
anthropic.com
May 18, 2026
2 min read
68/100
Summary
Anthropic acquires Stainless The frontier of AI is shifting from models that answer to agents that act—and agents are only as capable as the systems they can reach. Today, Anthropic is acquiring Stainless, a leader in SDKs and MCP server tooling, to extend that reach even further. Founded in 2022, Stainless has powered the generation of every official Anthropic SDK since the earliest days of our A...