Add a connector that isn't in the directory changedconnectors/custom/add-unlisted
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Upstream edited this page at 25 Sep 2026 18:00 UTC, give or take a minute or two: the time comes from Anthropic’s own sitemap rather than from a commit. This site recorded the change at 28 Sep 2026 22:07 UTC.
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1919A connector by URL suits internet-hosted services and public APIs. A desktop extension suits access to local files or tools, sensitive enterprise data, and work that needs offline capability.
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21| You have | Use | Works in |
22| ------------------------------ | --------------------------------------------------------------------------------------------- | ---------------------------------------------- |
23| The URL of a remote MCP server | [Add a connector by URL](#add-a-connector-by-url) | Free, Pro, Max, Team, and Enterprise plans |
24| A desktop extension | [Install a local connector in the desktop app](#install-a-local-connector-in-the-desktop-app) | The Claude desktop app, signed in to claude.ai |
21| You have | Use | Works in |
22| - | - | - |
23| The URL of a remote MCP server | [Add a connector by URL](#add-a-connector-by-url) | Free, Pro, Max, Team, and Enterprise plans |
24| A desktop extension | [Install a local connector in the desktop app](#install-a-local-connector-in-the-desktop-app) | The Claude desktop app, signed in to claude.ai |
2525
2626## Add a connector by URL
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172172Claude sends the value exactly as you enter it. It doesn't add an authentication scheme or any other prefix. For an `Authorization` header, include the scheme in the value, as this table shows.
173173
174| You enter | Claude sends |
175| ------------------- | ---------------------------------- |
174| You enter | Claude sends |
175| - | - |
176176| `Bearer your-token` | `Authorization: Bearer your-token` |
177| `your-token` | `Authorization: your-token` |
177| `your-token` | `Authorization: your-token` |
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179179Most servers that use bearer tokens reject a value without the `Bearer ` scheme. If your server's documentation shows `Authorization: Bearer YOUR_TOKEN`, enter `Bearer ` followed by your token, including the space. The same applies to Basic authentication, where you enter `Basic ` followed by the base64-encoded credentials.
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