Anthropic17:00Press ReleasesPress Release
Anthropic acquires Stainless
You can now easily use faster and more reliable SDKs.
Key Points
- 1Stainless founded in 2022, leader in SDK generation
- 2Supports TypeScript, Python and more languages
- 3Advances Claude agent connectivity
- 4Announced on May 18, 2026
Anthropic acquired Stainless, the company behind SDK and MCP server tools that have powered all official Anthropic SDKs since the beginning. This strengthens developer experience and agent connectivity on the Claude platform.