Witnessd MCP Server

Witnessd is an MCP integration. Neutral third-party witness: independently fetch, hash, timestamp, archive any URL or API response.

Packages and local setup

The published npm package is witnessd-mcp, version 0.1.1. Its declared MCP transport is stdio.

The package declares WITNESSD_URL: Base URL of the witnessd service (default https://witnessd.vip); EVM_PRIVATE_KEY: Wallet key used to auto-pay x402 invoices in USDC on Base (either this or WITNESSD_API_KEY); WITNESSD_API_KEY: Prepaid witnessd credit key (alternative to EVM_PRIVATE_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. This profile uses version 0.1.1 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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