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PromptHub MCP server

Integrate with PromptHub projects, retrieve heads, and run prompts.

PromptHub is not a separate install. One Activepieces MCP server exposes it alongside 760+ other apps, behind a single URL.

Tools
4
Works with
Any MCP client
Auth
API key
License
MIT, open source
Updated
September 2026

About the PromptHub MCP server

Connect PromptHub once in Activepieces and every action it ships becomes a tool your assistant can call, behind the same server URL as the rest of your apps. Your agent reaches PromptHub and 760+ other apps over a single connection, on our cloud or a self-hosted install.

Tools

PromptHub tools your AI can run

Once connected, your assistant can call any of these PromptHub actions by asking in plain language.

  • List Projects

    List PromptHub projects for a team. Returns information about each project's head revision and groups.

    4 fields

  • Get Project Head

    Get the production-ready version of a PromptHub project (typically the last commit on master/main branch). Useful for integrating prompts into your application.

    4 fields

  • Run Prompt

    Run a PromptHub project with optional variables, branch/hash, and chat payload

    8 fields

  • Custom API Call

    Make a custom API call to a specific endpoint

    10 fields

Give your assistant PromptHub

Connect PromptHub once and every tool above is callable from Claude, Cursor or any MCP client, behind the same server URL as 760+ other apps. Free to start.

PromptHub MCP, answered.

No. That is the point of it. One Activepieces server exposes PromptHub alongside every other piece you connect, so your client keeps a single connection.

Yes. Activepieces is open source and free to start, and the MCP server is included on every plan, from the free cloud tier to any self-hosted deployment.

Connect PromptHub in Activepieces, enable the server under Settings → MCP Server, then paste your server URL into your client config. It authenticates over OAuth on first use.

It can call 4 tools, including List Projects, Get Project Head, Run Prompt, and chain them with steps in other apps inside the same run.

Connections use OAuth2 with limited scopes and are stored under 256-bit encryption, with no API to read them back, so an agent gets scoped access rather than your keys.