LLM X/Twitter 3h ago 1 min read
Anthropic has acquired Stainless, the SDK and MCP platform powering every official Anthropic SDK, in a deal valued at over $300 million. Also used by OpenAI, Google, and Cloudflare, Stainless will shut down its hosted services while its team and technology join Anthropic. The deal marks Anthropic's fourth acquisition in six months, completing key layers of its agent stack strategy.