TypeSafe AI Raises $870M for Jev, a Decision Model That Never Generates Text

TypeSafe AI closed an $870 million Series A at a $7.5 billion valuation, led by Andreessen Horowitz. Its model Jev produces no natural language, returning typed probabilistic decisions (yes/no, choice, score) with calibrated confidence for agentic pipelines. Pricing is $0.042 per million input tokens.

• $870M Series A at $7.5B valuation, led by Andreessen Horowitz
• Valuation jumped nearly 37x in 24 days after a $40M seed round
• Jev returns three primitives: Noul, Choice and Score with probability
• $0.042 per million input tokens, 32,000-token context window