Under the hoodTier: how much it should matter to you
1Useful: my rating, 1 to 5
3Signal: worth watching, 1 to 5
MCPArea: what it touches
In DevelopmentKind: in v2.1.234,
In DevelopmentSection of the release
Transport and port options are parsed and reported in telemetry, but only stdio is registered and reportable.
What
The MCP server command now reads transport and port options internally and reports the transport in its startup telemetry. The reported value is always stdio, and the command registers only -d, --debug and --verbose, so there is no way to pick another transport on this build.
Evidence
Start the Claude Code MCP server
Strings lifted out of the shipped bundle, so the claim above can be checked against them.