How to Use the Cosmic (Headless CMS & Content API) MCP in Claude Code

Q: How do I add Cosmic (Headless CMS & Content API) to Claude Code?

Use the CLI command claude mcp add --transport http cosmic -- , substituting the Vinkius server URL. Verify the connection by running claude mcp list in your terminal.

Q: Can I run batch content scripts in Cosmic (Headless CMS & Content API) using Claude Code?

Yes, Claude Code can invoke batchobjects to perform high-volume operations on up to 25 objects in a single command-line execution.

Q: How does Claude Code fetch historical content versions from Cosmic (Headless CMS & Content API)?

The CLI agent queries listrevisions to pull version history, letting you inspect previous edits and roll back changes using createrevision directly from the terminal.

Q: Is it possible to manage media assets with this integration?

Yes, Claude Code uses listmedia, createmedia, and updatemedia to manage your Cosmic bucket's asset library from the command line.

Manage Cosmic CMS schemas, media, and content revisions directly from your terminal with Claude Code.

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Connect Cosmic (Headless CMS & Content API) MCP to Claude Code

Create your Vinkius account to connect Cosmic (Headless CMS & Content API) to Claude Code and route execution through our secure gateway. The platform manages server hosting, runtime updates, and security layers. Configuration requires no manual server provisioning.

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Setup Cosmic (Headless CMS & Content API) with Claude Code

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Headless Schema Migrations

Run schema updates directly from your command line. Claude Code uses `create_object_type` and `update_object_type` to apply structural changes to your headless CMS, making database-like migrations part of your CLI workflow. Your terminal agent can inspect existing structures using `list_object_types` and pipe the JSON output directly to other command-line utilities for instant validation. This setup eliminates the need for manual browser configuration during deployments.

Terminal-Based Content Audits using this MCP Server

Auditing your production content doesn't require opening a browser. Claude Code calls `list_objects` with custom query filters to search your Cosmic bucket, displaying raw JSON payloads directly in your standard output. If you spot an error, the agent invokes `update_object` or `delete_object` on the fly, letting you patch broken links or bad metadata without leaving your SSH session. Direct terminal edits keep your content accurate without breaking your focus.

CI/CD Media Pipeline Automation

Integrate asset management into your build scripts using this terminal MCP agent. Claude Code executes `create_media` to push fresh assets during your build phase, ensuring your static site generator always has access to the latest media. Old assets can be pruned automatically using `delete_media` as part of your cleanup routines, keeping your Cosmic storage footprint minimal and organized. Your automation pipelines handle the entire asset lifecycle without human intervention.

Setup guide

Set up Cosmic (Headless CMS & Content API) MCP in Claude Code

Prerequisites

Claude Code CLI installed (npm install -g @anthropic-ai/claude-code)
Active Vinkius subscription with a valid endpoint token

1

Run the add command

Open your terminal and run the command shown on the right. Replace [YOUR_TOKEN_HERE] with your endpoint token from cloud.vinkius.com. Use --scope user to make it available across all projects.
2

Verify the connection

Start a Claude Code session and type /mcp to list connected servers. You should see cosmic-headless-cms-content-api-mcp with a green status indicator.
3

Start using tools

Ask Claude Code something like "Check my latest Cosmic (Headless CMS & Content API) transactions." It will automatically discover and invoke the available Cosmic (Headless CMS & Content API) tools.

Terminal

claude mcp add --transport http cosmic-headless-cms-content-api-mcp https://edge.vinkius.com/[YOUR_TOKEN_HERE]/mcp

Get your connection token →

Prerequisites

Claude Code CLI installed
Active Vinkius subscription with a valid endpoint token

1

Open the config file

Create or edit .mcp.json in your project root for project-level scope, or ~/.claude.json for user-level scope.
2

Add the Cosmic (Headless CMS & Content API) MCP

Paste the JSON snippet shown on the right into the mcpServers object. Replace [YOUR_TOKEN_HERE] with your endpoint token from cloud.vinkius.com.
3

Restart Claude Code

Start a new Claude Code session. Type /mcp to confirm the server is connected. The tools will be automatically available in your conversation.

.mcp.json

{
  "mcpServers": {
    "cosmic-headless-cms-content-api-mcp": {
      "type": "url",
      "url": "https://edge.vinkius.com/[YOUR_TOKEN_HERE]/mcp"
    }
  }
}

Get your connection token →

Independent Platform Disclaimer: Vinkius is an independent platform and is not affiliated with, endorsed by, sponsored by, verified by, or otherwise authorized by Cosmic. All third-party trademarks, logos, and brand names are the property of their respective owners. Their use on this website is strictly for informational purposes to identify service compatibility and interoperability.

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Common questions about Cosmic (Headless CMS & Content API) MCP in Claude Code

Use the CLI command `claude mcp add --transport http cosmic -- `, substituting the Vinkius server URL. Verify the connection by running `claude mcp list` in your terminal.

Yes, Claude Code can invoke `batch_objects` to perform high-volume operations on up to 25 objects in a single command-line execution.

The CLI agent queries `list_revisions` to pull version history, letting you inspect previous edits and roll back changes using `create_revision` directly from the terminal.

Yes, Claude Code uses `list_media`, `create_media`, and `update_media` to manage your Cosmic bucket's asset library from the command line.

All API requests containing your content revisions and metadata are routed through Vinkius's secure, ephemeral V8 isolates. Your sensitive CMS tokens never touch your local command-line logs or shell history.

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