Instinct
Summary active Updated Aug 30, 2026This profile is AI-generated. If you spot an error, please help us fix it by sharing a URL to the correct information.
Investors
Founders
About
Instinct is a San Francisco–based personal AI assistant startup operated by Spear Street Technology, founded in 2025 by 23-year-old Noah Shinn (previously at Sierra) 123. Users interact with Instinct via text messages and phone calls, and the agent can connect to email, calendars, and other services to book travel, make reservations, manage inboxes, and complete purchases 12. The product remains in private beta as of the Series B 13.
Disclaimer: This is a lean profile built from initial round coverage and may be expanded as more information becomes available.
Funding History
| Date | Round | Amount | Lead | Co-investors |
|---|---|---|---|---|
| 2026-08-27 | Series B | $250M | Index Ventures, Benchmark | — 123 |
What Investors Say
No independently sourced investor quotes available at this time.
What Founders Say
No independently sourced founder quotes available at this time.
Sources
-
TechCrunch, “Viral AI startup Instinct has raised $350 million at a $2.5 billion valuation,” August 26, 2026, accessed August 2026. https://techcrunch.com/2026/08/26/viral-ai-startup-instinct-has-raised-350-million-at-a-2-5-billion-valuation/↩↩↩↩
-
Quartz, “Instinct AI assistant raises $250 million Series B at $2.5B valuation,” August 27, 2026, accessed August 2026. https://qz.com/instinct-ai-assistant-series-b-funding-valuation-08272↩↩↩
-
citybiz, “Instinct, Maker of Personal AI Assistant, Raises $250M at $2.5B Valuation,” August 2026, accessed August 2026. https://www.citybiz.co/article/895693/instinct-maker-of-personal-ai-assistant-raises-250m-at-2-5b-valuation/↩↩↩