Where does the bug appear (feature/product)? Background Agent (GitHub, Slack, Web, Linear) Describe the Bug After the last update, it was found that several MCP Servers configured in the settings could no longer be used in Agent mode, even though the prompt explicitly required the use of tool xxx. …

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Hey, thanks for the report. I see you selected “Background Agent” as the bug location. If you mean the Cloud/Background Agent (the one used via web/GitHub/Slack), custom MCP servers aren’t supported there yet. The Background Agent runs in the cloud and can only see the built-in services (cursor-bro…

Hello, thank you for your explanation. First, I would like to add some information about myself: • My issue occurs in the local Cursor client. • The MCP Server I need to use shows a green status and can load all tool lists normally. • 4fd471bc-a6a5-4241-9848-c651ff9d785b is the corresponding Req…

Thanks for the extra details and the request ID. This looks like it might be related to a known issue that was fixed recently, but since you’re on version 2.4.27 and still seeing it, something else might be going on. The “MCP tool description file” message is odd. Normally nothing is required besi…

Thank you for providing the link, it has been very helpful to me.:grinning_face:

Thank you for your reply. Next, I will share a screenshot with you: [image] Regarding the MCP service logs you mentioned, I’m not sure if the location I’m looking for is the window I opened at the bottom left of the screenshot. If it is, then it’s strange that no logs appeared here after the Ag…

Thanks for the info. It’s a known issue with MCP tool discovery after recent updates. Try this workaround: Open a new chat Tell the agent: “list all MCP tools you have access to” After that, the tools should show up in this chat If that doesn’t help, please send: The Request ID from the chat w…

Thank you for your help. Following your prompt, I tried asking the Agent again, but it still couldn’t access the MCP Server I configured. Tips: My Cursor has now been updated to version 2.4.28. [image] Now I provide you with relevant information: The request ID of the chat record in the picture …

The Agent cannot access the MCP Servers configured in Cursor Settings

Support Bug Reports

egdd (egdd) February 3, 2026, 11:34am 10

this is the same issue as Agent chat "No MCP resources available" when trying to use MCP

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The Agent cannot access the MCP Servers configured in Cursor Settings

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