Signed, hash-chained provenance receipts for AI agent actions.
npx -y @proof-layer/mcp{
"PROOF_LAYER_API_KEY": "YOUR_SECRET_VALUE",
"PROOF_LAYER_API_URL": "YOUR_VALUE_HERE",
"PROOF_LAYER_TELEMETRY": "YOUR_VALUE_HERE"
}Add this server entry to the mcpServers object in your Claude Desktop config, then restart the app.
{
"mcpServers": {
"io-github-world-999-labs-proof-layer": {
"command": "npx",
"args": [
"-y",
"@proof-layer/mcp"
],
"env": {
"PROOF_LAYER_API_KEY": "YOUR_SECRET_VALUE",
"PROOF_LAYER_API_URL": "YOUR_VALUE_HERE",
"PROOF_LAYER_TELEMETRY": "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.
proof-layer is an MCP server for Signed, hash-chained provenance receipts for AI agent actions.. It supports STDIO transport.
Use the generated config in Install. This server runs with npx -y @proof-layer/mcp; add any required environment variables before starting your client.
Choose the Claude Desktop tab in Install and copy the config for npx -y @proof-layer/mcp. Add required environment variables before starting Claude Desktop.
Choose the Claude Code tab in Install and copy the config for npx -y @proof-layer/mcp. Add required environment variables before starting Claude Code.
Choose the Codex tab in Install and copy the config for npx -y @proof-layer/mcp. Add required environment variables before starting Codex.
Choose the Cursor or VS Code tab in Install and copy the config for npx -y @proof-layer/mcp. Add required environment variables before starting Cursor or VS Code.
proof-layer uses STDIO transport. Use the package or command config in Install.
proof-layer inventory is listed when the MCP endpoint exposes tools, resources, or prompts. Some servers require auth first.
proof-layer 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 |
|---|---|---|---|
@proof-layer/mcpstdio | npm | 1.0.1 | Env: PROOF_LAYER_API_KEY required secret Env: PROOF_LAYER_API_URL Env: PROOF_LAYER_TELEMETRY |