v2.1.231

Claude Code

Aug 13, 2026View on GitHub Documentation

1 fixmcp

Summary

This release addresses a critical bug affecting MCP OAuth sign-in. The fix resolves redirect URI mismatch errors encountered when using pre-registered OAuth clients, ensuring smoother authentication with services like Slack.

Bug Fixes

Fixed MCP OAuth sign-in failing with a redirect URI mismatch for servers that use a pre-registered OAuth client, such as Slack.

Claude Code Documentation

cli mcp sdk hooks getting started