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SuperQode v0.2.37 : Prepare for MCP and Stable FastMCP Harness Support

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@Shashikant86 Shashikant86 released this 24 Jul 23:58

SuperQode v0.2.37 strengthens MCP support while keeping production users on the stable MCP v1 protocol line.

Highlights

  • Migrated superqode mcp and superqode serve harness to standalone FastMCP 3.4.4.
  • Added support for serving harnesses over stdio and Streamable HTTP.
  • Added a runnable local MCP server and HarnessSpec example.
  • Documented MCP serving, consumption, runtime ownership, transports, and security considerations.
  • Constrained the MCP Python SDK to <2 to prevent an accidental upgrade to the prerelease protocol stack.
  • Updated package, ACP registry, lockfile, and release metadata.

New MCP Spec Compatibility

This release uses:

  • FastMCP 3.4.4
  • MCP Python SDK >=1.27.1,<2
  • stdio for local MCP servers
  • Streamable HTTP for remote MCP servers
  • SSE only for compatibility with legacy servers

FastMCP 4 and MCP SDK v2 will be evaluated separately once their stable compatibility path is available.