MCP Servers

buffer-mcp

Enables managing Buffer social media posts via Claude, including creating, scheduling, and viewing posts across connected accounts through Buffer's GraphQL API.

README

Buffer MCP Server

MCP server for Buffer social media management — create, schedule, and manage posts across all your connected social platforms via Claude.

Built on Buffer's new GraphQL API (public beta, Feb 2026).

Setup

Requirements: Node.js >= 20

npm install
npm run build

Buffer Access Token

Go to publish.buffer.com/settings/api
Click "Generate API Key"
Copy your access token

Environment Variables

Variable	Required	Description
`BUFFER_ACCESS_TOKEN`	Yes	Your Buffer API access token

Usage with Claude Desktop

Add to your Claude Desktop config (~/Library/Application Support/Claude/claude_desktop_config.json):

{
  "mcpServers": {
    "buffer": {
      "command": "node",
      "args": ["/path/to/buffer-mcp/dist/index.js"],
      "env": {
        "BUFFER_ACCESS_TOKEN": "your-token-here"
      }
    }
  }
}

Usage with Claude Code

Add to your .mcp.json:

{
  "mcpServers": {
    "buffer": {
      "command": "node",
      "args": ["/path/to/buffer-mcp/dist/index.js"],
      "env": {
        "BUFFER_ACCESS_TOKEN": "your-token-here"
      }
    }
  }
}

Tools (7)

Tool	Description
`account_info`	Get account, organizations, and their IDs
`channels_list`	List all connected social channels for an org
`channel_get`	Get details for a single channel
`posts_list`	List posts with filters (status, channel, date range) and pagination
`post_get`	Get a single post by ID
`post_create`	Create a post (queue, schedule, publish now, or publish next)
`idea_create`	Save an idea to the Buffer ideas board

Resources (1)

URI	Description
`buffer://info/api`	API info, rate limits, supported platforms, limitations

Limitations

No edit/delete via API: The beta GraphQL API supports creating posts only. Use the Buffer dashboard to edit or delete.
No analytics: Engagement metrics (likes, comments, reach) are not available via API.
No DMs: Only public posts are supported.
Media via URL only: Attach images/videos by providing a hosted URL. No file upload endpoint yet.
Rate limit: 100 requests per 15 minutes per client.

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