# Courier

> MCP server for durable AI agent email identity infrastructure. Persistent inboxes, OTP/magic link extraction, scoped credentials, and governed outbound without Gmail OAuth.

## Facts
- Page: https://tashan.sh/capability/pkg-courier-mcp
- tashan id: pkg:courier-mcp
- Source: https://github.com/antonioac1/courier
- npm: https://www.npmjs.com/package/courier-mcp
- Type: npm
- Category: other
- tashan score: 40.0 / 100
- Adoption: 19.0
- Upkeep: 56.0
- Freshness: 79.0
- Evidence coverage: 100% of the inputs this score can use
- Health: active
- Instruction depth: not yet graded
- npm downloads: 23/week
- License: MIT
- Official: no

## Install

```sh
claude mcp add courier -- npx -y courier-mcp
```

## Security audit
- Known advisories: 0
- Install-time script: none declared
- Build provenance: not attested

Permissions are read from DECLARED dependencies only. Nothing is executed, so an empty result means "nothing declared", never "nothing possible".

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Measured 2026-08-15 by tashan (https://tashan.sh) from public evidence. Scorer s5.