Companies

OpenEvidence

openevidence.com

OpenEvidence provides evidence-grounded AI clinical decision support to physicians at the point of care.

HQMiami, Florida, United States
Employees11-50
Funding$700M
Valuation$12B
Revenue$100M ARR+
9 active roles
Profile 8mo agoJobs checked 4d ago
Specialization
Not classified
Business
Software Applications
Market
Healthcare
Ecosystem
Applications
Customers
Enterprisesand 1 more customers values
  • Consumers
More details
Organization type
Commercial Company
Ecosystem
Applications
Business
Software Applications
Specialization
Not classified
Market
Healthcare
Customers
Enterprises, Consumers
Delivery models
Hosted Software
Revenue models
Advertising
Listing status
Not classified
Latest equity round
Series D
Reported funding amount
$200M-$1B

About

OpenEvidence builds an AI-powered medical information platform and clinical copilot for verified physicians and frontline healthcare professionals. Its differentiation is evidence-grounded answers built from high-quality medical literature and content partnerships with organizations including NEJM, JAMA, and the AMA.

Market

OpenEvidence competes in clinical AI and medical-knowledge/evidence-synthesis, serving clinicians who need rapid, evidence-based answers at the point of care. It positions itself as an AI copilot and medical knowledge platform, differentiating through real-time literature synthesis, source-backed content, and NEJM and JAMA Network partnerships. Compared with broader workflow-oriented and clinical-intelligence alternatives, its trade-off is stronger evidence discovery and citation positioning but less integration and workflow depth.

Target Customers

OpenEvidence targets healthcare professionals—especially physicians and other clinicians—who need fast, evidence-grounded support for high-stakes point-of-care decisions. Its documented access model emphasizes verified U.S. healthcare professionals, while the available evidence does not identify a specific company-size segment.

At a Glance

Problem

Clinicians must make high-stakes decisions at the point of care, often while navigating a large and fragmented body of peer-reviewed medical literature. The core pain is the time, effort, and risk involved in finding relevant evidence, judging its quality, and translating it into a usable clinical answer. The economic burden is primarily expensive clinician time and the potential cost of delayed or poorly informed decisions.

The killer use case is a doctor facing a specific patient-care question and needing a fast, evidence-based answer during the clinical encounter rather than manually searching multiple journals, guidelines, and reference systems.

Product / Service

OpenEvidence is an AI copilot and medical search engine for healthcare professionals. It organizes and synthesizes peer-reviewed research and other clinical content into evidence-based insights for clinical decision support, with access through its website. Its content includes full-text clinical material, figures, tables, and multimedia, and the company cites relationships with major sources such as NEJM, JAMA, The Lancet, NCCN, Wiley, and Cochrane.

The service is free for verified U.S. healthcare professionals, making it a low-friction point-of-care tool rather than a product restricted to institutional buyers. Its backend ingests data, orchestrates models, and handles core business logic on Google Cloud, while the frontend is delivered through a scalable web application. The intended benefit is to reduce the time required to retrieve and synthesize trustworthy evidence while helping clinicians make better-informed decisions.

Market

OpenEvidence competes in medical AI, clinical decision support, and professional medical-information platforms. Its competitive set includes established evidence and reference products such as Wolters Kluwer’s UpToDate Expert AI, EBSCO’s Dyna AI, and Elsevier’s ClinicalKey AI, as well as newer or adjacent AI tools including Glass Health, Amazon Connect Health, Heidi Evidence, and DeepEvidentia.

The company appears to have substantial commercial traction rather than being pre-launch: OpenEvidence reports more than 200 million AI-powered clinical consultations from U.S. doctors and other frontline clinicians and describes itself as the most widely used medical AI among verified U.S. clinicians. It also announced a $210 million financing round at a $3.5 billion valuation. The available evidence does not disclose revenue or profitability, so its revenue status cannot be determined from these sources, but usage and financing indicate significant adoption and investor validation.

Founders & Leadership

Daniel NadlerFounder
CEO
Zachary ZieglerFounder
Chief Technology Officer
Laurent SchockmelCEO, Board Member, Advisor
John BrownsteinChief Innovation Officer

Funding History

2025-02
Series A$75M

Sequoia Capital

2025-07
Series B$210M

Google Ventures, Kleiner Perkins

2025-10
Series C$200M

Google Ventures

2026-01
Series D$250M

Thrive Capital, DST Global

Recent News

2026-09-29partnership
Sage and OpenEvidence partner to bring research to clinicians

Sage and OpenEvidence announced a content partnership bringing peer-reviewed research from more than 300 Sage journals into OpenEvidence. Clinicians will be able to access that research in relevant answers, with citations linking back to the original articles.

2026-09-22partnership
OpenEvidence collaborates with UTMB on clinical workflows

The University of Texas Medical Branch and OpenEvidence announced a collaboration to make evidence-based AI and cited medical information available to clinicians within UTMB’s electronic health record workflows. UTMB said the integration had gone live in March 2026.

2026-09-15partnership
OpenEvidence partners with Penn Medicine on clinical AI and global health

OpenEvidence and Penn Medicine announced a global partnership to provide AI-powered clinical decision support to more than 10,000 clinicians across Penn Medicine’s seven-hospital U.S. health system. The partnership also extends global access through the Botswana-UPenn Partnership.

2026-09-03product_launch
OpenEvidence launches new family of medical AI models

OpenEvidence announced the OpenEvidence Model Family, a new family of medical search models designed for different clinical research needs. Osler, Sackett, and Snow became available to verified clinicians, while Darwin was introduced as an application-only research preview.

2026-08-10product_launch
OpenEvidence launches OpenEvidence Games

OpenEvidence announced OpenEvidence Games, naming the products MedMini and Synapses. The announcement was dated August 10, 2026.

2026-08-06partnership
OpenEvidence partners with OneOncology to improve cancer care

OpenEvidence announced a partnership with OneOncology to embed its AI-powered medical search and clinical decision-support platform into certain clinical applications used across OneOncology’s network. The integration is intended to provide in-workflow access to clinical evidence, references, and research, with potential future expansion into genomic data and clinical-trial matching.

2026-03-12other
OpenEvidence Achieves Historic Milestone: 1 Million Clinical Consultations between Verified Doctors and an Artificial Intelligence System in a Single Day

OpenEvidence said that on March 10, 2026, one million consultations occurred between NPI-verified physicians and its AI system in a single 24-hour period.

2025-11-05partnership
NCCN and OpenEvidence Collaborate to Bring Clinical Oncology Guidelines to Medical AI

The National Comprehensive Cancer Network announced a licensing agreement with OpenEvidence to bring NCCN clinical oncology guidelines into medical AI-supported workflows.

2025-10-20funding
HLTH25: OpenEvidence scores $200M, 3 months after series B, boosting valuation to $6B

OpenEvidence raised $200 million in Series C funding led by Google Ventures, increasing its valuation to $6 billion and bringing total funding to nearly $500 million at the time.

Active Roles

9
OnSite - Miami; San Francisco/Implementation Engineer/30d ago
OnSite - Miami; San Francisco/Engineering/30d ago
OnSite - Miami; San Francisco/Professional Services/30d ago
Remote - Remote/Sales/57d ago
OnSite - San Francisco; Miami/Data & Analytics/242d ago
OnSite - Miami; Remote; San Francisco/Engineering/242d ago
OnSite - Miami; Remote; San Francisco/Engineering/242d ago
OnSite - Miami/Engineering/242d ago
OnSite - San Francisco; Miami/Engineering/242d ago

Business Model

OpenEvidence offers its AI chatbot free to verified physicians and generates revenue primarily through pharmaceutical and medical-device advertising. Its specialized medical audience enables substantially higher advertising CPMs than general social platforms.

Products

OpenEvidence medical knowledge platform and AI copilot for point-of-care clinical decisionsDeepConsult evidence-research and medical literature-synthesis workflow

Customers

Mount Sinai Health SystemNewYork-PresbyterianColumbia University Vagelos College of Physicians and SurgeonsWeill Cornell Medicine

Tech Stack

PythonGoogle Cloud PlatformNext.jsVercelTypeScript

Competitors

Vera Health
Glass Health
DoxGPT (Doximity)
UpToDate
DynaMed
AMBOSS
Dr.Oracle

Key Investors

Thrive Capital, DST Global, Sequoia Capital, Google Ventures, Nvidia, Kleiner Perkins, Craft Ventures, Mayo Clinic