Click on "Deploy Server".
Wait a few minutes for the server to deploy. Once ready, it will show a "Started" state.
In the chat, type @ followed by the MCP server name and your instructions, e.g., "@postbolt-mcp Schedule 'Big news' to Twitter at 3pm"
That's it! The server will respond to your query, and you can continue using it as needed.
Here is a step-by-step guide with screenshots.
MCP server for PostBolt - publish to social media from any AI agent.
This package lets MCP-compatible clients (Claude Desktop, Claude Code, Cursor, Windsurf) schedule and publish posts to 13+ social platforms through PostBolt's API with zero code.
Get your API key at postbolt.dev
Add to your MCP client config:
{
"mcpServers": {
"postbolt": {
"command": "npx",
"args": ["-y", "postbolt-mcp"],
"env": {
"POSTBOLT_API_KEY": "sk_..."
}
}
}
}Claude Desktop: ~/Library/Application Support/Claude/claude_desktop_config.json (macOS) or %APPDATA%\Claude\claude_desktop_config.json (Windows)
Claude Code: ~/.claude/settings.json under mcpServers
Related MCP server: crosspost-mcp
Publish a post immediately to one or more platforms.
Parameter | Type | Required | Description |
content | string | yes | The text content |
platforms | string[] | yes | Platforms to publish to |
media_id | number | no | ID from upload_media |
custom_content | object | no | Platform-specific overrides |
Schedule a post for future publication.
Parameter | Type | Required | Description |
content | string | yes | The text content |
platforms | string[] | yes | Platforms to publish to |
scheduled_for | string | yes | ISO 8601 datetime |
media_id | number | no | ID from upload_media |
custom_content | object | no | Platform-specific overrides |
List your posts with optional filtering.
Parameter | Type | Required | Description |
page | number | no | Page number |
status | string | no | Filter: pending, scheduled, published, partial, failed |
Get detailed info about a post including per-platform results.
Parameter | Type | Required | Description |
post_id | number | yes | The post ID |
Update a scheduled post's content or time.
Parameter | Type | Required | Description |
post_id | number | yes | The post ID |
content | string | no | New text content |
custom_content | object | no | New platform overrides |
scheduled_for | string | no | New ISO 8601 datetime |
Cancel a scheduled post (refunds your post quota).
Parameter | Type | Required | Description |
post_id | number | yes | The post ID |
Upload an image to attach to posts (JPEG, PNG, GIF, WebP, max 10MB).
Parameter | Type | Required | Description |
file_path | string | yes | Absolute path to the image |
Resource | URI | Description |
Profile | postbolt://profile | Your plan, quota, and allowed platforms |
Accounts | postbolt://accounts | Connected social media accounts |
twitter, linkedin, facebook, instagram, threads, tiktok, pinterest, bluesky, telegram, youtube, reddit, google_business, snapchat
Platform availability depends on your PostBolt plan.
Publish to Twitter and LinkedIn:
"Post 'Just shipped v2.0!' to Twitter and LinkedIn"
Schedule with platform-specific content:
"Schedule a post for tomorrow at 9am: 'Big news coming' on Twitter, 'We are excited to announce our latest update' on LinkedIn"
Upload an image and post:
"Upload /tmp/screenshot.png and post it to Instagram with caption 'Check this out'"
MIT
This server cannot be deployed
Connect any AI agent to 11+ social platforms: schedule, publish & track posts via hosted MCP.
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Schedule and publish social posts across 9 platforms (Instagram, LinkedIn, X, TikTok, Facebook, Threads, Pinterest, Bluesky, Mastodon) straight from Claude, ChatGPT, Cursor, or any MCP client. Create, edit, and reschedule posts, upload media, and pull account and post analytics, follower demographics, and best-time windows. 20 tools, free on every plan.
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