Instinct raises $250M Series B for AI personal assistant

Instinct, a San Francisco based AI assistant startup founded by Noah Shinn, announced a $250 million Series B round on August 27 co led by Index Ventures and Benchmark, valuing the company at $2.5 billion and bringing total funding to $350 million. The agentic personal assistant remains in private beta while Instinct uses the new capital to scale product and infrastructure. ([tech-quire.com](https://tech-quire.com/articles/instinct-250-million-series-b-ai-assistant-index-ventures-benchmark-august-2026/))