postcache MCP Server: Install & Setup

Install postcache in Claude Code

Claude Code

claude mcp add --transport http postcache https://postcache.dev/mcp

mcp.json (Claude Desktop, Cursor, VS Code, Windsurf)

{
  "mcpServers": {
    "postcache": {
      "url": "https://postcache.dev/mcp"
    }
  }
}

Frequently asked questions

What does the postcache MCP server do?

Public, short-lived media URLs for agents posting to Instagram, Threads and Facebook.

Is the postcache MCP server free?

The server is free, but you will likely need an account. The server itself is free, but it connects to a service that needs an account or API key, which may have paid tiers. Check the provider for current pricing.

Does postcache run locally or remotely?

Remote. Hosted by the provider. You connect with a URL, nothing to install.

How do I add postcache to Claude Code?

Run: claude mcp add --transport http postcache https://postcache.dev/mcp

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