UVX Posto MCP Server

A UVX-compatible Model Context Protocol (MCP) server for posting to social media platforms through the Posto SDK.

Features

• Post content to social media
• Get list of available channels
• Access channel and network information

Installation

pip install uvx-posto-mcp

Usage with UVX

You can run Posto MCP using uvx:

# Install UV if you don't have it
curl -LsSf https://astral.sh/uv/install.sh | sh

# Run the MCP server
uvx uvx-posto-mcp

Usage with Upsonic

# Posto MCP Server
class PostoMCP:
    command = "uvx"
    args = ["uvx-posto-mcp"]
    env = {
      "API_KEY": "your-api-key"
    }

task = Task(
  "Post to social media",
  tools=[PostoMCP]
)

Usage with Claude Desktop

Add this to your Claude Desktop configuration file:

{
  "mcpServers": {
    "posto": {
      "command": "uvx",
      "args": ["uvx-posto-mcp"],
      "env": {
        "API_KEY": "your-api-key"
      }
    }
  }
}

Usage with Cursor

Add this to your ~/.cursor/mcp.json configuration file:

{
  "mcpServers": {
    "posto": {
      "command": "uvx",
      "args": ["uvx-posto-mcp"],
      "env": {
        "API_KEY": "your-api-key"
      }
    }
  }
}

Available Tools

post

Create a new post on a social media channel.

Parameters:

• message (string, required): Content of the post
• channel_id (string, required): ID of the channel to post to
• schedule_time (string, optional): Time to schedule the post (ISO format)

get_channels

Get a list of available social media channels.