Flatkey is an AI infrastructure platform that gives developers access to more than 100 official AI models and more than 1,000 AI tools through one key and one balance. Headquartered in San Jose, California, Flatkey launched in July 2026.
Flatkey is a drop-in replacement for any OpenAI-compatible client: developers change one line of code, the base URL, and their existing code works.
SAN JOSE, Calif., Sept. 29, 2026 (SEND2PRESS NEWSWIRE) — Flatkey, the AI infrastructure platform that brings models, tools and data together behind one API key, today announced that Flatkey and Realset AI have raised 10 million dollars in Series A funding. The company also said that over 10,000 developers have used the platform since its launch in July 2026 to access more than 100 official AI models and more than 1,000 AI tools through a single API key and a single balance.
