Cognition
San Francisco AI company behind the Devin software engineering agent and the Windsurf coding editor. It announced a Series E of more than USD 2 billion at a USD 48 billion valuation in September 2026.
Industry: AI software engineering agents | Location: San Francisco, United States | Founded: 2023 | Total Funding: USD 3.9B
About Cognition
Cognition is a San Francisco applied AI company that makes Devin, which it describes as an autonomous software engineer that plans, writes, tests and ships production code inside a customer's codebase and existing tools. In July 2025 it agreed to acquire Windsurf, an AI coding editor, and SiliconANGLE lists Devin and Windsurf as its products in September 2026.
Cognition was founded by Scott Wu, Steven Hao and Walden Yan. Wu is chief executive. Cognition's site says 21 of its first 35 team members had previously founded a company. Sources give differing founding years, 2023 in Wikipedia and 2024 in TechCrunch and SiliconANGLE.
Built In reported that Devin launched in March 2024 and that Cognition's recurring revenue grew from 1 million dollars in September 2024 to 73 million dollars in June 2025. In September 2026 Cognition said its run-rate revenue was close to 900 million dollars, up from 492 million dollars in May, a figure TechCrunch noted the company did not explain. Reported customers include Goldman Sachs, Citigroup, Mercedes-Benz, NVIDIA, GE Aerospace, Cisco and NASA.
On 14 July 2025 Wu announced a definitive agreement to acquire Windsurf's intellectual property, product, brand, business and employees. His note put Windsurf's annual recurring revenue at 82 million dollars, with more than 350 enterprise customers. Cognition's site lists a San Francisco headquarters and offices in New York, Austin, Washington, London, Singapore and Japan, and SiliconANGLE reported new offices in São Paulo and Madrid in September 2026.
Built In reported a 400 million dollar round led by Founders Fund in September 2025 at a 10.2 billion dollar valuation, after a 500 million dollar round in August 2025 at 9.8 billion dollars. SiliconANGLE reported more than 1 billion dollars at a 26 billion dollar valuation in May 2026. On 8 September 2026 Cognition announced more than 2 billion dollars in a Series E at a 48 billion dollar valuation, led by Andreessen Horowitz and Accel according to SiliconANGLE, with Founders Fund, General Catalyst and Avenir Growth Capital returning.
Leadership
- Scott Wu, Co-founder and Chief Executive Officer
- Steven Hao, Co-founder
- Walden Yan, Co-founder