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N8N MCP Client - Neon

Neon•13mo ago•

4 replies

improved-purple

N8N MCP Client

I am trying to use MCP within n8n but seem to be running into issues. Does anyone have any expereince connecting to n8n. I think it's a credential issue.

Command: npx
Arguments: -y @neondatabase/mcp-server-neon
Environments: NEON_API_KEY=napi_xxxxxxxxxxxxxxx

Command: npx
Arguments: -y @neondatabase/mcp-server-neon
Environments: NEON_API_KEY=napi_xxxxxxxxxxxxxxx

See image attached for the configuration.

The Error I keep receiving

{
  "message": "Failed to execute operation: Failed to connect to MCP server: MCP error -32000: Connection closed",
  "timestamp": [varies],
  "name": "NodeOperationError",
  "context": {},
  "cause": {
    "level": "warning",
    "tags": {}
  }
}

{
  "message": "Failed to execute operation: Failed to connect to MCP server: MCP error -32000: Connection closed",
  "timestamp": [varies],
  "name": "NodeOperationError",
  "context": {},
  "cause": {
    "level": "warning",
    "tags": {}
  }
}