Manage Cosmic CMS content, media, object types, and AI generation from any MCP client.
Connect Remote server
claude mcp add --transport http mcp https://mcp.cosmicjs.com/v1/buckets/{bucket_slug} --header "Authorization: Bearer <YOUR_API_KEY>"
{
"mcpServers": {
"mcp": {
"url": "https://mcp.cosmicjs.com/v1/buckets/{bucket_slug}",
"headers": {
"Authorization": "Bearer <YOUR_API_KEY>"
}
}
}
}
{
"servers": {
"mcp": {
"type": "http",
"url": "https://mcp.cosmicjs.com/v1/buckets/{bucket_slug}",
"headers": {
"Authorization": "Bearer <YOUR_API_KEY>"
}
}
}
}
Settings > Connectors > Add custom connector
URL: https://mcp.cosmicjs.com/v1/buckets/{bucket_slug}
Replace the values in angle brackets with your own. Keys stay on your machine; we never see them.
Tools
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Headers
| Name | Description |
|---|---|
AuthorizationRequired, secret | Bearer <read_key> for reads, or Bearer <read_key>:<write_key> to allow writes |
Details
| Endpoint | https://mcp.cosmicjs.com/v1/buckets/{bucket_slug} (Streamable HTTP) |
| Package | @cosmicjs/[email protected] (NPM, stdio) |
| First published | 31 Jul 2026 |
| Last updated | 31 Jul 2026 |
| Registry name | com.cosmicjs/mcp |
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