医生 Point-of-护理 (Quick/Deep Consult) | 经 NPI 验证的美国医生(NPI) | $0(经验证临床医生免费) | 广告支持的床旁搜索与诊断咨询 | 通过广告展示的 $70-$1,000+ CPM 间接变现 | 按专科划分的临床医生参与留存曲线(90 天后) |
| 行政与文档(就诊、编码) | 医生和医院员工 | $0(包含在免费验证层) | 临床转录、ICD-10 编码、EHR 笔记草稿 | 无直接收入;充当平台参与度护城河 | 每份生成笔记和事前授权函的增量推理成本 |
| 医疗系统企业定制 | 综合医疗网络与医院系统 | 定制的非广告企业定价(开发中) | Epic EHR 集成、机构护理路径、HIPAA BAA | 目前为试点 / 广告支持;未披露有实质意义的经常性许可 ARR | 大型医疗系统承诺的年度合同金额(ACV)及续约条款 |
| 药品广告库存 | 药品品牌营销人员与媒体代理商 | 据报道 $70 to $1,000+ CPMs | 定向赞助横幅、视频单元和临床内容位 | 约 5% 已售广告库存的平均实际混合 CPM | 经审计的费率卡、投放订单和广告主续约率 |
All individual 临床医生 access 层级 are 免费 与 NPI verification. 付费 机构 定价 层级 are in late-stage 开发.
[CI002, CI003, CI005, CI008]4.2 毛利率驱动因素、推理经济性与有机获客
平台披露的单位经济性,折射出高毛利数字广告库存与可变生成式 AI 推理成本之间的财务分化。第三方分析和公司披露称,核心数字广告业务毛利率接近 90%,靠较高的实现 CPM 支撑,而已售库存率估计约为 5%。基础设施成本包括主要由 Google Cloud Platform 和 Vercel 提供的计算与托管服务,以及支付给 Massachusetts Medical Society(NEJM Group)和 American Medical Association(JAMA Network)等医学出版商的授权内容版税。在分发端,临床医生的获客成本接近零;CEO Daniel Nadler 称,95% 的新用户通过医生之间的口碑加入,而非付费营销活动。然而,要把自下而上的有机临床医生使用转化为经常性机构企业收入,还得过医院 IT 审查委员会、负责任 AI 委员会,并遵循 EHR 集成协议;这会带来传统企业销售的额外开销。[CI007, CI008, CI009, CI010, CI011]
| 财务指标 / 成本驱动因素 | 报告 / 估计值 | 置信度 | 底层运营驱动因素 | 承销尽调要求 |
|---|---|---|---|---|
| 数字广告毛利率 | ~90% | 中 | 网页 / 应用广告展示单元的边际交付成本低 | 包含广告投放软件基础设施的经审计 COGS 拆分 |
| 广告库存售罄率 | ~5% | 中 | 保守的广告负载维护用户体验和临床信任 | 扩容计划及广告展示变现的余量 |
| 医生获客成本(CAC) | 接近 $0(自然增长) | 高 | 医生同行网络中的口碑转介绍率为 95% | 专科渗透趋于饱和后自然获客的可持续性 |
| 年度化收入运行率(2026 年 7 月) | $300M | 中 | 快速增长,来自 2025 年底的 $150M 和 2024 年底的 $7.9M | 季度 GAAP 收入核对、已确认收入与运行率的对比 |
| 内容许可与版税 | 未披露 | 低 | 支付给 NEJM、JAMA、Wiley 和医学学会的许可费 | 合同版税协议、最低保证金和期限长度 |
| 每次查询的推理与算力成本 | 未披露 | 低 | 在 Osler、Sackett 和 Snow 模型上托管于 Google Cloud / Vercel | 每次查询的 GPU 算力支出及 Deep Consult 对毛利率的影响 |
毛利 毛利率 reflects 广告 segment estimates 来自 Sacra. Inference 成本 与 publisher royalty 分成 are 不 公开 经审计.
[CI007, CI008, CI009, CI010]4.3 资本充足性、现金跑道与投资判断难题
OpenEvidence 在 2025 年 2 月至 2026 年 1 月的四轮融资中累计筹得约 $700 million 机构风险资本,其中包括以 $12 billion 估值完成的 $250 million Series D,因此资本充足性较高。据报道的现金储备可提供多年现金跑道,核心数字广告业务也有正贡献毛利支撑。管理层表示不打算在基础模型训练上烧掉数十亿美元,而是把计算资源集中于领域专用医疗微调和检索增强生成。不过,从投资判断角度看,公司的估值倍数(对应 $300M 年化收入的 40x 至 50x,或 FY2025 收入的 80x 至 120x)已经计入向更广泛的 $20B 至 $25B 美国数字药品广告市场和商业生命科学智能领域快速扩张的预期。主要投资判断风险包括诊疗现场药品营销可能受到监管限制、机构医生对广告主影响临床认知的审查,以及缺乏经审计披露来区分广告收入和软件合同 ARR。[CI012, CI013, CI014, CI015, CI016]
4.4 展示项
05产品与技术
5.1 临床决策支持与工作流产品线
OpenEvidence 围绕诊疗现场医学搜索、咨询和面向经过验证医疗专业人士的运营沟通来组织临床产品。核心临床咨询界面允许 NPI 验证的医生查询复杂临床难题,直接从同行评审医学文献中提取综合答案。为覆盖医生在日常患者诊疗中的互动,公司把产品从独立查询检索扩展到对话和电话工作流。其中包括 Visits 环境式记录功能,可把患者诊疗转写为结构化文档;还包括集成 AI 的医生拨号器,支持通话、消息和直达语音信箱。OpenEvidence 通过把临床指导直接嵌入远程医疗和电话诊疗生成的笔记,试图把实时决策支持与文档记录统一起来。[CE001, CE002, CE003, CE004]
| 产品 / 模块 | 目标用户 | 成熟度 / 部署状态 | 工作流差异化 | 关键尽调缺口 |
|---|---|---|---|---|
| 临床 AI Copilot | 经 NPI 验证的医生 | 生产环境 (General Availability) | Answers cited to peer-reviewed 医疗 journals 与 NPI gating | Real-world error 与 hallucination 费率 in rare diseases |
| AI 集成医生拨号器 | 医生 & 临床 员工 | 生产环境 (发布 Dec 2025/Feb 2026) | 集成呼叫、消息和传真,并自动生成临床笔记 | 运营商可靠性指标和长期电话成本负担 |
| Visits Clinical Assistant | 门诊与非住院临床医生 | 生产环境 (上线 Aug 2025) | 环境式就诊转录,生成结构化证据笔记 | 与 Epic、Cerner 等主要厂商的 EHR 集成深度 |
| Darwin 研究预览 | 学术与临床研究人员 | 研究预览 | 探索性生物医学推理与复杂证据综合 | 商业化时间表和正式 SLA 规格 |
数据综合自截至 2026 年的官方公司公告、技术披露和产品发布。
[CE001, CE002, CE003, CE007]| 待完成的临床工作 | 传统医疗工作流 | OpenEvidence 平台方案 | 可衡量收益 | 运营限制 |
|---|---|---|---|---|
| 床旁证据查询 | 在 PubMed 或教材门户间手动搜索 | 基于获许可期刊的自然语言查询综合 | 快速综合复杂多病共存指南 | 强化医生已有知识,而不是改变治疗决策 |
| 患者远程医疗与随访通话 | 未加密的手机或彼此断开的拨号工具 | 应用内符合 HIPAA 的拨号器,配合定制诊所来电显示 | 提高患者接听率,同时隐藏医生手机号码 | 需要移动应用保持连接并要求患者配合 |
| 专科肿瘤决策支持 | 外部指南参考资料与肿瘤委员会评审 | 直接嵌入 OneOncology 合作诊所的工作流 | 在诊疗现场结合基因组背景与试验路径 | 专科工作流的采用取决于网络诊所软件 |
| 慢性病护理升级 | 标准初级保健临床决策协议 | 在慢性病间评估的算法化多病种指导 | 医生满意度高(3.6/4),相关性为 3.75/4 | 对现有临床决策的改变影响低(1.95/4) |
基于 on Mayo Clinic retrospective primary 护理 evaluations, OneOncology 部署 披露, 与 公司 release metrics.
[CE004, CE009, CE012, CE013]5.2 混合运营架构、基础设施与模型模态
平台技术栈依托混合基础设施模型,连接高吞吐前端需求与计算密集型生物医学推理。前端路由和用户会话交付部署在 Vercel,使用 Next.js 和 Fluid compute;后端数据摄取、核心业务逻辑和模型编排则在 Google Cloud Platform 上运行。在模型层,OpenEvidence 对外公布了一套品牌化回答模式,包括 Osler、Sackett、Snow,以及名为 Darwin 的研究预览版本。虽然 Anthropic 等技术供应商的商业合作提供了底层基础模型能力,但具体产品的参数量、基础模型版本和内部路由逻辑仍未披露。其主要技术差异在于:围绕获授权的权威语料库进行受约束的检索增强生成,而不是无依据地回忆参数。[CE005, CE006, CE007, CE008, CE009]
| 层 / 组件 | 技术实现 | 运营角色 | 技术依赖 | 已识别风险 |
|---|---|---|---|---|
| 前端呈现 | 在 Vercel 上运行 Next.js,采用 Fluid compute | 快速交付 Web / 移动端 UI,无服务器边缘计算 | Vercel 边缘无服务器网络 | 前端扩展性与路由依赖供应商 |
| 后端与编排 | Google Cloud Platform 上的 Python 服务 | 数据摄取、业务逻辑和多步骤编排 | Google Cloud Platform 基础设施 | 重负载下的云算力与 GPU 分配成本 |
| 基础智能 | Anthropic 合作与第三方 LLM | 语言生成与临床证据综合 | 第三方商业基础模型提供商 | 参数规模、训练数据截止时间和延迟不透明 |
| 精选知识库 | 获许可语料库(NEJM、JAMA、Cochrane、NCCN) | 专属证据检索增强生成索引 | 出版合作续约与法律协议 | 受限的许可访问和版权脆弱性 |
Derived 来自 official security 披露, Vercel infrastructure 客户 case studies, 与 iatroX 技术 reports.
[CE005, CE006, CE008, CE010]分层呈现 OpenEvidence 从用户工作流到底层精选生物医学证据的技术与运营基础设施。
- 应用与临床工作流层
- Next.js Web 客户端、移动应用、HIPAA 拨号器、Visits 环境式听录
- API 与前端基础设施层
- 带 Fluid compute 和自动分支预览的 Vercel 边缘网络
- 核心编排与业务逻辑
- 运行于 Google Cloud Platform 的 Python 后端,管理 NPI 验证与查询管线
- 生物医学语言生成引擎
- 多 AI 代理模式(Osler、Sackett、Snow)及商业 LLM 合作
- 证据检索与许可索引
- 跨获许可的 NEJM、JAMA、Cochrane 和 NCCN 语料库进行检索增强生成
- 安全与治理基础设施
- SOC 2 Type II 认证环境、HIPAA BAA 控制、AES-256 静态加密
层级组件源自公开基础设施披露、安全文档和合作伙伴公告。
[CE005, CE006, CE007, CE010, CE011]5.3 内容授权差异化、安全与治理边界
OpenEvidence 将搜索检索限制在经过审核的医学来源,并与 New England Journal of Medicine、JAMA Network、Cochrane Systematic Reviews 和 National Comprehensive Cancer Network 建立正式出版合作,以此区别于通用消费聊天机器人。合规与安全上,公司保持 HIPAA 合规,并取得 Security 信任服务类别的 SOC 2 Type II 认证;静态数据采用 AES-256 加密,传输采用 TLS 1.2。尽管有这些控制,同行评审临床评估显示,OpenEvidence 主要是在强化医生已有的治疗方案,而不是引导临床决策。幻觉日志的外部审计轨迹、独立临床错误率以及缺乏标准化公开 API 供第三方开发者集成等治理缺口仍然明显。[CE010, CE011, CE012, CE013, CE014]
5.4 展示项
06客户情况
6.1 客户基础与付费方图谱
OpenEvidence 的核心用户是经过验证的临床医生,而不是患者。NBC 报道称,美国执业者使用政府签发的医疗身份注册后,可以免费提出不限量问题;公司公告则把单日使用里程碑限定为 NPI 验证的医生。因此,公开证据把用户与可能的付费方区分开:个体临床医生免费使用,医疗系统可以赞助工作流集成,专业协会授权专科内容,药品或器械广告主可能资助注意力。国际覆盖范围据报道存在,但描述它的来源由竞争对手撰写,不是独立基准,也没有披露地域层面的参与度或收入组合。[CU001, CU009, CU013]
| 细分 | 买方 / 用户 / 付款方 | 主要使用场景 | 公开规模证明 | 战略价值 | 证据缺口 |
|---|---|---|---|---|---|
| 美国个人临床医生 | 用户:经验证的医生;免费访问;据报道付款方包括广告主 | 床旁证据搜索、临床决策、研究支持 | 公司向 NBC 表示:2026 年 4 月约有 650,000 名活跃美国医生 | 庞大的临床医生注意力入口与自下而上的采用 | 活跃使用定义、专科队列和付费转化未披露 |
| 国际临床医生 | 用户:经验证的临床医生;付款方和资格因地域而异 | 美国以外的证据查询 | 公司向 NBC 表示:约有 1.2 million 名国际用户 | 触达美国核心市场之外的地域范围 | 国家构成、本地化、参与度和收入未披露 |
| 医疗系统 | 买方:机构;用户:医生、护士和药剂师 | 与 EHR 连接的临床决策支持及受治理的部署 | Mount Sinai 宣布企业 EHR 连接;CNBC 转述有 10,000 家医疗中心为客户 | 工作流深度与潜在企业收入 | 付费状态、合同金额、续约及衡量结果未披露 |
| 专业学会与内容许可方 | 合作伙伴 / 许可方:专科机构;用户:会员临床医生 | 指南集成与使用反馈闭环 | AAO 介绍了服务 32,000 名医生专业社区的集成 | 专科深度与差异化许可内容 | 经济效益、激活用户和结果影响未披露 |
规模数字由 OpenEvidence 或其合作伙伴报告,采用不同定义;不可相加 也无法识别付费客户。
[CU001, CU003, CU008, CU009, CU013, CU016]6.2 采用轨迹规模可观,但不是队列证据
三个 2026 年快照显示使用量较大:OpenEvidence 告诉 NBC,约 65% 的美国医生在近 27 million 次 4 月诊疗中使用该服务;CNBC 转述公司的估计称,40% 的美国医生每天使用该服务,且 10,000 家医疗中心是客户;公司公告称 3 月 10 日完成了 one million 次咨询。这些数字在方向上与规模一致,但不是可比的时间序列。“活跃”“每日”“诊疗”“咨询”和“客户”对应不同人群和分母,因此无法证明转化、留存或付费账户增长。[CU002, CU003, CU004, CU014]
| 指标 | 报告值 | 期间 / 日期 | 来源与归因 | 置信度 | 含义 | 缺失分母或限定条件 |
|---|---|---|---|---|---|---|
| U.S. 医生 活跃 use | 约 65%;大约 650,000 名医生 | 2026 年 4 月 | OpenEvidence 代表接受 NBC News 采访时的引述 | 中 | 美国医生中的广泛报告渗透率 | 未提供活跃使用定义和符合条件的医生分母 |
| 美国医生日活跃使用 | 40% | 报告日期为 2026-05-19 | 公司估计,由 CNBC 转述 | 中 | 有意义的报告频率,而不只是注册量 | 未提供测量方法、日定义和分母 |
| 临床就诊 | 近 27 million | 2026 年 4 月 | 公司数据,由 NBC News 转述 | 中 | 月度交互量高 | 未提供就诊定义、独立用户数和复访率 |
| 单日临床咨询 | 1 million | 2026-03-10 | OpenEvidence 公司新闻稿由 PR Newswire 联合发布 | 中低 | 显示据称的峰值量里程碑 | 没有独立审计、独立用户数或正常日基线 |
| 被描述为客户的医疗中心 | 10,000 | 据报于 2026-05-19 | CNBC 转述的公司口径 | 中低 | 说明机构覆盖面已超出个人账户 | 未提供客户定义、付费状态以及中心与账户的重叠情况 |
这是一组报道快照,不是队列或漏斗。若没有一致的样本范围、定义和前期观察值,这些数值不能换算成增长、留存、市场份额或收入。
[CU002, CU003, CU004, CU014]6.3 明确证据覆盖集成、内容与有限临床评估
明确点名的证据处于三个不同证明层级,不应压缩成 logo 数量。Mount Sinai 宣布从其电子健康记录向医生、护士和药剂师提供企业链接,但没有披露使用量或结果。American Academy of Ophthalmology 描述了一项上线中的内容集成,以及基于高层级眼科医生使用数据的反馈闭环,但未披露商业条款或采用情况。一项由 Mayo 支持的回顾性研究测试了五个初级保健病例,发现清晰度、相关性、支持度和满意度得分较高;但较低的影响得分和狭窄的回顾性设计,限制了任何关于患者结局改善的主张。[CU005, CU006, CU007, CU008, CU012]
| 具名组织 | 细分 | 部署 / 用例 | 生产环境 vs. 试点 | 观察结果 | 局限 |
|---|---|---|---|---|---|
| Mount Sinai Health System | 企业级医疗系统 | 为医生、护士和药师提供直连 EHR 门户 | 2026 年 3 月宣布企业合作与集成 | 工作流入口已嵌入机构 EHR 界面 | 未披露使用量、合同、续约、安全或患者结局指标 |
| American Academy of Ophthalmology 学会 | 专业学会 / 内容许可方 | 将 Preferred Practice Patterns 与技术评估接入使用反馈 | AAO 称这些资源已完成集成,并向眼科医生免费开放 | 专科指南进入临床工作流,并产生主题层面的反馈 | 未披露激活用户、查询量、商业或临床结局指标 |
| Mayo Clinic 初级保健病例系列 | 从业者研究 / 客户证明 | 四名独立医生回顾评估五个常见慢性病病例 | 评估研究,不代表商业部署证据 | 平均得分:清晰度 3.55、相关性 3.75、支持度 3.35、满意度 3.60;影响力在 0-4 分制下为 1.95 | 来自一家机构的五个回顾性病例;仍需前瞻性及复杂病例验证 |
仅代表样本覆盖:这些是留存的指定证据所支持的具名部署、合作关系和从业者评估,并非完整客户名单。状态标签避免把已宣布的集成或研究评估当作付费生产续约。
[CU005, CU006, CU007, CU008, CU009, CU012]6.4 持久性与扩张仍是尽调瓶颈
公开采用证据领先于公开持久性证据。现有证据没有报告 NRR、GRR、流失、续约队列、合同期限、付费席位转化、广告主集中度或头部企业集中度。企业嵌入和专科内容授权提供了看似合理的扩张路径,但并未证明经常性经济性。部署治理也可能拖慢扩张:NBC 报道称 MaineHealth 要求临床医生不要输入受保护健康信息,并描述了在个人设备上更广泛使用“影子 AI”。OpenEvidence 声称符合 HIPAA 并取得 SOC 2 Type II 认证,但这些控制本身无法解决机构特定审批、患者结局证据或临床医生依赖风险。[CU010, CU011, CU015, CU016]
采用路径从已验证的免费临床医生访问,走向专科内容和企业工作流嵌入,但公开证据止步于续约经济性之前。
这是一张证据图谱,不是转化漏斗;各阶段描述已观察到的采用场景和仍待完成的尽调步骤,并不代表同一总体。
[CU001, CU002, CU005, CU008, CU010, CU015]6.5 展示项
07风险
7.1 监管与法律风险格局
OpenEvidence 面临的首要结构性脆弱点,是其两分的监管定位。在美国,OpenEvidence 严格依靠《食品、药品和化妆品法》第 520(o)(1)(E) 节确立的非器械豁免;该条款由《21 世纪治愈法案》制定,并经 FDA 于 2026 年 1 月更新的临床决策支持指南细化。在这一法定安全港下,平台确保建议具有上下文、透明,并附有可核验的同行评审引文,保留临床医生作为最终决策者,由此避免被归类为医疗器械软件(SaMD)。然而,这一监管姿态在国际市场失效。2026 年 4 月 27–28 日,OpenEvidence 突然暂停平台可用性,并终止欧盟和英国所有临床医生的访问,理由是欧盟《人工智能法案》及 EMA 和 MHRA 执行的医疗器械分类带来的监管不确定性加剧。欧盟 AI 法案把临床诊断和分诊 AI 系统列为高风险技术,要求严格的合规评估、算法审计轨迹和正式法律责任分配。OpenEvidence 没有重构模型,也没有让资产负债表暴露于欧洲合规执法,而是选择全面退出相关地区。与此同时,OpenEvidence 正卷入美国联邦法院的高风险知识产权诉讼,已依据《捍卫商业秘密法》《计算机欺诈和滥用法》及 DMCA 起诉 Doximity,指称对方组织提示注入攻击并部署冒充医生的人员,以提取专有模型提示词。[CR001, CR002, CR003, CR004, CR005, CR006, CR007]
| 风险类别 | 司法辖区 / 法庭 | 监管规则或事项 | 可能性 | 严重性 | 缓释策略 | 剩余暴露 | 尽调路径 |
|---|---|---|---|---|---|---|---|
| 欧盟 / 英国高风险 AI 分类 | 欧盟与英国 | 《欧盟人工智能法案》与 EMA/MHRA 医疗器械指令 | 确定(已颁布) | 严重 | 2026 年 4 月起在欧盟和英国全面暂停服务并终止临床医生访问 | 欧洲市场份额永久让给本地合规进入者(iatroX、Heidi Evidence) | 审查董事会层面的要求,并开展 CE 标志医疗器械合规技术可行性研究 |
| 美国 FDA 安全港边界外扩 | 美国(联邦) | 《FD&C 法案》第 520(o)(1)(E) 节 / FDA 临床决策支持指南 | 中 | 高 | 坚持严格的临床医生在环要求、通俗易懂的推理说明和同行评审引用 | 多智能体审议式推理可能触发重新归类为软件医疗器械(SaMD) | 为即将推出的多智能体代理式临床功能申请 FDA 正式预提交审查 |
| 商业秘密与 IP 诉讼 | 美国联邦法院(马萨诸塞州 / 特拉华州) | OpenEvidence v. Doximity(《保护商业秘密法》、CFAA、DMCA) | 高 | 中 | 聘请顶级诉讼律师事务所(Skadden Arps);实施防御性机器人缓解措施 | 法律费用消耗、诽谤反诉风险,以及法院可能发现系统提示词 | 审查马萨诸塞州和特拉华州联邦法院的案卷提交,跟踪证据裁定与证据开示 |
截至 2026 年,影响 OpenEvidence 的已披露重大法律与监管事项完整登记。
[CR001, CR002, CR003, CR004, CR005, CR006, CR007]7.2 运营可靠性、临床准确性与技术治理
尽管 OpenEvidence 报告在 MedQA USMLE 等标准化选择题考试中取得完美的 100% 分数,独立学术和临床评估显示,当其遇到非线性的亚专科病例时,性能会明显下降。在 2025 年 12 月针对 MedXpertQA 亚专科数据集的试点研究中,标准平台在 Quick Consult 上的准确率仅为 34%,在 Deep Consult 上为 41%;对于相同临床提示词,评估者层面的可重复性方差分别达到 77% 和 72%。急诊医学论坛中的临床医生记录了基础诊断错误,例如错误地称标准胸部 X 光可以排除或确认肺栓塞。此外,在前瞻性初级保健评估中,OpenEvidence 的清晰度(3.55/4.0)和引文相关性(3.75/4.0)得分很高,但其对改变临床决策的可测影响仅为 1.95/4.0,主要是证据确认工具,而非主动诊断驱动器。对于免费用户层,平台不提供合同服务等级协议(SLA),也不保证正常运行时间;活跃门诊时段曾出现有记录的服务中断,扰乱医生工作流。平台在 Google Cloud Platform 和 Vercel 基础设施上保持 SOC 2 Type II 认证和 HIPAA 合规,并采用 AES-256 数据库加密,但缺乏公开披露的机构 SLA,使临床机构在宕机期间缺乏救济渠道。[CR008, CR009, CR010, CR011, CR012, CR013, CR014]
| 失效模式 | 可能性 | 严重性 | 缓释成熟度 | 剩余暴露 | 未解决缺口 |
|---|---|---|---|---|---|
| 亚专科诊断表现下降 | 高 | 严重 | 发展中 | 在复杂 MedXpertQA 病例上准确率降至 34%-41%,重复性为 72%-77% | 缺少覆盖复杂肿瘤和罕见病病例的前瞻性多中心验证试验 |
| 临床诊疗期间现场服务中断 | 中 | 高 | 临时性 | 免费临床医生层没有合同约定的企业 SLA;平台中断会让医生无法查询 | 正常运行时间历史日志未公开,也没有有保障的冗余故障切换承诺 |
| 急性诊断指导中的临床幻觉 | 中 | 高 | 发展中 | 据报的诊断错误(例如通过胸部 X 光排除肺栓塞)可能导致患者误诊 | 缺少公开安全事件登记册或独立不良医疗事件监测系统 |
| 初级保健临床决策影响脱节 | 高 | 中 | 中等 | 对改变现行治疗方案的影响较低(评分 1.95/4.0),作用是强化而非指导诊疗 | 在不越过 FDA SaMD 边界的前提下证明下游治疗方案发生改变 |
综合已发表的学术评估、临床用户报告和平台技术评测。
[CR008, CR009, CR010, CR011, CR013]按可能性层级映射 OpenEvidence 的运营、临床、监管和商业风险,并展示剩余敞口的分布。
可能性和影响象限依据已发表的学术试验、联邦法院文件和监管行动分类。
[CR001, CR004, CR005, CR009, CR010, CR014]7.3 商业模式冲突、依赖与投资逻辑破坏触发器
OpenEvidence 的商业模式仍高度集中于药品和医疗器械数字广告,在为 NPI 验证医生检索临床证据时,把等待的几秒钟变现。Direct-to-Clinician 模式虽推动平台迅速扩展到 1 million 次日临床咨询、覆盖超过 10,000 家医疗设施,却带来尖锐的机构摩擦。学术医疗中心和医疗系统采购部门对在治疗建议旁展示药品广告表达了深刻的伦理和临床治理担忧,在 FTC 和 FDA 的推广边界下持续受到审查。此外,OpenEvidence 依赖与顶级出版商直接签订的内容授权合作,包括 New England Journal of Medicine、JAMA、NCCN 和 Cochrane Library。如果出版商合作伙伴提高授权费,或向基础 LLM 开发者授予非独家访问权,OpenEvidence 的证据数据护城河可能被削弱。企业 EHR 集成是另一项架构脆弱点:平台虽已在 Mount Sinai、Sutter Health 和 Cedars-Sinai 部署 Epic,但 Epic 与 Microsoft 和 OpenAI 开展的原生 AI 计划构成明显的去中介化威胁。对投资者而言,关键投资逻辑破坏触发器包括 FDA 执法行动将多智能体临床推理归类为 SaMD、企业医院网络普遍拦截广告,或核心期刊授权协议流失。[CR012, CR014, CR015, CR016]
| 依赖类别 | 交易对手 / 因素 | 在运营模型中的角色 | 集中度 | 失效情景 | 严重性 | 缓释策略 | 剩余暴露 |
|---|---|---|---|---|---|---|---|
| 商业变现 | 制药广告主 | 通过现场数字广告展示为免费医生层提供 100% 资金 | 极高 | 医院采购抵制或监管广告限制会消灭制药广告支出 | 严重 | 转向企业 B2B 付费医疗系统许可(例如 Mount Sinai 交易) | B2B 企业管线的爬坡速度可能慢于广告收入收缩或采购抵制 |
| 内容 IP 壁垒 | 医学期刊出版商(NEJM、JAMA、NCCN、Cochrane) | 为 RAG 提供独家或获许可的全文摄取语料库 | 高 | 出版商终止许可,或向 OpenAI/Anthropic/Google 授予相同权利 | 高 | 长期多年合作承诺与联合品牌机构合作 | 失去专有检索排他性会让平台变成同质化接口 |
| 工作流平台 | EHR 把关方(Epic Systems) | 在医院记录内承载嵌入式临床医生查询工作流 | 高 | Epic 捆绑原生 OpenAI/Microsoft 临床助手,使 OpenEvidence 被绕开 | 高 | 通过 Visits 和直接医疗系统协议实现基于 FHIR 的双向笔记生成 | EHR 厂商政策变化或高昂应用集成税带来的平台风险 |
评估收入、内容许可和临床分发渠道的外部依赖集中度。
[CR012, CR014, CR015, CR016]7.4 展示项
08估值
8.1 投资逻辑与反向逻辑
OpenEvidence 的核心投资逻辑在于临床医生快速采用和自有工作流集成:超过 40% 的已授权美国医生在 10,000 家医院和临床中心使用该平台。2026 年 3 月 10 日,公司在单个 24 小时内记录了 1 million 次临床咨询,证明医疗 AI 已实现规模化临床采用。更关键的是,OpenEvidence 通过与 New England Journal of Medicine、JAMA 和 NCCN 临床指南等顶级医学期刊建立正式合作,实现知识检索差异化。反向逻辑则强调 OpenEvidence 商业模式和竞争防御力的结构性脆弱。用户免费使用,公司的变现依靠 $70 至 $150 CPM 的药品广告,而不是企业软件席位授权,因此收入可预测性容易受广告预算周期和诊疗现场工具商业偏见监管审查影响。此外,发表于 PubMed Central 的同行评审临床评估显示,OpenEvidence 的清晰度(3.55/4)和相关性(3.75/4)得分虽高,但对改变临床决策的实测影响有限(1.95/4),说明临床医生主要把它当作参考确认引擎,而非不可或缺的诊断系统。随着 OpenAI Health 和 Claude Healthcare 等前沿实验室竞争者直接推进医疗工作流,未签约医生的切换成本仍然微乎其微。[CV005, CV006, CV007, CV008, CV009]
| 支柱 | 论点 | 反论点 | 改变判断的条件 |
|---|---|---|---|
| 临床规模与网络壁垒 | 超过 40% 的美国医生在使用,每日 100 万次咨询,由此形成难以攻破的真实世界临床查询反馈闭环 | 临床医生免费使用且由广告驱动;若 ChatGPT Health 或 Claude Healthcare 获得企业 EHR 集成,转换成本仍接近于零 | 证明已签约的留存队列,以及超越公开医学文献合作的可守护专有 IP |
| 收入与单位经济模型 | 2025 年末实现 $100M 年化收入,2026 年中报道运行率为 $300M,并实现现金流盈亏平衡 | 变现依赖 $70-$150 CPM 的制药广告,而非经常性企业 SaaS;广告支出可能周期性波动或面临监管审查 | 经审计的 GAAP FY2025 财务报表,证明毛利率高且制药广告合同已实现多年期、多元化 |
| 企业工作流集成 | Mount Sinai、Cedars-Sinai 和 Sutter Health 的合作将 OpenEvidence 直接嵌入医疗系统临床工作流 | 医疗系统企业试点经常无法转化为全企业范围的付费经常性软件许可 | 主要医疗系统签署长期付费企业订阅,ARR 超过 $50M |
| 退出与估值纪律 | 创始人此前退出(Kensho 以 $700M 出售)以及大科技公司的收购兴趣提供了有形底部 | $12B-$20B 的私募估值要求可比上市公司按收入 10x-15x 交易,从而造成 IPO 后倍数严重压缩 | 二级市场以现实倍数完成交易,或达成明确的科技集团收购协议 |
平衡核心投资论点支柱、下行反论点和明确的尽调决策断点。
[CV001, CV003, CV005, CV006, CV008, CV009, CV011]8.2 建议与融资背景
我们给予 OpenEvidence 的建议为 research-more,同时评定高风险、中等信心和昂贵估值立场。2026 年 1 月,OpenEvidence 完成由 Thrive Capital 和 DST Global 共同领投的 $250 million Series D 融资,投后估值为 $12 billion,累计融资约 $700 million。公司称,收入从 2025 年底的 $100 million 年化收入增长到 2026 年年中的约 $300 million(每月 $25 million),现金流口径接近盈亏平衡;但 $12 billion 估值对应收入的 40x 至 120x,倍数要求很高。该倍数显著高于典型高增长软件和数字医疗可比公司,后者远期收入倍数在 10x 至 18x 之间。此外,2026 年 7 月的报道称,OpenEvidence 曾评估以 $20 billion 估值追加融资 $200 million,但因担心创始人和现有股东权益被稀释而决定不推进。在二级市场,UpMarket 的估值模型估算 IPO 前股权价值为 $14 billion,较 Series D 条款有溢价。按当前公开报价,成长型投资者承担极高的估值下行风险,却没有长期签约经常性 SaaS 软件收入带来的下行保护。[CV001, CV002, CV003, CV004, CV005, CV012, CV013, CV014]
| 维度 | 评级 / 数值 | 支持证据 | 决策含义 |
|---|---|---|---|
| 建议 | research-more | 广告支持模式的估值倍数极高,企业转化尚未证明 | 在经审计的单位经济模型和非广告 ARR 得到证明前,暂缓投入成长股权资本 |
| 信心 | medium | 公开报道涵盖融资轮规模和收入运行率,但缺少经审计财务报表 | 在正式提交投资委员会批准前,要求直接访问数据室 |
| 风险评级 | high | 依赖制药赞助、大科技竞争和稀释压力 | 建模 Series A 至 D 的下行情景清算优先权和资本表优先级 |
| 估值立场 | expensive | 2026 年 1 月估值为 $12B(约为收入的 40x-120x);因稀释问题暂停 $20B 融资谈判 | 不要以二级市场溢价(UpMarket 的 $14B 标记)或拟议的 $20B 估值参与 |
基于 Series D 融资标记、报道的收入运行率及截至 2026-10-09 的市场风险评估投资立场。
[CV001, CV002, CV003, CV004, CV005, CV011]这条连续分析链依次评估临床采用、变现机制、估值压力、下行风险,最终得出尽调结论。
| 节点 / 连接 | 节点 / 起点 | 终点 | 说明 |
|---|---|---|---|
| 节点 1 | 医生规模与参与度 [adoption] | 美国医生中有超过 40% 在使用,每日临床咨询量达 1M,并与顶级期刊合作。 | |
| 节点 2 | 广告驱动的收入扩张 [monetization] | 依靠 $70-$150 CPM 的制药赞助,收入运行率从 2025 年末的 $100M 增长到 2026 年中约 $300M。 | |
| 节点 3 | 极高的名义估值 [valuation-multiple] | $12B 的 D 轮估值对应 40x-120x 收入倍数;因稀释担忧,$20B 估值的谈判已暂停。 | |
| 节点 4 | 企业模式与广告模式的摩擦 [model-fragility] | 缺少签约企业软件 SaaS ARR,使业务容易受到广告预算周期性波动的影响。 | |
| 节点 5 | 生态与治理威胁 [competitive-pressure] | OpenAI 和 Anthropic 进入医疗领域,同时监管机构也在审查赞助型临床参考工具。 | |
| 节点 6 | 尽调结论:继续研究 [verdict] | 估值立场偏贵;风险评级为高;入场前需要经审计的财务报表和非广告 ARR。 | |
| 连接 1 | 医生规模与参与度 [adoption] | 广告驱动的收入扩张 [monetization] | 推动 |
| 连接 2 | 广告驱动的收入扩张 [monetization] | 极高的名义估值 [valuation-multiple] | 支撑 |
| 连接 3 | 极高的名义估值 [valuation-multiple] | 企业模式与广告模式的摩擦 [model-fragility] | 承受……压力 |
| 连接 4 | 企业模式与广告模式的摩擦 [model-fragility] | 生态与治理威胁 [competitive-pressure] | 因……加剧 |
| 连接 5 | 生态与治理威胁 [competitive-pressure] | 尽调结论:继续研究 [verdict] | 决定 |
将运营规模、变现机制和估值风险综合为投资立场的逻辑推演。
[CV001, CV003, CV004, CV005, CV006, CV007, CV011]8.3 乐观、基准与悲观情景建模
我们的估值情景在不同假设下评估潜在投资回报轨迹,包括药品广告持久性、企业医院软件转化,以及流动性实现时的倍数压缩。在乐观情景(20% 概率)下,OpenEvidence 成功抵御前沿 AI 实验室争夺临床心智,令药品广告年收入扩大到 $500 million,并把企业医疗系统转化为高毛利经常性软件订阅客户。这支持公司在公开市场首次亮相时以 40x 至 50x 倍数取得 $20 billion 至 $25 billion 估值。在基准情景(55% 概率)下,OpenEvidence 在 $250 million 至 $350 million 收入运行率区间内保持收入扩张,同时仍主要是广告支持的参考工具。实现流动性后,公开市场可比公司把该业务重新定价为 25x 至 35x 收入倍数,带来 $8 billion 至 $12 billion 的企业估值,晚期 Series D 投资者回报持平或小幅为正。在悲观情景(25% 概率)下,药品营销预算受到宏观经济或监管收缩,医院医疗系统因临床诚信担忧限制广告支持的 AI 工具,或者 OpenAI Health 和 Claude Healthcare 快速实现功能对等,导致临床医生参与度下降。在这一情景下,收入收缩或停滞于 $200 million 以下,倍数压缩至 10x 至 15x,对应 $3 billion 至 $5 billion 的股权估值,并触发 Series D 优先股分层的严重稀释和下行损失。[CV001, CV003, CV004, CV005, CV012, CV013, CV014]
| 情景 | 收入与增长假设 | 倍数与估值逻辑 | 主要下行触发因素与风险 | 概率信号 |
|---|---|---|---|---|
| 乐观情景 | 借助高 CPM 制药广告,并在 10,000+ 个医疗中心实现 30%+ 的企业 SaaS 转化,收入快速扩大至 $500M+ | 凭借主导市场地位和 IPO 准备度,按 ARR / 收入 40x-50x 给予 $20B-$25B 估值 | 大科技平台封锁,监管严查医疗 AI 工具中的制药广告 | 20% 概率:需要企业 SaaS 变现顺畅,并且临床医生自然增长持续 |
| 基准情景 | 收入维持在 $250M-$350M 年化运行率,主要来自制药广告;企业软件转化缓慢 | $8B-$12B 估值(25x-35x 倍数),反映高增长被广告收入周期性和软件缺乏锁定效应所抵消 | 制药广告预算收缩、GPU 推理成本侵蚀利润率、企业合同无法规模化 | 55% 概率:与当前已验证的 $12B Series D 标记及不愿以 $20B 融资一致 |
| 悲观情景 | 制药广告支出触顶;医疗系统拒绝广告资助的临床工具;OpenAI Health 和 Claude 抢走市场份额 | $3B-$5B 估值(收入倍数压缩至 10x-15x,或被困境收购) | 临床错误争议、监管调查临床建议中的商业偏见、下轮融资造成严重稀释 | 25% 概率:依赖免费采用且 标题级进入估值极高,因此脆弱性高 |
在不同商业变现和倍数压缩假设下,建模 3 年估值轨迹。
[CV001, CV003, CV004, CV005, CV013, CV014]8.4 退出路径与尽调否决标准
OpenEvidence 的退出准备面临明确的时点与估值障碍。CEO Daniel Nadler 此前曾推动 Kensho Technologies 成功战略退出(S&P Global 于 2018 年以 $700 million 收购),OpenEvidence 也在 2026 年初与一家大型科技集团初步讨论过收购,但公司能否独立登陆公开市场,仍取决于市场是否成熟。管理层指出,前沿基础模型开发商必须先接受公开市场检验,应用层 AI 服务商才可能进行首次公开募股。若要支撑 $12 billion 及以上的 IPO 估值,机构公募股权投资者会要求经审计的 GAAP 账目、赞助内容与医疗指导之间的清晰隔离,以及稳健的企业治理。OpenEvidence 已通过 SOC 2 Type II 认证并与 HIPAA 对齐,建立了基础合规能力。但在投入成长资本前,投资者必须执行聚焦式尽调否决标准:核实 FY2025 经审计收入及各变现渠道的毛利率,确认前五大制药广告主的集中度与续约率,评估已签企业协议带来的非广告健康系统 ARR,并审查高级别清算优先权,确保收购结果不会严重侵蚀次级普通股权益。[CV001, CV005, CV010, CV011, CV012]
8.5 证据展品
免责声明
本报告是基于公开证据的尽调快照,不构成投资建议。重要的财务、法律、技术和合同事实仍未公开,任何投资决策前都应直接向管理层及通过一手文件核实。
证据索引
| 编号 | 陈述 | 可信度 | 来源 |
|---|---|---|---|
| CO001 | OpenEvidence was founded in 2022 by Daniel Nadler and Zachary Ziegler. | 高 | SO003, SO006 |
| CO002 | CNBC and the current Wikipedia record identify Miami, Florida as OpenEvidence's headquarters. | 高 | SO003, SO006 |
| CO003 | A 2026 review abstract labels OpenEvidence Inc. as Cambridge, Massachusetts, conflicting with current Miami headquarters reporting. | 中 | SO002 |
| CO004 | Daniel Nadler previously built Kensho Technologies, which S&P Global acquired for about $700 million in 2018. | 高 | SO003, SO006 |
| CO005 | Zachary Ziegler is described in retained sources as a Harvard AI doctoral student or machine-learning researcher. | 高 | SO003, SO006 |
| CO006 | OpenEvidence describes its product as an AI copilot that helps doctors make high-stakes decisions at the point of care. | 高 | SO001, SO003 |
| CO007 | OpenEvidence launched in 2023 and was developed in the Mayo Clinic Platform ecosystem. | 中 | SO002, SO006, SO008 |
| CO008 | OpenEvidence offers free access to eligible healthcare professionals and primarily monetizes through advertising. | 高 | SO002, SO003, SO006 |
| CO009 | Reported 2025 financing progressed from $75 million at a $1 billion valuation in February to $210 million at $3.5 billion in July and $200 million at $6 billion in October. | 中 | SO003, SO006, SO008 |
| CO010 | OpenEvidence closed a $250 million financing led by Thrive Capital and DST at a reported $12 billion valuation in January 2026. | 高 | SO003, SO006 |
| CO011 | By January 2026, OpenEvidence had reportedly raised about $700 million in less than one year. | 高 | SO003, SO006 |
| CO012 | OpenEvidence and its investors claim that more than 40% of U.S. physicians use the platform. | 中 | SO003, SO007, SO008 |
| CO013 | OpenEvidence's official about page claims more than 200 million cumulative AI-powered clinical consultations. | 中 | SO001 |
| CO014 | OpenEvidence told CNBC that it exceeded $100 million in annualized revenue in 2025, mostly through organic growth. | 中 | SO003 |
| CO015 | OpenEvidence's relationship network includes content links with NEJM, JAMA, NCCN, Nature, Cochrane, and Wiley, plus a reported May 2026 Cedars-Sinai integration. | 中 | SO001, SO004, SO006, SO007, SO008 |
| CO016 | Independent evidence remains preliminary: a five-case retrospective study found high clarity and relevance but limited impact on changing physician decisions, while a separate review emphasizes human judgment and privacy or ethical limitations. | 中 | SO002, SO005 |
| CM001 | Venture investor Craft Ventures estimates the total addressable market for US digital pharmaceutical advertising at $20 billion to $25 billion annually, excluding international expansion. | 中 | SM001 |
| CM002 | OpenEvidence operates a bottom-up, doctor-first distribution model where verified physicians access the platform for free, monetized via targeted pharmaceutical advertising served during retrieval latency. | 中 | SM001 |
| CM003 | OpenEvidence reported reaching $100 million in annualized run-rate revenue in less than 12 months, driven by rapid physician engagement and expanding pharmaceutical ad spend. | 高 | SM001, SM005 |
| CM004 | More than 757,000 verified physicians in the United States have signed up for OpenEvidence, with reported daily engagement spanning more than 40% of US doctors across 10,000 hospitals. | 高 | SM001, SM005 |
| CM005 | Independent clinical AI review identifies the absence of differential diagnosis generation and drug dosing calculators as the primary functional product limitation of OpenEvidence. | 中 | SM005 |
| CM006 | OpenEvidence withdrew from the UK and European Union markets in April 2026 citing regulatory uncertainty surrounding the EU Artificial Intelligence Act and UK compliance standards. | 中 | SM002 |
| CM007 | On March 10, 2026, OpenEvidence recorded one million clinical consultations between NPI-verified physicians and its AI system in a single 24-hour period. | 中 | SM004 |
| CM008 | OpenEvidence holds official AI content and data partnerships with major medical publishers including The New England Journal of Medicine, JAMA Network, NCCN, Nature Portfolio, and Cochrane Systematic Reviews. | 高 | SM003, SM004 |
| CM009 | Traditional clinical decision support incumbents sell top-down enterprise software licenses directly to hospital CIOs and CMIOs, whereas OpenEvidence captures clinician demand bottom-up. | 中 | SM001 |
| CM010 | OpenEvidence complies with HIPAA Security and Privacy Rules and has achieved SOC 2 Type II certification for security controls to support hospital enterprise evaluations. | 中 | SM006 |
| CM011 | An independent clinical study in primary care found OpenEvidence scored high in recommendation clarity and relevance but demonstrated limited impact on clinical decision-making because it primarily reinforced rather than altered physician plans. | 中 | SM007 |
| CM012 | Clinical AI Report ranked OpenEvidence #2 in its 2026 clinical AI evaluation with an 81/100 score, noting that it functions effectively for rapid literature lookup but requires pairing with broader CDS platforms for complex bedside tasks. | 中 | SM005 |
| CM013 | In July 2026, OpenEvidence introduced EvidenceGrade to score and visualize the quality and certainty of underlying published literature using frameworks derived from GRADE methodology. | 中 | SM008 |
| CM014 | Medical literature generation doubles rapidly, placing unsustainable information-filtering demands on working physicians who lack time to read newly released trial data. | 高 | SM001, SM007 |
| CM015 | European clinical decision tools must navigate localized national clinical guidelines such as NICE in the UK and AWMF in Germany rather than relying solely on global literature retrieval. | 中 | SM002 |
| CP001 | OpenEvidence closed a $250 million Series D funding round in January 2026 at a $12 billion valuation, bringing trailing 12-month capital raised to nearly $700 million. | 高 | SP001, SP003 |
| CP002 | OpenEvidence provides free clinical decision support access to verified U.S. clinicians using an advertising-supported business model funded by pharmaceutical digital marketing. | 中 | SP001, SP004 |
| CP003 | OpenEvidence holds official AI content licensing partnerships with premier medical publishers including The New England Journal of Medicine, JAMA Network, Nature Portfolio, Cochrane, and NCCN. | 高 | SP002, SP003 |
| CP004 | Wolters Kluwer's UpToDate serves as the legacy clinical reference incumbent with over 12,000 topics by 7,400 physician authors, pricing individual access between $579 and $699 annually. | 中 | SP004, SP008 |
| CP005 | Doximity integrates conversational AI via Doximity Ask across its professional network of more than 3 million registered members, leveraging Pathway monographs and ambient clinical scribing. | 高 | SP003, SP008 |
| CP006 | Epic Systems holds more than 40% of the U.S. hospital EHR market and develops native clinical documentation and decision support tools backed by its Cosmos 300-million patient database. | 中 | SP001 |
| CP007 | OpenEvidence is expanding into EHR-embedded workflows and documentation through pilots with Sutter Health, Mount Sinai, and Cedars-Sinai, alongside ambient features like Visits and Voice Mode. | 高 | SP001, SP003 |
| CP008 | OpenEvidence is developing an enterprise non-ad-supported deployment model to license customized clinical AI directly to hospital health systems. | 高 | SP001, SP003 |
| CP009 | Elsevier's ClinicalKey AI provides hospital health systems with SMART on FHIR electronic health record integration and point-of-care continuing medical education credit. | 中 | SP007, SP008 |
| CP010 | EvidenceMD competes as a transparent reasoning clinical decision support tool offering streamed chain-of-thought reasoning, multi-language support, and an OpenAI-compatible API without NPI gates. | 中 | SP008 |
| CP011 | A retrospective evaluation across five chronic disease cases found OpenEvidence scored high on clarity and relevance but demonstrated limited impact on altering physician clinical decision plans. | 中 | SP006 |
| CP012 | EvidenceMD is the sole clinical decision support tool in its peer group publishing external accuracy benchmarks, reporting 54.6% on HealthBench Hard. | 中 | SP008 |
| CP013 | OpenEvidence abruptly withdrew from the European Union and United Kingdom on April 27, 2026, citing regulatory uncertainty surrounding the EU AI Act. | 中 | SP007, SP008 |
| CP014 | Following OpenEvidence's European departure, clinicians in the UK and Europe turned to regional alternatives including iatroX, BMJ Best Practice, ClinicalKey AI, and Vera Health. | 中 | SP007 |
| CP015 | Low switching costs enable clinicians to multi-home across free and subscription clinical decision support tools without contractual lock-in. | 中 | SP004, SP008 |
| CI001 | OpenEvidence reached an estimated $300 million in annualized revenue in mid-2026, scaling from $150 million at year-end 2025 and $7.9 million at year-end 2024. | 中 | SI001, SI002 |
| CI002 | OpenEvidence offers free point-of-care access to verified U.S. physicians via NPI lookup, deliberately bypassing traditional hospital IT procurement cycles. | 中 | SI002, SI007 |
| CI003 | OpenEvidence monetizes primary clinical search traffic via pharmaceutical and medical device advertising at CPMs reported between $70 and upwards of $1,000. | 中 | SI001, SI002 |
| CI004 | OpenEvidence expanded its commercial monetization streams in April 2025 by integrating continuing medical education credit partnerships. | 中 | SI002 |
| CI005 | Health system deployments at institutions like Sutter Health, Mount Sinai, Cedars-Sinai, and NewYork-Presbyterian currently operate on the ad-supported model rather than paid software subscriptions. | 中 | SI001, SI008 |
| CI006 | OpenEvidence is developing a non-ad-supported enterprise subscription tier for large health systems seeking workflow customization and private deployments. | 中 | SI008 |
| CI007 | OpenEvidence reported gross margins of approximately 90% on its core advertising inventory. | 中 | SI001, SI002 |
| CI008 | OpenEvidence reportedly sells only approximately 5% of its available digital advertising inventory. | 中 | SI001 |
| CI009 | OpenEvidence attributes 95% of its new physician user acquisition to organic peer-to-peer word-of-mouth rather than paid marketing. | 中 | SI002, SI007 |
| CI010 | OpenEvidence's core operational infrastructure is hosted across Google Cloud Platform and Vercel under SOC 2 Type II and HIPAA compliance standards. | 中 | SI005 |
| CI011 | Platform usage reached 1 million clinical consultations between NPI-verified physicians and OpenEvidence within a single 24-hour period on March 10, 2026. | 中 | SI001, SI006 |
| CI012 | OpenEvidence raised $250 million in Series D financing in January 2026 at a $12 billion valuation, bringing total disclosed venture funding to approximately $700 million. | 中 | SI001, SI002 |
| CI013 | The Series D round followed institutional financings of $75M in February 2025 at $1B, $210M in July 2025 at $3.5B, and $200M in October 2025 at $6.1B. | 中 | SI001, SI002 |
| CI014 | OpenEvidence maintains multi-year capital runway supported by cash from its $700M venture funding and positive gross margins on ad monetization. | 中 | SI001, SI002 |
| CI015 | Independent medical evaluations show OpenEvidence provides high clarity and relevance in primary care, while its impact on clinical decision-making was limited as it primarily reinforced existing plans. | 中 | SI004 |
| CI016 | Medical researchers have raised concerns regarding a cognitive 'prior-shifting' risk where pharmaceutical ads shown during clinical searches may subconsciously influence subsequent physician treatment choices. | 中 | SI002 |
| CE001 | OpenEvidence structures its primary product offering around an evidence-grounded clinical AI copilot for NPI-verified healthcare professionals. | 高 | SE004, SE006 |
| CE002 | OpenEvidence expanded its clinical workflow capabilities with Visits, an AI assistant launched to transcribe clinical encounters into structured documentation. | 中 | SE001, SE006 |
| CE003 | OpenEvidence deployed an AI-integrated doctor dialer providing calling, messaging, and straight-to-voicemail features with automated evidence-backed notes. | 中 | SE001, SE006 |
| CE004 | On March 10, 2026, OpenEvidence recorded one million clinical consultations between verified physicians and its AI system in a single 24-hour period. | 中 | SE006 |
| CE005 | OpenEvidence operates a hybrid cloud infrastructure combining Google Cloud Platform for backend orchestration with Vercel for frontend application delivery. | 中 | SE005, SE007 |
| CE006 | OpenEvidence capital allocation from its $250 million Series D financing directly targets compute and R&D expenses for a multi-AI agentic architecture. | 中 | SE001 |
| CE007 | OpenEvidence public product releases designate Osler, Sackett, and Snow as named production modes, alongside Darwin in research preview. | 中 | SE007 |
| CE008 | Public technical disclosures do not reveal parameter counts, base models, or separate one-to-one LLM mappings behind OpenEvidence's named answering modes. | 中 | SE007 |
| CE009 | OpenEvidence establishes commercial technology relationships with foundational model providers including Anthropic for back-end clinical technology. | 中 | SE007 |
| CE010 | OpenEvidence maintains official content licensing partnerships with peer-reviewed medical authorities including NEJM, JAMA Network, NCCN, and Cochrane. | 高 | SE004, SE006 |
| CE011 | OpenEvidence complies with HIPAA Privacy, Security, and Breach Notification Rules and maintains SOC 2 Type II certification for Security. | 中 | SE005 |
| CE012 | In an independent retrospective study of five primary care chronic disease cases, OpenEvidence achieved high scores for clarity, relevance, and evidence support. | 中 | SE003 |
| CE013 | The Mayo Clinic retrospective study determined that OpenEvidence had a low impact on modifying physician plans, with an impact score of 1.95 out of 4. | 中 | SE003 |
| CE014 | OpenEvidence litigated trade secret theft and prompt injection attacks in Massachusetts federal court against competitors allegedly reverse-engineering its AI. | 中 | SE001 |
| CU001 | OpenEvidence's individual adoption is centered on verified clinicians, with NBC reporting government-ID registration and free unlimited questions and the company defining its peak-day milestone around NPI-verified physicians. | 高 | SU006, SU008 |
| CU002 | OpenEvidence representatives told NBC that about 65% of U.S. doctors used the service across almost 27 million clinical encounters in April 2026 and that roughly 650,000 U.S. physicians were active. | 中 | SU008 |
| CU003 | CNBC reported the company's estimates that 40% of U.S. doctors used OpenEvidence daily and that 10,000 medical centers were clients as of May 2026. | 中 | SU001 |
| CU004 | OpenEvidence claimed that one million consultations with NPI-verified physicians occurred in a single 24-hour period on March 10, 2026. | 中 | SU006 |
| CU005 | The American Academy of Ophthalmology said its practice guidelines were integrated into OpenEvidence and that high-level usage information would identify clinician interests and gaps in guidance. | 中 | SU002 |
| CU006 | In a five-case retrospective primary-care study, four physician reviewers gave mean scores of 3.55 for clarity, 3.75 for relevance, 3.35 for support, 3.60 for satisfaction, and 1.95 for impact on a 0-to-4 scale. | 中 | SU003 |
| CU007 | The primary-care study was limited to five retrospective cases from one institution and called for prospective trials in complex and multidisciplinary settings. | 中 | SU003 |
| CU008 | NBC reported that Mount Sinai announced an enterprise partnership linking OpenEvidence from its electronic health record portal for doctors, nurses, and pharmacists in March 2026. | 中 | SU007, SU008 |
| CU009 | The American Academy of Ophthalmology described OpenEvidence's integrated specialty guidance as free to ophthalmologists and identified its own professional community as 32,000 medical doctors. | 中 | SU002 |
| CU010 | NBC reported that MaineHealth asks doctors not to enter protected health information into OpenEvidence and documented concern about unmanaged "shadow AI" use on personal devices. | 中 | SU008 |
| CU011 | OpenEvidence states that it complies with HIPAA and has SOC 2 Type II certification, while NBC characterizes HIPAA compliance as the company's claim rather than an independent validation of every deployment. | 高 | SU005, SU008 |
| CU012 | OpenEvidence's official site lists licensed full-text content from major medical publishers, and NBC independently reports licensing agreements with NEJM and JAMA. | 高 | SU004, SU008 |
| CU013 | Competitor iatroX describes OpenEvidence as globally accessible, U.S.-centric in evidence coverage, free, and advertising-funded, but this is a competitor comparison rather than an independent market benchmark. | 低 | SU007 |
| CU014 | The 2026 adoption figures are not a coherent cohort series because they mix active physicians, daily physicians, encounters, consultations, and medical-center clients across different dates and denominators. | 中 | SU001, SU006, SU008 |
| CU015 | Public evidence in the assigned customer source set does not disclose NRR, GRR, churn, renewal cohorts, contract length, or paid-seat conversion. | 低 | |
| CU016 | Public evidence in the assigned customer source set does not quantify top-advertiser, top-enterprise, health-system, or content-partner concentration. | 低 | |
| CR001 | OpenEvidence halted and terminated platform access for all clinicians across the European Union and the United Kingdom in late April 2026 due to regulatory uncertainty under the EU AI Act. | 中 | SR001, SR003 |
| CR002 | The EU Artificial Intelligence Act classifies clinical AI systems intended for diagnosis or triage as high-risk technologies subject to mandatory conformity assessments and legal liability. | 中 | SR001, SR003 |
| CR003 | OpenEvidence's complete withdrawal from the EU and UK ceded those markets to regional clinical AI competitors including iatroX and Heidi Evidence. | 中 | SR003 |
| CR004 | OpenEvidence sued Doximity in June 2025 under the Defend Trade Secrets Act and CFAA, alleging Doximity executives impersonated doctors to misappropriate proprietary system prompts. | 中 | SR008 |
| CR005 | Doximity filed a federal countersuit against OpenEvidence accusing it of spreading false information and challenged OpenEvidence's claims of perfect USMLE examination accuracy. | 中 | SR008 |
| CR006 | In the United States, OpenEvidence operates under Section 520(o)(1)(E) of the FD&C Act, which exempts clinical decision support from FDA device premarket clearance. | 中 | SR003 |
| CR007 | To maintain its FDA CDS exemption, OpenEvidence provides plain-language logic and primary peer-reviewed citations that preserve the clinician as the ultimate medical decision-maker. | 中 | SR003 |
| CR008 | In an academic study evaluating OpenEvidence on the MedXpertQA subspecialty dataset, the platform achieved an accuracy of only 34% on Quick Consult and 41% on Deep Consult. | 中 | SR003 |
| CR009 | Evaluator-level repeatability for OpenEvidence across identical prompts was measured at 77% for Quick Consult and 72% for Deep Consult on the MedXpertQA benchmark. | 中 | SR003 |
| CR010 | Clinicians on emergency medicine forums documented fundamental inaccuracies where OpenEvidence incorrectly stated that a chest X-ray could rule in or out pulmonary embolism. | 中 | SR002 |
| CR011 | OpenEvidence does not offer a paid subscription tier with service level agreements (SLAs), leaving clinicians without guaranteed uptime during active clinical hours. | 中 | SR002 |
| CR012 | A prospective evaluation in primary care chronic disease management rated OpenEvidence's impact on clinical decision-making at 1.95 out of 4.0, finding it reinforced rather than modified care plans. | 中 | SR005 |
| CR013 | OpenEvidence holds SOC 2 Type II certification and adheres to HIPAA Privacy and Security Rules, hosting its cloud infrastructure primarily on Google Cloud Platform and Vercel with AES-256 encryption. | 中 | SR006 |
| CR014 | OpenEvidence monetizes its free physician tool via pharmaceutical advertisements displayed alongside answers, creating ethical and governance concerns among hospital procurement committees. | 中 | SR002, SR003 |
| CR015 | OpenEvidence maintains strategic content partnerships with publishers including the New England Journal of Medicine, JAMA, NCCN, and Cochrane Library to power its citation retrieval. | 高 | SR004, SR007 |
| CR016 | OpenEvidence processed one million clinical consultations in a single day on March 10, 2026, reaching majority daily physician adoption in the United States. | 中 | SR007 |
| CV001 | OpenEvidence raised $250 million in Series D financing co-led by Thrive Capital and DST Global in January 2026, valuing the company at $12 billion post-money. | 高 | SV003, SV008, SV002 |
| CV002 | OpenEvidence reported reaching $100 million in annualized revenue in late 2025, driven primarily by organic physician word-of-mouth adoption. | 中 | SV003 |
| CV003 | By July 2026, OpenEvidence was reported to generate roughly $300 million in annualized revenue ($25 million monthly), doubling its revenue run-rate in seven months. | 中 | SV001 |
| CV004 | OpenEvidence considered raising $200 million at a $20 billion valuation in mid-2026 but decided against moving forward due to founder and existing investor dilution concerns. | 中 | SV001 |
| CV005 | OpenEvidence monetizes primarily through pharmaceutical advertising at $70 to $150 CPM rather than traditional per-seat enterprise software subscription pricing. | 中 | SV002, SV003 |
| CV006 | The company claims that more than 40% of licensed U.S. physicians use OpenEvidence across more than 10,000 hospitals and medical centers. | 中 | SV003, SV008 |
| CV007 | On March 10, 2026, OpenEvidence recorded 1 million clinical consultations between verified physicians and its AI system within a single 24-hour period. | 中 | SV007 |
| CV008 | OpenEvidence holds official AI partnerships providing access to full-text content and algorithms from leading journals including NEJM, JAMA, and the NCCN. | 高 | SV004, SV007 |
| CV009 | A clinical study published in PubMed Central showed OpenEvidence was rated high for clarity (3.55/4) and relevance (3.75/4), but its direct impact on modifying clinical decision-making was limited (1.95/4). | 中 | SV006 |
| CV010 | OpenEvidence has achieved SOC 2 Type II security certification and adheres to HIPAA Security, Privacy, and Breach Notification rules for processing protected health information. | 中 | SV005 |
| CV011 | OpenEvidence held acquisition discussions with a large technology company during the first half of 2026, highlighting strategic acquisition as an alternative to an independent IPO. | 中 | SV001 |
| CV012 | Total lifetime outside capital raised by OpenEvidence reached approximately $700 million across four rounds in less than a year from investors including Thrive, DST, Sequoia, GV, and Nvidia. | 高 | SV001, SV003, SV008 |
| CV013 | UpMarket's private market model estimated OpenEvidence's secondary pre-IPO market valuation at approximately $14 billion in early 2026. | 中 | SV002 |
| CV014 | OpenEvidence is reported to operate at roughly breakeven on a cash-flow basis despite aggressive model training and rapid platform scaling. | 中 | SV001 |
| 编号 | 出版方 | 标题 | 引文 |
|---|---|---|---|
| SO001 | OpenEvidence | About | OpenEvidence | As a product, OpenEvidence is an AI copilot for doctors that helps them make high-stakes decisions at the point of care. OpenEvidence is the most widely used medical AI among verified U.S. clinicians. To date, we have supported over 200 million AI-powered clinical consultations from U.S. doctors and other frontline clinicians. |
| SO002 | PubMed Central | OpenEvidence | Like any AI-driven platform, OE has certain limitations. The accuracy and detail of responses depend on the clarity and specificity of user input. |
| SO003 | CNBC | OpenEvidence, the 'ChatGPT for doctors,' doubles valuation to $12 billion | A startup widely known as “ChatGPT for doctors” raised a new funding round that values the company at $12 billion. OpenEvidence, based in Miami, Florida, closed a $250 million financing, led by Thrive Capital and DST, the company told CNBC. |
| SO004 | OpenEvidence | OpenEvidence | An Official AI Partner of The New England Journal of Medicine. OpenEvidence content includes figures, tables, multimedia and full-text clinical findings from The New England Journal of Medicine. |
| SO005 | PubMed Central | The Use of an Artificial Intelligence Platform OpenEvidence to Augment Clinical Decision-Making for Primary Care Physicians | OE provided accurate, evidence-based recommendations in all cases, aligning with physician plans. OE was scored on a scale of zero to four, where zero was very unclear, and four was very clear. Mean scores across cases were clarity (3.55 ± 0.60), relevance (3.75 ± 0.44), support (3.35 ± 0.49), and satisfaction (3.60 ± 0.60). However, the impact on CDM was limited (1.95 ± 1.05), as OE primarily reinforced rather than modified plans. |
| SO006 | Wikipedia | OpenEvidence | As of January 2026, the company is valued at $12 billion, following several funding rounds. |
| SO007 | Wiley | Wiley and OpenEvidence Partner to Deliver Trusted Research to Physicians at the Point of Care | Wiley will license a comprehensive portfolio of scientific and medical content to OpenEvidence, including the Cochrane Database of Systematic Reviews—the home of gold standard evidence syntheses, widely used to inform clinical guidelines worldwide—and Cochrane Clinical Answers—a curated collection of actionable clinical insights drawn from Cochrane reviews. |
| SO008 | GV | OpenEvidence: The Leading AI App for Doctors | GV just led OpenEvidence's Series B, and I’m excited to join the board and support Daniel and team. |
| SM001 | MedCity News | Thunderstruck By OpenEvidence's $12B Valuation? Don't Be. | There is roughly a $20-25 billion U.S. digital ad market for pharma, and this doesn't include global expansion. |
| SM002 | iatroX | OpenEvidence Is No Longer the Whole Story: Europe's Clinical AI Search Market Is Opening Up | Telecare Aware reported in April 2026 that OpenEvidence has withdrawn from the UK and EU, citing regulatory uncertainty around the treatment of AI systems. |
| SM003 | OpenEvidence | OpenEvidence Platform Homepage | OpenEvidence content includes figures, tables, multimedia and full-text clinical findings from The New England Journal of Medicine. |
| SM004 | PR Newswire | OpenEvidence Achieves Historic Milestone: 1 Million Clinical Consultations between Verified Doctors and an Artificial Intelligence System in a Single Day | On March 10, 2026, for the first time in history, one million clinical consultations were conducted between NPI verified physicians and an AI system, OpenEvidence, within a single 24-hour period |
| SM005 | Clinical AI Report | OpenEvidence Review — Clinical AI Report | The main limitation to check before adoption is No differential diagnosis generation or drug dosing tools. |
| SM006 | OpenEvidence | Security and Compliance | OpenEvidence | OpenEvidence has achieved SOC 2 Type II certification for the Security trust services category, demonstrating our commitment to maintaining the highest standards of data protection. |
| SM007 | PubMed Central | The Use of an Artificial Intelligence Platform OpenEvidence to Augment Clinical Decision-Making for Primary Care Physicians | However, the impact on CDM was limited (1.95 ± 1.05), as OE primarily reinforced rather than modified plans. |
| SM008 | Newswise | OpenEvidence Launches EvidenceGrade™, Empowering Physicians To See the Strength of Cited Evidence Beneath Each AI Answer | EvidenceGrade is a novel method that builds on the GRADE framework — the methodology behind Cochrane, the World Health Organization, and most major clinical guidelines |
| SP001 | Healthcare Digital | OpenEvidence: 'ChatGPT for Doctors' 2026 Plans and Strategic Outlook | In January 2026, the Miami-based company closed a $250 Million Series D led by Thrive Capital and DST Global, doubling its valuation to $12 Billion, up from $6 Billion just three months earlier. |
| SP002 | OpenEvidence | OpenEvidence | An Official AI Partner of The New England Journal of Medicine. |
| SP003 | Fierce Healthcare | OpenEvidence launches hands-free voice AI feature, expands hospital footprint with Cedars-Sinai tie-up | There are now 860,000 medical licensed-verified U.S. clinicians, including nurses, nurse practitioners and physician assistants, using OpenEvidence, Nadler told Fierce Healthcare, with more than 650,000 licensed-verified U.S. physicians. |
| SP004 | eesel AI | OpenEvidence AI pricing: A complete 2026 guide | Yep, OpenEvidence is free for its target audience of verified healthcare professionals in the US. Instead of charging users a subscription, it runs on an ad-supported model. This is a massive plus for clinicians, especially when you look at paid alternatives like UpToDate, which can run around $559 per physician per year. |
| SP005 | OpenEvidence | Security and Compliance | OpenEvidence | OpenEvidence has achieved SOC 2 Type II certification for the Security trust services category, demonstrating our commitment to maintaining the highest standards of data protection. |
| SP006 | PubMed Central / Mayo Clinic | The Use of an Artificial Intelligence Platform OpenEvidence to Augment Clinical Decision-Making for Primary Care Physicians | Mean scores across cases were clarity (3.55 ± 0.60), relevance (3.75 ± 0.44), support (3.35 ± 0.49), and satisfaction (3.60 ± 0.60). However, the impact on CDM was limited (1.95 ± 1.05), as OE primarily reinforced rather than modified plans. |
| SP007 | The Monday Clinical Brief | OpenEvidence Alternative UK: What to Use Now It's Gone | OpenEvidence is no longer available to UK doctors. The platform withdrew from the UK and EU on 27 April 2026, citing uncertainty around AI regulation. It went quietly — no replacement announced, no UK handoff. |
| SP008 | EvidenceMD | 8 Best OpenEvidence Alternatives in 2026 | EvidenceMD | EvidenceMD is the only tool in this set that publishes head-to-head clinical accuracy benchmarks — 54.6% on HealthBench Hard, ahead of GPT-5.4 High at 46.2%. |
| SI001 | Sacra | OpenEvidence revenue, valuation & funding | OpenEvidence grew from $7.9M in annualized revenue at the end of 2024 to $150M at the end of 2025, up approximately 1,800% year-over-year, with reported 90% gross margins. |
| SI002 | Value Add VC | OpenEvidence Valuation 2026: $12B Round, 40% of US Doctors, and Why It Moved to Miami | OpenEvidence says its answer-generation system is walled off from its ad-serving system, but researchers studying the model have described a "prior-shifting" risk: a physician who sees a drug ad during one patient's search may carry that exposure — consciously or not — into how they frame the next patient's case. |
| SI003 | OpenEvidence | OpenEvidence | OpenEvidence content includes figures, tables, multimedia and full-text clinical findings from The New England Journal of Medicine. |
| SI004 | PubMed Central (PMC) | The Use of an Artificial Intelligence Platform OpenEvidence to Augment Clinical Decision-Making for Primary Care Physicians | Mean scores across cases were clarity (3.55 ± 0.60), relevance (3.75 ± 0.44), support (3.35 ± 0.49), and satisfaction (3.60 ± 0.60). However, the impact on CDM was limited (1.95 ± 1.05), as OE primarily reinforced rather than modified plans. |
| SI005 | OpenEvidence | Security and Compliance | OpenEvidence | OpenEvidence's services are primarily hosted on Google Cloud Platform and Vercel, industry leaders providing highly scalable and secure cloud computing platforms. |
| SI006 | PR Newswire | OpenEvidence Achieves Historic Milestone: 1 Million Clinical Consultations between Verified Doctors and an Artificial Intelligence System in a Single Day | On March 10, 2026, for the first time in history, one million clinical consultations were conducted between NPI verified physicians and an AI system, OpenEvidence, within a single 24-hour period |
| SI007 | Sequoia Capital | Daniel Nadler on OpenEvidence: Doctors’ Favorite AI App | Sequoia Capital | You make something awesome, you put it out on the app store for free, and it turns out that without fancy marketing campaigns or large marketing budgets or anything like that—all of our growth is word of mouth, doctor to doctor to doctor to doctor—people will start using it, and people will discover it and then they’ll start using it. |
| SI008 | Fierce Healthcare | OpenEvidence launches medical AI copilot feature that grades medical evidence and unveils NewYork-Presbyterian collaboration | "We are pioneering a non-ad-supported, standard AI enterprise model, similar to Anthropic's business model, for large systems like Mount Sinai or Cedars-Sinai who want that option and where there is significant opportunity for enterprise-level customization and value-add beyond the core free-for-physicians OpenEvidence product," he said. |
| SE001 | MobiHealthNews | OpenEvidence scores $250M, doubles valuation to $12B | OpenEvidence will use the funds to invest in research and development and compute costs associated with its multi-AI agentic architecture. |
| SE002 | Forge Global | OpenEvidence IPO Timeline and Financing Details - Forge | A key differentiator for OpenEvidence over general AI models is that it avoids hallucinations while finding answers to healthcare professionals' inquiries by not responding when answers are inconclusive or not available. |
| SE003 | PubMed Central | The Use of an Artificial Intelligence Platform OpenEvidence to Augment Clinical Decision-Making for Primary Care Physicians | Mean scores across cases were clarity (3.55 ± 0.60), relevance (3.75 ± 0.44), support (3.35 ± 0.49), and satisfaction (3.60 ± 0.60). However, the impact on CDM was limited (1.95 ± 1.05), as OE primarily reinforced rather than modified plans. |
| SE004 | OpenEvidence | OpenEvidence | OpenEvidence content includes figures, tables, multimedia and full-text clinical findings from The New England Journal of Medicine. |
| SE005 | OpenEvidence | Security and Compliance | OpenEvidence | OpenEvidence has achieved SOC 2 Type II certification for the Security trust services category, demonstrating our commitment to maintaining the highest standards of data protection. |
| SE006 | PR Newswire | OpenEvidence Achieves Historic Milestone: 1 Million Clinical Consultations between Verified Doctors and an Artificial Intelligence System in a Single Day | On March 10, 2026, for the first time in history, one million clinical consultations were conducted between NPI verified physicians and an AI system, OpenEvidence, within a single 24-hour period |
| SE007 | iatroX | What AI Model Does OpenEvidence Use? Understanding Osler, Sackett, Snow and the Technical Disclosures | OpenEvidence presents Osler, Sackett and Snow as production offerings, with Darwin in a research preview. The Anthropic partnership adds a disclosed technology relationship, but does not identify the architecture behind every named product. |
| SE008 | Sequoia Capital | Daniel Nadler on OpenEvidence: Doctors’ Favorite AI App | Sequoia Capital | OpenEvidence is trained on peer-reviewed medical literature to provide an AI copilot that helps doctors make better decisions at the point of care. |
| SU001 | CNBC | 32. OpenEvidence | The company, founded just five years ago, estimates that 40% of U.S. doctors use its tool daily and says it counts 10,000 medical centers as clients. |
| SU002 | American Academy of Ophthalmology | OpenEvidence and the American Academy of Ophthalmology Partner to Close the Gap Between Evidence and Eye Care | Under the partnership, OpenEvidence incorporates the Academy's practice guidelines into its models and provides the Academy with high-level usage information identifying topics of particular interest to ophthalmologists, as well as potential gaps in existing guidance. |
| SU003 | Journal of Primary Care & Community Health | The Use of an Artificial Intelligence Platform OpenEvidence to Augment Clinical Decision-Making for Primary Care Physicians | Five patient cases were retrospectively analyzed. Physicians posed specific clinical questions, and OE responses were evaluated on clarity, relevance, evidence support, impact on CDM, and overall satisfaction. Four independent physicians provided ratings using a 0 to 4 scale. |
| SU004 | OpenEvidence | OpenEvidence | OpenEvidence content includes figures, tables, multimedia and full-text clinical findings from The New England Journal of Medicine. |
| SU005 | OpenEvidence | Security and Compliance | OpenEvidence has achieved SOC 2 Type II certification for the Security trust services category, demonstrating our commitment to maintaining the highest standards of data protection. |
| SU006 | OpenEvidence | OpenEvidence Achieves Historic Milestone: 1 Million Clinical Consultations between Verified Doctors and an Artificial Intelligence System in a Single Day | On March 10, 2026, for the first time in history, one million clinical consultations were conducted between NPI verified physicians and an AI system, OpenEvidence, within a single 24-hour period |
| SU007 | iatroX | The Clinical AI Landscape in 2026: ChatGPT, OpenEvidence, iatroX, Medwise, and What Comes Next | OpenEvidence: the largest clinician-facing platform globally, a $12 billion valuation following a $250 million Series D in January 2026, approximately 15 million clinical consultations monthly from verified clinicians worldwide, free and ad-funded with pharmaceutical advertising during loading screens at reported CPMs of $70 to $150-plus. |
| SU008 | NBC News | Most U.S. doctors are quietly using this AI tool. Few patients know about it. | The service, a sort of chatbot for doctors, was used by about 65% of U.S. doctors across almost 27 million clinical encounters in April alone, the company told NBC News. |
| SR001 | Telehealth.org | OpenEvidence Exits Europe Over Regulatory Rules | OpenEvidence cites “mounting regulatory uncertainty regarding the treatment of AI systems in the European Union and the United Kingdom, including, among other rules, the EU Artificial Intelligence Act” as the reason their service is no longer available in those regions. |
| SR002 | MedAI Verdict | OpenEvidence review (2026): pricing, features, alternatives | A physician on r/emergencymedicine reported catching OpenEvidence providing incorrect guidance on pulmonary embolism diagnosis, specifically stating that a chest X-ray could be used to rule in or out PE when it cannot. |
| SR003 | Healthcare Digital | Nelson Advisors: OpenEvidence's Capital Architecture, Clinical Decision Infrastructure and Strategic Outlook Toward 2027 | In a December 2025 pilot study led by Jagarapu et al. evaluating OpenEvidence on the MedXpertQA subspecialty dataset, the standard platform achieved an accuracy of 34% on Quick Consult and 41% on Deep Consult. |
| SR004 | OpenEvidence | OpenEvidence Official Platform | OpenEvidence content includes figures, tables, multimedia and full-text clinical findings from The New England Journal of Medicine. |
| SR005 | PubMed Central | The Use of an Artificial Intelligence Platform OpenEvidence to Augment Clinical Decision-Making for Primary Care Physicians | However, the impact on CDM was limited (1.95 ± 1.05), as OE primarily reinforced rather than modified plans. |
| SR006 | OpenEvidence | Security and Compliance | OpenEvidence | OpenEvidence has achieved SOC 2 Type II certification for the Security trust services category, demonstrating our commitment to maintaining the highest standards of data protection. |
| SR007 | PR Newswire | OpenEvidence Achieves Historic Milestone: 1 Million Clinical Consultations between Verified Doctors and an Artificial Intelligence System in a Single Day | On March 10, 2026, for the first time in history, one million clinical consultations were conducted between NPI verified physicians and an AI system, OpenEvidence, within a single 24-hour period |
| SR008 | Ronin Legal | OpenEvidence V Doximity: A Closer Look | OpenEvidence, a clinical decision support platform widely used as a medical search engine among clinicians, sued Doximity, medical networking platform that provides communication channels for clinicians and patients in June 2025, alleging that the $13 billion company impersonated doctors to misappropriate trade secrets. |
| SV001 | Becker's Hospital Review | OpenEvidence weighs $200M funding round at $20B valuation: Report - Becker's Hospital Review | Healthcare News & Analysis | OpenEvidence has considered raising $200 million at a $20 billion valuation but is unlikely to move forward with the round, The Information reported July 17. A source involved in the discussions told the news outlet the deal would dilute shares held by founders and existing investors. That same source said OpenEvidence has held acquisition talks with a large technology company in the past several months. |
| SV002 | UpMarket | OpenEvidence Stock: Valuation & Funding | UpMarket | The platform provides doctors with an AI search engine for medical literature, monetized through pharmaceutical advertising at $70-150 CPM rather than per-seat SaaS pricing. In January 2026 it raised $250 million in a Series D at a $12 billion post-money valuation, co-led by Thrive Capital and DST Global (Reuters). |
| SV003 | CNBC | OpenEvidence, the 'ChatGPT for doctors,' doubles valuation to $12 billion | OpenEvidence said it topped $100 million in annualized revenue last year, mostly fueled by organic growth. Nadler said 95% of new users hear about OpenEvidence from another physician. |
| SV004 | OpenEvidence | OpenEvidence | OpenEvidence content includes figures, tables, multimedia and full-text clinical findings from The New England Journal of Medicine. |
| SV005 | OpenEvidence | Security and Compliance | OpenEvidence | OpenEvidence has achieved SOC 2 Type II certification for the Security trust services category, demonstrating our commitment to maintaining the highest standards of data protection. |
| SV006 | PubMed Central | The Use of an Artificial Intelligence Platform OpenEvidence to Augment Clinical Decision-Making for Primary Care Physicians | OpenEvidence (OE), an AI tool, draws from trusted sources to generate evidence-based medicine (EBM) recommendations to address clinical questions. However, its effectiveness in real-world primary care cases remains unknown. |
| SV007 | PR Newswire | OpenEvidence Achieves Historic Milestone: 1 Million Clinical Consultations between Verified Doctors and an Artificial Intelligence System in a Single Day | On March 10, 2026, for the first time in history, one million clinical consultations were conducted between NPI verified physicians and an AI system, OpenEvidence, within a single 24-hour period — demonstrating that human and artificial intelligence can collaborate at scale to advance the practice of medicine. |
| SV008 | Crunchbase News | OpenEvidence, An AI-Powered ‘Brain Extender’ For Doctors, Doubles Valuation To $12B With $250M Series D | OpenEvidence, an AI platform for doctors, announced Wednesday it has raised $250 million in a Series D funding round that doubled its valuation to $12 billion. |