typescript
MCP TypeScript SDK 2.3.1 checks token audience on the legacy server
MCP TypeScript SDK 2.3.1 adds expectedResource to server-legacy, rejecting mismatched or missing audiences with HTTP 401 invalid_token.
Cursor SDK can steer an agent mid-run
Cursor SDK's run.steer() delivers input to a live local TypeScript turn, moving a foreground subagent into the background if needed.