Com.pcrzero MCP Server

Com.pcrzero is an MCP integration. Issue signed receipts for AI agent actions; verify any receipt offline - free, no account.

Hosted connection

The registry lists a streamable-http connection at https://mcp.pcrzero.com/mcp. The endpoint declares these request headers: Authorization.

Packages and local setup

The published npm package is @scytalex-llc/pcrzero-mcp, version 0.2.0. Its declared MCP transport is stdio.

The package declares PCRZERO_API_KEY: PCRZERO API key (ak_live_… / ak_test_…). Optional for stdio free tools; required for issue_receipt. In streamable-http client_key mode, prefer per-request Authorization header instead..

The published npm package is @scytalex-llc/pcrzero-mcp, version 0.2.0. Its declared MCP transport is streamable-http.

The package declares PCRZERO_MCP_TRANSPORT: Set to http to enable streamable-http transport (default stdio).; PCRZERO_MCP_AUTH_MODE: HTTP auth mode: client_key (default, per-request API key header — required for remote/Bazaar) or env_key (loopback sidecar only).; PCRZERO_API_KEY: Optional process env API key for env_key (loopback) mode only. Never used as a shared multi-client key in client_key mode. issue_receipt always requires a key..

Before connecting

Check the maintainer’s instructions for account access, authentication and the supported client configuration. Once connected, inspect the tools your client receives and try a small task that matches the server’s stated purpose. The registry description does not include a verified, complete tool list.

Project and source

View the publisher’s registry entry · Project repository · Project website. This profile uses version 0.2.0 from the registry. Registration identifies the publisher namespace; it does not establish that this is a first-party integration for every service it connects.

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