Thursday, August 13, 2026

MCP v2 changes things a lot for the developer

 As I go deep into MCP v2, overwhelming changes are being noticed:

  • Session is being done away with.
  • Logging is removed - all you can do is use OpenTelemetry
  • Server will never make a call to client - this is biggest change , you will have to use work arounds for server to client communication (e.g. elicitation)
  • Roots is deprecated

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MCP v2 changes things a lot for the developer

 As I go deep into MCP v2, overwhelming changes are being noticed: Session is being done away with. Logging is removed - all you can do is u...