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Presence MCP

One command name instead of a machine-specific path — the PyPI launcher that makes presence's MCP server easy to configure.

by sara-star-quant ↗MCP Plumbing: Proxies, Registries & InspectorsCommunity

LABSCO SUMMARY

Know the working-directory rule before you configure it.

presence resolves which repository you mean from the launcher's working directory, so a client that starts every server from one fixed folder will only ever see one repository's model. The fix is per-project configuration: set cwd in the client's server entry, or restart from the project root. Beyond that, this does one job well — it removes the absolute path from your config, and because it forwards rather than reimplements, it does not need updating when presence adds resources.

What it is

A launcher, not a protocol server. presence is a Claude Code plugin that already ships an MCP server exposing two read-only resources per repository; this package is the PyPI shim that finds a local presence install and forwards stdio to it, so every client config can say presence-mcp instead of an absolute path that differs on every machine.

What you get

  • Two read-only resources per repository you have worked on — presence://<repo_id>/model returns the living project model as Markdown, presence://<repo_id>/telemetry returns recent commit, revert and verification claims as a JSON array
  • The repository ID is a 12-character SHA-256 prefix, and the current repository is resolved from the launcher's working directory
  • The same presence-mcp command works in Claude Desktop, Cursor and Continue, with no per-machine path in the config
  • PRESENCE_MCP_CLI overrides where presence lives; if the path you set does not exist it errors rather than silently falling back, so a typo surfaces immediately
  • PRESENCE_MCP_PYTHON runs presence under a different interpreter, for installs inside a project virtual environment

Requirements

Python 3.12 or newer and a local presence install — the launcher locates it under the standard Claude Code plugin path unless you point PRESENCE_MCP_CLI elsewhere. Install with pip install presence-mcp; the packaged version is 0.2.0. Tested against presence 0.6.0 and newer; Linux and macOS are exercised in continuous integration while Windows is untested. The launcher itself is about 40 lines of standard-library Python and speaks no MCP of its own.

Setup effort

One command — pip install presence-mcp