Founded by Ankur Goyal, Braintrust is an AI observability platform designed specifically for teams building and scaling AI products in production. It provides engineering and product teams with tools to monitor, understand, and ensure the reliability of AI models in production. The platform captures multi-step agent interactions and intermediate reasoning data. Headquartered in San Francisco, California, Braintrust's solutions are used by major companies, including Notion, Replit, Cloudflare, Ramp, and Dropbox.

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Funding Events

Date	Amount	Type	Investors	Valuation
02/25/26	$80,000,000	Series B	Andreessen Horowitz Basecase Capital Elad Gil Greylock ICONIQ Capital	undisclosed