Recursive Releases Flint, a Fast Open-Weight Coding Model Built Largely by AI

Recursive SI has released Flint, a 40-billion-parameter mixture-of-experts coding model designed to run locally on consumer hardware, with the company claiming much of the development was automated by its in-house research system. The model, released on October 21, 2026, represents the first public product from Recursive SI, a startup founded in 2025 and backed by $650 million in funding at a $4.65 billion valuation.