# Scale AI funding: rounds and investors > Scale AI has raised $15B across 4 rounds since 2019. Investors include Founders Fund, Accel and Index Ventures. Every round with its source. Source: https://millionrounds.com/company/scale-ai (Millionrounds; every figure on the page links to its filing or article) United States · [Funded startup](https://millionrounds.com/companies) # Who invested in *Scale AI* 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 Generative AI Valuation: $14B, Oct 2024 Y Combinator: S16 Follow Scale AI and see its new rounds in your feed. [Start following](https://millionrounds.com/login?join=1&why=follow&next=%2Fcompany%2Fscale-ai) Funding summary Updated 5 Nov 2026 **$15B** raised across 4 rounds since 2019, from 7 sources **$51M** Series C **$1.0B** Series F **$14B** Round - **Latest round:** Round, $14B Jun 2025 - **Step-up i:** 14.3× - **Investors:** 14 (1 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. 2020 2021 2022 2023 2024 2025 **$51M** Series C **?** Venture **$1.0B** Series F **$14B** Round - **First round:** Series C, $51M - **Biggest round:** $14B - **Usual gap between rounds:** 16 months ## The rounds - **Jun 2025** Round **$14B** *3 new* *4 returning* [Accel](https://millionrounds.com/fund/accel) [Founders Fund](https://millionrounds.com/fund/founders-fund) [Index Ventures](https://millionrounds.com/fund/index-ventures) [Coatue](https://millionrounds.com/fund/coatue-management) [Wellington Management](https://millionrounds.com/fund/wellington-management) [NVIDIA](https://millionrounds.com/fund/nvidia) [Meta](https://millionrounds.com/fund/meta) Reported by Crunchbase News and 3 others - **Jun 2024** Series F **$1.0B** *1 new* [Alpha Square Group](https://millionrounds.com/fund/alpha-square-group) Reported by Alpha Square Group - **Feb 2023** Venture **Amount undisclosed** *1 new* [Government of Canada](https://millionrounds.com/fund/government-of-canada) Source recorded - **Aug 2019** Series C **$51M** *9 new* [Founders Fund](https://millionrounds.com/fund/founders-fund) Lead [Accel](https://millionrounds.com/fund/accel) [Index Ventures](https://millionrounds.com/fund/index-ventures) [Spark Capital](https://millionrounds.com/fund/spark-capital) [Coatue](https://millionrounds.com/fund/coatue-management) [Thrive Capital](https://millionrounds.com/fund/thrive-capital-2) [Adam D'Angelo](https://millionrounds.com/fund/adam-d-angelo) [Kevin Systrom](https://millionrounds.com/fund/kevin-systrom) [Mike Krieger](https://millionrounds.com/fund/mike-krieger) Reported by Bloomberg ## 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 C** 2019 **Venture** 2023 **Series F** 2024 **Round** 2025 [Founders Fund](https://millionrounds.com/fund/founders-fund) L [Accel](https://millionrounds.com/fund/accel) [Index Ventures](https://millionrounds.com/fund/index-ventures) [Coatue](https://millionrounds.com/fund/coatue-management) [Spark Capital](https://millionrounds.com/fund/spark-capital) [Wellington Management](https://millionrounds.com/fund/wellington-management) [NVIDIA](https://millionrounds.com/fund/nvidia) [Thrive Capital](https://millionrounds.com/fund/thrive-capital-2) [Government of Canada](https://millionrounds.com/fund/government-of-canada) [Meta](https://millionrounds.com/fund/meta) ## Everyone who backed them [Founders Fund](https://millionrounds.com/fund/founders-fund) VC firm **2** rounds, led 1 [Accel](https://millionrounds.com/fund/accel) VC firm **2** rounds [Index Ventures](https://millionrounds.com/fund/index-ventures) VC firm **2** rounds [Coatue](https://millionrounds.com/fund/coatue-management) VC firm **2** rounds [Spark Capital](https://millionrounds.com/fund/spark-capital) VC firm **1** round [Wellington Management](https://millionrounds.com/fund/wellington-management) VC firm **1** round [NVIDIA](https://millionrounds.com/fund/nvidia) Company **1** round [Thrive Capital](https://millionrounds.com/fund/thrive-capital-2) Family office **1** round [Government of Canada](https://millionrounds.com/fund/government-of-canada) Government **1** round [Meta](https://millionrounds.com/fund/meta) Corporate VC **1** round [Adam D'Angelo](https://millionrounds.com/fund/adam-d-angelo) Angel **1** round [Alpha Square Group](https://millionrounds.com/fund/alpha-square-group) VC firm **1** round [Kevin Systrom](https://millionrounds.com/fund/kevin-systrom) Angel **1** round [Mike Krieger](https://millionrounds.com/fund/mike-krieger) Angel **1** round Missing a round, or an investor who was in one? [Tell us](https://millionrounds.com/corrections?slug=scale-ai). ## Also claim to have backed them These 12 firms list Scale AI 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. [Elad Gil](https://millionrounds.com/fund/elad-gil) VC firm Per its own site [S32](https://millionrounds.com/fund/s32) VC firm Per its own site [Geodesic Capital](https://millionrounds.com/fund/geodesic-capital) VC firm Per its own site [Section 32](https://millionrounds.com/fund/section-32) VC firm Per its own site [Scooter Braun](https://millionrounds.com/fund/scooter-braun) Angel Per its own site [Partners Resolute](https://millionrounds.com/fund/partners-resolute) VC firm Per its own site [Beyond Capital](https://millionrounds.com/fund/beyond-capital-5) VC firm Per its own site [Canyon Oak Ventures](https://millionrounds.com/fund/canyon-oak-ventures) VC firm Per its own site [Conduit](https://millionrounds.com/fund/conduit) Accelerator Per its own site [Inertia Ventures](https://millionrounds.com/fund/inertia-ventures) VC firm Per its own site [Integra Groupe](https://millionrounds.com/fund/integra-groupe) VC firm Per its own site [Skypointer](https://millionrounds.com/fund/skypointer) VC firm Per its own site ## Quick answers about Scale AI ### Who invested in Scale AI? Scale AI's investors include Founders Fund, Accel, Index Ventures, Coatue and Spark Capital, and 9 more on record. ### How much has Scale AI raised? Scale AI has raised $15B across 4 rounds since 2019. One round did not disclose an amount, so the total is a floor. ### When did Scale AI last raise? Scale AI's most recent round was an Undisclosed round of $14B in Jun 2025. ### What was Scale AI's biggest round? Its most recent round, $14B in Jun 2025, is also its largest on record. ### Who backed Scale AI first? Scale AI's first round on record, in Aug 2019, was backed by Founders Fund, Accel and Index Ventures and 6 others. ### What stage is Scale AI at? Scale AI's latest named round is an Undisclosed round, in Jun 2025. ### Where is Scale AI based? Scale AI is based in the United States. ### Who led Scale AI's rounds? Founders Fund led the Series C in 2019. ## Companies like Scale AI In the same sector, and raised in the last eighteen months. [**Journify** $12M · Nov 2026](https://millionrounds.com/company/journify)[**Laza Medical** $160M · Nov 2026](https://millionrounds.com/company/laza-medical)[**Nooks** $543M · Nov 2026](https://millionrounds.com/company/nooks)[**e2e** $8.0M · Nov 2026](https://millionrounds.com/company/e2e)[**Applied Compute** $580M · Nov 2026](https://millionrounds.com/company/applied-compute)[**Guava** $13M · Nov 2026](https://millionrounds.com/company/guava) ## 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