PostOnce MCP Server: Install & Setup

Install PostOnce in Claude Code

Claude Code

claude mcp add --transport http postonce https://postonce.to/mcp

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

{
  "mcpServers": {
    "postonce": {
      "url": "https://postonce.to/mcp"
    }
  }
}

Frequently asked questions

What does the PostOnce MCP server do?

Create drafts, schedule posts, and publish to your connected social accounts through PostOnce.

Is the PostOnce 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 PostOnce run locally or remotely?

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

How do I add PostOnce to Claude Code?

Run: claude mcp add --transport http postonce https://postonce.to/mcp

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