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Revenue
$20 billion
as of 2025
Valuation
$500 billion
as of Oct 2025
Headcount
3,500
as of 2025
Total Funding Raised
$13 billion
as of Jan 2024
Founded Date
Dec 2015
Key People
8SA
Sam AltmanFounder
CEO
Mar 2019 – present
Co-chairman from founding (2015); became CEO when OpenAI LP was created in 2019. Briefly fired and reinstated in November 2023.
IS
Ilya SutskeverFounder
Co-founder & Chief Scientist
Dec 2015 – Jun 2024
Left OpenAI in June 2024 to found Safe Superintelligence Inc (SSI)
GB
Greg BrockmanFounder
President
Dec 2015 – Aug 2024
Co-founder and president; took leave of absence in August 2024
MM
Mira Murati
CTO
2018 – Sep 2024
Served as interim CEO during Sam Altman's brief ousting in November 2023; departed September 2024
JL
Co-lead, Superalignment
Jul 2023 – May 2024
Co-led Superalignment team from its founding in July 2023; resigned May 2024 citing safety concerns, joined Anthropic
EM
Elon MuskFounder
Co-chairman (board)
Dec 2015 – Feb 2018
Left the board in February 2018; later sued OpenAI alleging breach of founding agreement
JS
John SchulmanFounder
Co-founder, Research
Dec 2015 – Aug 2024
Key contributor to RLHF and PPO; departed August 2024 to join Anthropic
WZ
Wojciech ZarembaFounder
Co-founder, VP of Research
Dec 2015 – present
Leads codegen research; one of the few remaining co-founders as of 2025
Funding History
4Growth RoundOct 2024
$6.6Bat $157.0B valuationLed by thrive-capital
Led by Thrive Capital; investors included Microsoft, NVIDIA, SoftBank, and others
wsj.comMicrosoft ExtensionJan 2023
$10.0BLed by Microsoft AI
Microsoft's multi-year, multi-billion dollar investment reported at ~$10B; brought total Microsoft commitment to ~$13B
blogs.microsoft.comMicrosoft InvestmentJul 2019
$1.0BLed by Microsoft AI
Microsoft's initial $1B investment; coincided with creation of capped-profit entity OpenAI LP
openai.comFoundingDec 2015
$1.0B
Initial $1B commitment from founders and backers including Elon Musk, Sam Altman, Peter Thiel, Reid Hoffman, Jessica Livingston
openai.comAll Facts
Financial
Gross Margin35%Dec 2025▶
| As Of | Value | Source | Fact ID |
|---|---|---|---|
| Dec 2025 | 35% | — | f_hJ5dQ8nT3w |
Headcount3,5002025▶
| As Of | Value | Source | Fact ID |
|---|---|---|---|
| 2025 | 3,500 | — | f_o1tcwe2T0w |
Revenue$20 billion20252 pts▶
| As Of | Value | Source | Fact ID |
|---|---|---|---|
| 2025 | $20 billion | — | f_w3pWgejwIA |
| Oct 2024 | $3.4 billion | — | f_yvm9QNFjdA |
Total Funding Raised$13 billionJan 2024▶
| As Of | Value | Source | Fact ID |
|---|---|---|---|
| Jan 2024 | $13 billion | blogs.microsoft.com | f_HfB3WmNDFQ |
Valuation$500 billionOct 20252 pts▶
| As Of | Value | Source | Fact ID |
|---|---|---|---|
| Oct 2025 | $500 billion | — | f_YZ7zzKgBsA |
| Dec 2024 | $157 billion | — | f_b56n3kcD2g |
Products & Usage
Benchmark Score83Sep 20242 pts▶
| As Of | Value | Source | Fact ID |
|---|---|---|---|
| Sep 2024 | 83 | — | f_W5pFmO2ocw |
| Sep 2024 | 71.7 | — | f_5MsUCUfbSw |
Model Parameters175 billionJun 2020▶
| As Of | Value | Source | Fact ID |
|---|---|---|---|
| Jun 2020 | 175 billion | arxiv.org | f_ZencK2XFDA |
User Count100 millionFeb 2023▶
| As Of | Value | Source | Fact ID |
|---|---|---|---|
| Feb 2023 | 100 million | — | f_5VcbvP89LA |
Organization
Founded DateDec 2015—▶
| As Of | Value | Source | Fact ID |
|---|---|---|---|
| — | Dec 2015 | openai.com | f_1Y4HfGVOvA |
HeadquartersSan Francisco, CA—▶
| As Of | Value | Source | Fact ID |
|---|---|---|---|
| — | San Francisco, CA | openai.com | f_jyRF7MXyWw |
Legal StructurePublic Benefit Corporation (converting)20253 pts▶
| As Of | Value | Source | Fact ID |
|---|---|---|---|
| 2025 | Public Benefit Corporation (converting) | openai.com | f_tz2t0YfIWg |
| Mar 2019 | Capped-profit LLC | openai.com | f_tuq7f39JMg |
| Dec 2015 | Nonprofit 501(c)(3) | openai.com | f_78GQ07iiCQ |
People
Founded ByJKsVHQ5stQ, eYrBgMLJDw, Yq4s2cI7ng, 69vftmr1jg, wojciech-zaremba, john-schulman—▶
| As Of | Value | Source | Fact ID |
|---|---|---|---|
| — | Sam Altman, Ilya Sutskever, Greg Brockman, Elon Musk, wojciech-zaremba, john-schulman | openai.com | f_A4ImW0y2sw |
General
Websitehttps://openai.com/—▶
| As Of | Value | Source | Fact ID |
|---|---|---|---|
| — | https://openai.com/ | wikidata.org | EdV4qjV9fA |
▶Internal Metadata
| ID | 1LcLlMGLbw |
| Stable ID | 1LcLlMGLbw |
| Numeric ID | E218 |
| Type | organization |
| YAML Source | packages/kb/data/things/openai.yaml |
| Facts | 20 structured (22 total) |
| Records | 12 in 2 collections |