{"$schema":"https://wellknown.network/schemas/agent-record-v1.json","schemaVersion":"1","id":"ag_vfxad67b652u","handle":"mu-mcp","url":"https://wellknown.network/agents/mu-mcp","links":{"self":"https://wellknown.network/agents/mu-mcp/record.json","html":"https://wellknown.network/agents/mu-mcp","markdown":"https://wellknown.network/agents/mu-mcp/record.md","api":"https://wellknown.network/api/v1/agents/mu-mcp","status":"https://wellknown.network/api/v1/agents/mu-mcp/status","claim":"https://wellknown.network/agents/mu-mcp/claim","claimApi":"https://wellknown.network/api/v1/claims","claimDescriptor":"https://wellknown.network/agents/mu-mcp/claim.json","badge":"https://wellknown.network/agents/mu-mcp/badge.svg","openapi":"https://wellknown.network/openapi.json","history":"https://wellknown.network/api/v1/agents/mu-mcp/history","tools":"https://wellknown.network/api/v1/agents/mu-mcp/tools"},"ard":{"identifier":"urn:air::server:mu-mcp","type":"application/mcp-server-card+json"},"kind":"mcp_server","declared":{"name":"mu_mcp","summary":"A Model Context Protocol (MCP) server for mail-utils (mu) email indexing and search tool.","description":"# mu-mcp: MCP Server for the `mu` Mail Indexer\n\n[![PyPI](https://img.shields.io/pypi/v/mu-mcp?color=blue)](https://pypi.org/project/mu-mcp/)\n[![Python](https://img.shields.io/python/required-version-toml?tomlFilePath=https%3A%2F%2Fraw.githubusercontent.com%2Fdanielfleischer%2Fmu-mcp%2Fmaster%2Fpyproject.toml&color=yellow)](https://github.com/danielfleischer/mu-mcp/blob/master/pyproject.toml)\n[![GitHub release](https://img.shields.io/github/v/release/danielfleischer/mu-mcp?color=orange)](https://github.com/danielfleischer/mu-mcp/releases)\n[![MCP](https://img.shields.io/badge/MCP-server-blueviolet)](https://modelcontextprotocol.io)\n[![GitHub license](https://img.shields.io/github/license/danielfleischer/mu-mcp?color=red)](https://github.com/danielfleischer/mu-mcp/blob/master/LICENSE)\n\nA Model Context Protocol (MCP) server for querying your local [`mu`](https://github.com/djcb/mu) mail index. This server enables fast, structured mail search from Claude Desktop and other MCP clients.\n\n<img src=\"assets/claude-screenshot.png\" width=\"500\"/>\n\n## Features\n\n- **Stdio MCP server** for easy integration\n- **Tools:** `search_emails`, `view_emails` (HTML-only emails converted to text), `view_thread` (reads a conversation from one message), `find_contacts` (resolves names to email addresses), `list_attachments`, `open_attachment` (saves to a temp dir and optionally opens with the default OS viewer), and `mu_help` for the full `mu` reference on demand.\n- **Small context footprint:** a short query guide lives in the tool description; the full man pages are only loaded when the model asks for them.\n- **Fast, flexible mail search** using the `mu` index\n- **Claude Desktop ready**: simple installation and config\n- **Python, uv, and MCP SDK** based\n\n## Installation\n\nRequires [`mu`](https://github.com/djcb/mu) installed and your mail indexed (`mu init` + `mu index`).\n\nWith [uv](https://github.com/astral-sh/uv) installed, run the published package\nfrom PyPI without cloning the repository:\n…","publisher":{"name":"Daniel Fleischer","url":null},"homepage":null,"repository":null,"version":"0.7.0","license":null,"protocols":["mcp"],"tags":["mcp"],"pricing":null,"endpoints":[{"url":"pypi:mu_mcp","type":"package_pypi","auth":null,"probeable":false}],"skills":null,"tools":null,"extra":null,"attribution":{"kind":"pypi","name":"pypi","summary":"pypi","version":"pypi","description":"pypi","publisherName":"pypi"}},"derived":{"capabilities":[{"slug":"dev.version-control","name":"Version Control","confidence":0.825,"provenance":"derived"},{"slug":"dev.package-management","name":"Packages & Dependencies","confidence":0.768,"provenance":"derived"}],"categories":["dev"],"language":"en"},"observed":{"status":"unknown","statusReason":"Distributed as a package to run locally; no network endpoint to check.","lastOkAt":null,"lastProbedAt":null,"statusComputedAt":null,"reliability30d":null,"latestObservations":[],"tools":null,"package":{"name":"mu_mcp","registry":"pypi","observedAt":"2026-11-03T19:31:08.318Z","publishedAt":"2026-10-06T18:50:59.663276Z","latestVersion":"0.7.0"},"toolSurface":null,"endpointFacts":[]},"verification":{"claimed":false,"claimedAt":null,"proofs":[]},"provenance":{"sources":[{"source":"pypi","key":"mu_mcp","url":"https://pypi.org/project/mu_mcp/","firstSeenAt":"2026-10-04T11:20:38.422Z","fetchedAt":"2026-11-03T19:30:08.832Z","normalizedAt":"2026-11-03T19:30:08.832Z"}]},"firstSeenAt":"2026-10-04T11:20:38.422Z","updatedAt":"2026-11-03T19:31:08.318Z"}