How do I install Touchstone?

Pick a client above and copy the generated config. Cursor and VS Code also have a deep link when the server can run locally or remotely.

Is Touchstone official?

No. Registry-listed is not the same as vendor-official. Read the methodology for the difference.

How is the trust score calculated?

This listing scores 45 (Fair). The formula is published on the methodology page.

MCPpedia

Touchstone MCP Server | MCPpedia

Touchstone MCP Server

Name: Touchstone MCP Server
Author: touchstone-cv

Bitcoin-anchored, tamper-evident audit log for AI agents — record, disclose and verify actions.

Tools Versions Alternatives

RegistryRemotetouchstone-cv

45Fair

Install

~/Library/Application Support/Claude/claude_desktop_config.json

{
  "mcpServers": {
    "touchstone-cv-touchstone-mcp": {
      "command": "npx",
      "args": [
        "-y",
        "@touchstone-cv/mcp@0.3.1"
      ],
      "env": {
        "TOUCHSTONE_RECORDER": "",
        "TOUCHSTONE_SUBJECT": "",
        "TOUCHSTONE_API_KEY": "YOUR_TOUCHSTONE_API_KEY",
        "TOUCHSTONE_SIGNING_KEY": "YOUR_TOUCHSTONE_SIGNING_KEY",
        "TOUCHSTONE_KEY_FILE": "",
        "TOUCHSTONE_BASE_URL": ""
      }
    }
  }
}

Install guide

Related servers

pagespeed-insights-mcp

75Good

Google PageSpeed Insights and CrUX: six workflow tools for web performance.

Registryruslanlap72 stars500/wk

Hive Intelligence MCP

73Good

Evidence-backed crypto due diligence with sources, freshness, and a runtime receipt on every call.

Environment

Name	Required	Notes
TOUCHSTONE_RECORDER	Yes	Recorder public id (rec_...) to append to.
TOUCHSTONE_SUBJECT	Yes	The subject Colony sub whose key signs entries.
TOUCHSTONE_API_KEY	Yes	Touchstone API key (tsk_...) for the append/disclose REST calls. Secret.
TOUCHSTONE_SIGNING_KEY	No	Base64 Ed25519 seed. Signs locally — the key never leaves your machine. Use this or TOUCHSTONE_KEY_FILE. Secret.
TOUCHSTONE_KEY_FILE	No	Path to a file holding the base64 Ed25519 seed (alternative to TOUCHSTONE_SIGNING_KEY).
TOUCHSTONE_BASE_URL	No	Override the Touchstone API base URL (defaults to https://touchstone.cv).

Touchstone MCP Server

Install

Related servers

pagespeed-insights-mcp

Hive Intelligence MCP

Environment

Tools

About

FAQ

Reviews

Screaming Frog SEO Spider MCP Server (headless)

Kilotest

Sanity

KeibiDrop