Bitcoin-anchored, tamper-evident audit log for AI agents — record, disclose and verify actions.
Use this profile to copy client config, check auth requirements, review tools and resources, and compare related MCP servers before adding it to an AI client.
Get practical integration notes and launch examples for MCP servers like Touchstone.
https://touchstone.cv/mcpnpx -y @touchstone-cv/mcp{
"TOUCHSTONE_RECORDER": "YOUR_VALUE_HERE",
"TOUCHSTONE_SUBJECT": "YOUR_VALUE_HERE",
"TOUCHSTONE_API_KEY": "YOUR_SECRET_VALUE",
"TOUCHSTONE_SIGNING_KEY": "YOUR_SECRET_VALUE",
"TOUCHSTONE_KEY_FILE": "YOUR_VALUE_HERE",
"TOUCHSTONE_BASE_URL": "YOUR_VALUE_HERE"
}Headers: Authorization
Add this server entry to the mcpServers object in your Claude Desktop config, then restart the app.
{
"mcpServers": {
"cv-touchstone-touchstone": {
"command": "npx",
"args": [
"-y",
"@touchstone-cv/mcp"
],
"env": {
"TOUCHSTONE_RECORDER": "YOUR_VALUE_HERE",
"TOUCHSTONE_SUBJECT": "YOUR_VALUE_HERE",
"TOUCHSTONE_API_KEY": "YOUR_SECRET_VALUE",
"TOUCHSTONE_SIGNING_KEY": "YOUR_SECRET_VALUE",
"TOUCHSTONE_KEY_FILE": "YOUR_VALUE_HERE",
"TOUCHSTONE_BASE_URL": "YOUR_VALUE_HERE"
}
}
}
}~/Library/Application Support/Claude/claude_desktop_config.json%APPDATA%\Claude\claude_desktop_config.jsonNo remote HTTP endpoint is advertised. Use the package or stdio setup shown in Install.
Paste an API key, bearer token, or session value from the provider. It is used once to list inventory and discarded after the request.
A Touchstone API key as 'Bearer tsk_...' — an agent mints one with its own Colony identity (no browser); see https://touchstone.cv/developers
Touchstone is an MCP server for Bitcoin-anchored, tamper-evident audit log for AI agents — record, disclose and verify actions.. It supports STDIO, HTTP transport.
Use the generated config in Install. This server runs with npx -y @touchstone-cv/mcp; add any required environment variables before starting your client.
Choose the Claude Desktop tab in Install, copy the config, and add it to Claude Desktop's MCP server settings. Endpoint: https://touchstone.cv/mcp.
Choose the Claude Code tab in Install, copy the config, and add it to Claude Code's MCP server settings. Endpoint: https://touchstone.cv/mcp.
Choose the Codex tab in Install, copy the config, and add it to Codex's MCP server settings. Endpoint: https://touchstone.cv/mcp.
Choose the Cursor or VS Code tab in Install, copy the config, and add it to Cursor or VS Code's MCP server settings. Endpoint: https://touchstone.cv/mcp.
Touchstone uses STDIO, HTTP transport. Endpoint: https://touchstone.cv/mcp.
Touchstone inventory is listed when the MCP endpoint exposes tools, resources, or prompts. Some servers require auth first.
Touchstone is marked with Auth required by registry metadata auth. You may need provider login, an API key, a bearer token, or a session header.
| Package | Registry | Version | Inputs |
|---|---|---|---|
@touchstone-cv/mcpstdio | npm | 0.3.1 | Env: TOUCHSTONE_RECORDER required Env: TOUCHSTONE_SUBJECT required Env: TOUCHSTONE_API_KEY required secret Env: TOUCHSTONE_SIGNING_KEY secret Env: TOUCHSTONE_KEY_FILE Env: TOUCHSTONE_BASE_URL |