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[Server] Reject Mcp-Param header when the body omits its argument - #534
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chr-hertel merged 1 commit intoOct 6, 2026
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Closes #533
A recognized
Mcp-Param-*header without its mirrored argument in the body now fails with-32020instead of passing, same as the Python SDK. Both absent is still fine, unknownMcp-Param-*headers stay ignored.