Troubleshoot: Unknown client when connecting Funnel MCP in Notion
invalid_request: Unknown client: https://app.notion.com/oauth/mcp-client-metadata.json
When… /mcp
EU: https://mcp.eu.ai.funnel.io/mcp
Copy Server URL from Connect Funnel MCP in Funnel… Include:
The full error text, including the client metadata URL (for example https://app.notion.com