# OpenEvidence funding: rounds and investors > OpenEvidence has raised $775M across 4 rounds since 2025. Investors include Sequoia Capital, Google Ventures and Coatue. Every round with its source. Source: https://millionrounds.com/company/openevidence (Millionrounds; every figure on the page links to its filing or article) United States · [Series E startup](https://millionrounds.com/companies) # Who invested in *OpenEvidence* 4 rounds we have observed, with the 14 investors named in them. Every figure came from a named source, and where the company reported a raise to the SEC itself, that is shown beside it. AI Big Data & Analytics Healthcare Healthtech Raised 2 months ago Valuation: $6.0B, Mar 2026 Follow OpenEvidence and see its new rounds in your feed. [Start following](https://millionrounds.com/login?join=1&why=follow&next=%2Fcompany%2Fopenevidence) Funding summary Updated 5 Nov 2026 **$775M** raised across 4 rounds since 2025, from 7 sources **$75M** Series A **$200M** Growth **$250M** Series D **$250M** Series E - **Latest round:** Series E, $250M Sept 2026 - **Investors:** 14 (4 led) See who backed them ## The funding story Each circle is a round, placed by date and sized by amount. The line above is the running total. 2026 **$75M** Series A **$200M** Growth **$250M** Series D **$250M** Series E - **First round:** Series A, $75M - **Biggest round:** $250M - **Usual gap between rounds:** 7 months ## The rounds - **Sept 2026** Series E **$250M** *2 new* *3 returning* [Sequoia Capital](https://millionrounds.com/fund/sequoia-capital) [Andreessen Horowitz](https://millionrounds.com/fund/andreessen-horowitz) [Craft Ventures](https://millionrounds.com/fund/craft-ventures) [NVIDIA](https://millionrounds.com/fund/nvidia) [Catalio Capital Management](https://millionrounds.com/fund/catalio-capital-management) Source recorded - **Jan 2026** Series D **$250M** *4 new* *4 returning* [Thrive Capital](https://millionrounds.com/fund/thrive-capital-2) Lead [DST](https://millionrounds.com/fund/dst) Lead [Sequoia Capital](https://millionrounds.com/fund/sequoia-capital) [Google Ventures](https://millionrounds.com/fund/gv) [Coatue](https://millionrounds.com/fund/coatue-management) [Kleiner Perkins](https://millionrounds.com/fund/kleiner-perkins) [Craft Ventures](https://millionrounds.com/fund/craft-ventures) [NVIDIA](https://millionrounds.com/fund/nvidia) Reported by Crunchbase News and 2 others - **Oct 2025** Growth **$200M** *7 new* *1 returning* [Google Ventures](https://millionrounds.com/fund/gv) Lead [Sequoia Capital](https://millionrounds.com/fund/sequoia-capital) [Coatue](https://millionrounds.com/fund/coatue-management) [Kleiner Perkins](https://millionrounds.com/fund/kleiner-perkins) [Bond](https://millionrounds.com/fund/bond) [Thrive Capital](https://millionrounds.com/fund/thrive-capital) [Blackstone Group](https://millionrounds.com/fund/blackstone-group) [Craft](https://millionrounds.com/fund/craft) Reported by TechCrunch and 1 other - **Feb 2025** Series A **$75M** *1 new* [Sequoia Capital](https://millionrounds.com/fund/sequoia-capital) Lead Reported by TechStartups ## Who was in which round The busiest backers across the latest rounds. A filled square is a round they joined; a dark one, a round they led. **Series A** 2025 **Growth** 2025 **Series D** 2026 **Series E** 2026 [Sequoia Capital](https://millionrounds.com/fund/sequoia-capital) L [Google Ventures](https://millionrounds.com/fund/gv) L [Coatue](https://millionrounds.com/fund/coatue-management) [Kleiner Perkins](https://millionrounds.com/fund/kleiner-perkins) [Craft Ventures](https://millionrounds.com/fund/craft-ventures) [NVIDIA](https://millionrounds.com/fund/nvidia) [Thrive Capital](https://millionrounds.com/fund/thrive-capital-2) L [DST](https://millionrounds.com/fund/dst) L [Andreessen Horowitz](https://millionrounds.com/fund/andreessen-horowitz) [Bond](https://millionrounds.com/fund/bond) ## Everyone who backed them [Sequoia Capital](https://millionrounds.com/fund/sequoia-capital) VC firm **4** rounds, led 1 [Google Ventures](https://millionrounds.com/fund/gv) Corporate VC **2** rounds, led 1 [Coatue](https://millionrounds.com/fund/coatue-management) VC firm **2** rounds [Kleiner Perkins](https://millionrounds.com/fund/kleiner-perkins) VC firm **2** rounds [Craft Ventures](https://millionrounds.com/fund/craft-ventures) VC firm **2** rounds [NVIDIA](https://millionrounds.com/fund/nvidia) Company **2** rounds [Thrive Capital](https://millionrounds.com/fund/thrive-capital-2) Family office **1** round, led 1 [DST](https://millionrounds.com/fund/dst) Growth equity **1** round, led 1 [Andreessen Horowitz](https://millionrounds.com/fund/andreessen-horowitz) VC firm **1** round [Bond](https://millionrounds.com/fund/bond) Growth equity **1** round [Catalio Capital Management](https://millionrounds.com/fund/catalio-capital-management) VC firm **1** round [Thrive Capital](https://millionrounds.com/fund/thrive-capital) Accelerator **1** round [Blackstone Group](https://millionrounds.com/fund/blackstone-group) Private equity **1** round [Craft](https://millionrounds.com/fund/craft) Growth equity **1** round Missing a round, or an investor who was in one? [Tell us](https://millionrounds.com/corrections?slug=openevidence). ## Also claim to have backed them These 17 firms list OpenEvidence as a portfolio company on their own websites, but no report of a round names them. They are the firms' own claims, kept apart from the rounds above. [Menlo Ventures](https://millionrounds.com/fund/menlo-ventures) VC firm Per its own site [Greycroft](https://millionrounds.com/fund/greycroft) VC firm Per its own site [Iconiq Capital](https://millionrounds.com/fund/iconiq-capital-3) Growth equity Per its own site [Breyer Capital](https://millionrounds.com/fund/breyer-capital) Private equity Per its own site [ICONIQ Capital](https://millionrounds.com/fund/iconiq-capital) Family office Per its own site [Interplay](https://millionrounds.com/fund/interplay) Family office Per its own site [Conviction](https://millionrounds.com/fund/conviction-4) VC firm Per its own site [Amity Ventures](https://millionrounds.com/fund/amity-ventures) VC firm Per its own site [Alkeon Capital](https://millionrounds.com/fund/alkeon-capital) VC firm Per its own site [Blake Byers](https://millionrounds.com/fund/blake-byers) Angel Per its own site [Trog Hawley Capital](https://millionrounds.com/fund/trog-hawley-capital) Family office Per its own site [Cold Start](https://millionrounds.com/fund/cold-start) VC firm Per its own site [Global Alternative Investment Management](https://millionrounds.com/fund/global-alternative-investment-management) VC firm Per its own site [Impossible Finance](https://millionrounds.com/fund/impossible-finance) Accelerator Per its own site [Launchbay Capital](https://millionrounds.com/fund/launchbay-capital) Growth equity Per its own site [Okeanos](https://millionrounds.com/fund/okeanos) VC firm Per its own site [Riverbend Capital](https://millionrounds.com/fund/riverbend-capital) VC firm Per its own site ## Quick answers about OpenEvidence ### Who invested in OpenEvidence? OpenEvidence's investors include Sequoia Capital, Google Ventures, Coatue, Kleiner Perkins and Craft Ventures, and 9 more on record. ### How much has OpenEvidence raised? OpenEvidence has raised $775M across 4 rounds since 2025. ### When did OpenEvidence last raise? OpenEvidence's most recent round was a Series E of $250M in Sept 2026. ### What was OpenEvidence's biggest round? Its most recent round, $250M in Sept 2026, is also its largest on record. ### Who backed OpenEvidence first? OpenEvidence's first round on record, in Feb 2025, was backed by Sequoia Capital. ### What stage is OpenEvidence at? OpenEvidence's latest named round is a Series E, in Sept 2026. ### Where is OpenEvidence based? OpenEvidence is based in the United States. ### Who led OpenEvidence's rounds? Sequoia Capital led the Series A in 2025; Google Ventures led the Growth in 2025; Thrive Capital led the Series D in 2026. ## Companies like OpenEvidence In the same sector, and raised in the last eighteen months. [**Journify** $12M · Nov 2026](https://millionrounds.com/company/journify)[**Nooks** $543M · Nov 2026](https://millionrounds.com/company/nooks)[**Laza Medical** $160M · Nov 2026](https://millionrounds.com/company/laza-medical)[**Agrani Labs** $123M · Nov 2026](https://millionrounds.com/company/agrani-labs)[**e2e** $8.0M · Nov 2026](https://millionrounds.com/company/e2e)[**Applied Compute** $580M · Nov 2026](https://millionrounds.com/company/applied-compute) ## Find investors like these Search every investor by what they have actually funded, then narrow to your stage and market. Free. Open the investor searchOr these rounds in the app