AI CMS
Best CMS for AI workflows
Cosmic is a headless CMS with a hosted MCP server, in-product AI workflows, and agent signup. An agent can read and write content, generate text, images, video, and audio into the media library, chain content, code, and browser steps, or provision a new project with no existing account.
| Hosted MCP | https://mcp.cosmicjs.com/v1/buckets/{bucket-slug} |
|---|---|
| Signup MCP | https://mcp.cosmicjs.com/v1/agent (no credentials) |
| Auth | Bearer read key, or read_key:write_key |
| Writes | Objects, media, object types |
| Generation in the CMS | Text, image (including SVG), video, and audio, stored as Media |
| Schema | Object types and metafields, readable before write |
| Workflows | Content, code, and computer-use steps, sequential or parallel, approval gates, schedule or CMS event |
| Agent signup | POST /v3/agents/sign-up and cosmic_agent_signup |
| Freshness | Webhooks on object and media create, edit, and delete, with selectable props |
An agent can provision a project with no existing account, and a workflow can chain a content step, a code step, and a browser step.
Give an agent a CMS
No credit card required • Free forever