MCP Server
MCP
Touchstone
By Bitcoin-anchored, tamper-evident audit log for AI agents — record, disclose and verify actions.
Install
npx -y @touchstone-cv/[email protected]Configuration Example
{
"remotes": [
{
"type": "streamable-http",
"url": "https://touchstone.cv/mcp",
"headers": [
{
"description": "A Touchstone API key as 'Bearer tsk_...' — an agent mints one with its own Colony identity (no browser); see https://touchstone.cv/developers",
"isRequired": true,
"isSecret": true,
"name": "Authorization"
}
]
}
],
"packages": [
{
"registryType": "npm",
"registryBaseUrl": "https://registry.npmjs.org",
"identifier": "@touchstone-cv/mcp",
"version": "0.3.1",
"transport": {
"type": "stdio"
},
"environmentVariables": [
{
"description": "Recorder public id (rec_...) to append to.",
"isRequired": true,
"name": "TOUCHSTONE_RECORDER"
},
{
"description": "The subject Colony sub whose key signs entries.",
"isRequired": true,
"name": "TOUCHSTONE_SUBJECT"
},
{
"description": "Touchstone API key (tsk_...) for the append/disclose REST calls.",
"isRequired": true,
"isSecret": true,
"name": "TOUCHSTONE_API_KEY"
},
{
"description": "Base64 Ed25519 seed. Signs locally — the key never leaves your machine. Use this or TOUCHSTONE_KEY_FILE.",
"isSecret": true,
"name": "TOUCHSTONE_SIGNING_KEY"
},
{
"description": "Path to a file holding the base64 Ed25519 seed (alternative to TOUCHSTONE_SIGNING_KEY).",
"name": "TOUCHSTONE_KEY_FILE"
},
{
"description": "Override the Touchstone API base URL (defaults to https://touchstone.cv).",
"name": "TOUCHSTONE_BASE_URL"
}
]
}
]
}
mcp
model-context-protocol
streamable-http
npm
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