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fix: serve MCP over Streamable HTTP instead of legacy SSE #58

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jcabillot merged 1 commits from fix/streamable-http-transport into main

2026-10-17 17:42:36 -04:00

Author	SHA1	Message	Date
Sagent	bc3deb8676	fix: serve MCP over Streamable HTTP instead of legacy SSE PR Checks / hadolint (pull_request) Successful in 40s Details PR Checks / build-test (pull_request) Successful in 3m19s Details PR Checks / pytest (pull_request) Successful in 2m47s Details Docker Build and Push / test (pull_request) Successful in 3m1s Details Docker Build and Push / integration-test (pull_request) Successful in 3m24s Details Docker Build and Push / build (pull_request) Successful in 3m4s Details Current MCP clients (OpenCode, Claude, ...) only speak Streamable HTTP: they POST JSON-RPC to the configured URL, so a legacy SSE endpoint answers 405 Method Not Allowed and not a single tool can be reached. Run FastMCP's http_app (build_app()) under uvicorn instead of mcp.run(sse): the MCP endpoint is now /mcp, and the custom GET /health route keeps serving the Kubernetes probes. Add transport tests asserting /mcp and /health are exposed and /sse is gone.	2026-10-17 20:45:26 +00:00