初创公司尽调
尽调报告 Healthcare / Medical AI Series D 2026-10-09

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

最新融资 01
250 USD M [CV001]
估值 02
14000 USD M [CV013]
收入运行率 03
300 USD M [CV003]
累计融资 04
700 USD M [CV012]
医生日使用量 05
40 % [CV006]
峰值日咨询量 06
1000000 consultations/day [CV007]

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。

官网
openevidence.com
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。
[CO001, CO002, CO006, CO008, CO010, CO012, CI001, CI004, CU001, CU002, CU008, CR001, CV001]

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

Chapter 01

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]

OpenEvidence 快照 KPI 表
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, Florida2026 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$250M2026 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$12B2026 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 $100M2025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]

领导层与创始人表
人物角色相关背景职能覆盖关键人物依赖
Daniel Nadler联合创始人兼 CEO此前创办 Kensho;S&P Global 于 2018 年以约 $700M 收购该公司。公司战略、资本形成与公开产品定位。表面上集中度较高;正式继任安排和投票控制未公开。
Zachary Ziegler联合创始人;技术领导职能未完全披露被描述为 Harvard AI 博士生或机器学习研究员。创始团队的技术与机器学习覆盖。在缺少职务、留任和继任文件的情况下,重大技术依赖无法量化。

仅为部分公开人员名单;角色描述和依赖评估区分来源背景与尽调推断。

[CO001, CO004, CO005]

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]

利益相关方或投资者图谱
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 CapitalA 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 PerkinsB 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 DST2026 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]

FO001: 公司里程碑时间线

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]

最新披露融资 [CO010, CO011]

临床工作流扩张 [CO015]

公司报告的咨询规模 [CO013]

[CO001, CO007, CO009, CO010, CO011, CO013, CO015]

1.5 展示项

Chapter 02

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]

临床决策支持与医疗 AI 市场边界
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]

市场规模测算视角:TAM、SAM 与 SOM 分析
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]
FM001: OpenEvidence 市场规模与机会金字塔

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]

利益相关方、用户与经济付款方细分矩阵
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

Chapter 03

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]

竞争对手画像表
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]

功能 / 能力矩阵
采购 / 临床标准OpenEvidenceUpToDate Expert AIClinicalKey AIDoximity AskEvidenceMDEpic 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 InfobuttonSMART 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]
定价 / 套餐对比
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]

FP001: 竞争定位图

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

Chapter 04

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]

收入来源与商业变现状态
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]
产品层级的定价与合同条款
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]

单位经济、运营成本驱动因素与尽调状态
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]
FI001: OpenEvidence 价值交付与商业变现瀑布图

展示如何逐步把免费临床医生参与转化为高 CPM 广告收入,同时扣除内容许可、云基础设施和运营费用。

条目数值
平台广告总计费额 330
代理与交付折让 -30
净实现收入 300
内容出版商版税 -15
云与 AI 推理算力 -15
毛利(约 90% 利润率) 270
研发与模型工程 -80
销售、管理费用与医疗系统 GTM -40
营业收入 150

收入和利润率数据基于 Sacra 估算及公司披露;分部费用拆分为方向性近似。

[CI007, CI008, CI010, CI014]

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

Chapter 05

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 / 资产矩阵
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 gatingReal-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]
工作流 / 使用场景表
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]

技术 / 运营架构表
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]
FE001: 产品架构图

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

Chapter 06

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]

客户细分与经济角色
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]

客户增长与采用轨迹
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 million2026 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 million2026-03-10OpenEvidence 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 2026-05-19CNBC 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]

具名客户证明表
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]

FU001: 观察到的客户旅程与缺失的持久性证明

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

Chapter 07

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]

监管 / 法律风险登记表
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]

运营与临床准确性风险登记表
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]
FR001: 临床风险热力图

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]

合作伙伴与商业依赖风险登记表
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

Chapter 08

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]

论点 / 反论点表
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]

建议汇总表
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expensive2026 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]
FV001: 推荐逻辑

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]

牛 / 基准 / 熊情景表
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

结论
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
来源
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.