Setting Official Notion MCP in n8n

Hey everyone,

I’m trying to configure the Official Notion MCP server but having issues with credentials. I’m not sure how to properly set environment variables (I already have my ntn_… token created and used in the different ways I attached).

Could anyone clarify me the way I need to introduce/format env parameters?

Note: While this configuration works properly in Claude Desktop when set in the JSON, in n8n credentials appear to be different🤔.

Thanks in advance!

My n8n setup

  • n8n version: 1.86.1
  • Running n8n via Coolify:
  • Operating system: MacOS




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Hi @dimasph,
I have the same issue, … not sure about the syntaxe we should use in the “Environments” section.
The other (non official) Notion MCP server works.
Let me know if you find the solution
Thank you

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