Where does the bug appear (feature/product)? Cursor IDE Describe the Bug When calling a long running tool the mcp tool call correctly calls the tool but times out the tool call even when sending back a progress token. Steps to Reproduce Use a tool which takes more than a few min to execute fully. …

MCP Timeout happens even when sending back updates via progress token

deanrie (Dean Rie) Split this topic December 10, 2025, 6:29am 3

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