Funding › Investors

Definition Capital AI portfolio: 3 rounds

Rounds where Definition Capital led or took part, newest first. Led: 0.

1. Cognition raises $1B, May 27, 2026. Developer tools. Led by Lux Capital, General Catalyst, 8VC. Builds Devin, an autonomous AI software engineer, and owns the Windsurf editor.
2. Decagon raises $250M Series D, Jan 27, 2026. AI apps. Led by Coatue, Index Ventures. Builds AI agents that handle customer support conversations for enterprises.
3. Cognition raises $400M, Sep 8, 2025. Developer tools. Led by Founders Fund. Builds Devin, an autonomous AI software engineer, and owns the Windsurf editor.