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Claude Desktop

The same flow works in Claude Desktop and on claude.ai. No key to paste: you sign in to SquidX and choose what Claude may do.

Custom connectors are on every Claude plan: Free, Pro, Max, Team and Enterprise. Free is limited to one custom connector.

The same flow works in Claude Desktop and on claude.ai. No key to paste: you sign in to SquidX and choose what Claude may do.

  1. 1

    Open the connectors

    Go to Customize, then Connectors (claude.ai/customize/connectors). On Team and Enterprise an owner adds the connector once with Add, Custom, Web, and then each member connects.

  2. 2

    Add a custom connector

    Click + Add, then Add custom connector. Name it SquidX, paste the URL below in the URL field, and click Continue.

    text
    https://squidx.io/api/mcp
  3. 3

    Sign in

    Under Authentication, choose Sign in now, keep the OAuth client on its default, and click Add. Claude sends you to SquidX: sign in, pick the workspace and the access level, and press Allow.

Or use an API key

Under Authentication choose No sign in, then under Request headers add this header.

text
Authorization: Bearer sqx_your_key

Check it worked

Open a chat, click the + button at the lower left, choose Connectors, and switch SquidX on. Then ask: "What is in my SquidX queue this week?"

Troubleshooting

The client says it could not register with the sign-in service
The discovery documents did not answer. Check that https://squidx.io/.well-known/oauth-authorization-server loads in a browser, then remove the server and add it again.
I get a 401 with an API key
The header is missing or the key is wrong. It is Authorization: Bearer sqx_..., with the space.
The assistant has no write tools
The access is read only. Disconnect the app in Settings, then sign in again with Read and write, or create a key with it, and reconnect so the client fetches the tool list again.
A tool answers inactive
The workspace has no active plan. Drafts still work. Queuing and publishing need a subscription or credits.
Full reference