Sign and register statements on a Forestrie log MCP Server

Connect this server

This server runs on your own machine — install it with the package manager and the client starts it for you. Package name taken from the official registry entry.

claude mcp add register -- npx -y @forestrie/mcp-register

{
  "mcpServers": {
    "register": {
      "command": "npx",
      "args": [
        "-y",
        "@forestrie/mcp-register"
      ]
    }
  }
}

[mcp_servers.register]
command = "npx"
args = ["-y", "@forestrie/mcp-register"]

{
  "mcpServers": {
    "register": {
      "command": "npx",
      "args": [
        "-y",
        "@forestrie/mcp-register"
      ]
    }
  }
}

{
  "servers": {
    "register": {
      "type": "stdio",
      "command": "npx",
      "args": [
        "-y",
        "@forestrie/mcp-register"
      ]
    }
  }
}

Optional settings from the registry entry, left out of the block above: FORESTRIE_BASE_URL (Canopy SCRAPI base URL used when a call omits baseUrl; also the only origin a payer will pay. No default), FORESTRIE_ROOT_LOG_ID (The forest's root log id (R in /register/{R}/entries) when a call omits rootLogId), FORESTRIE_GRANT (Your Forestrie-Grant for the data log, as base64 or a file path, when a call omits grant), FORESTRIE_AUTHORITY_GRANT (Your authority log's creation grant, for issue_grant, register_grant and delegate_sealing as authority), FORESTRIE_COORDINATOR_URL (Delegation coordinator URL, for delegate_sealing), FORESTRIE_KNOWN_SEALER_KEY (The registrar's sealer voucher key, base64 x||y, for delegate_sealing), MCP_REGISTER_HOME (Directory for key files, grants, registrations and the spend ledger; default ~/.config/forestrie/mcp-register), MCP_REGISTER_KEY_FILE (The log key file (ES256 JWK, mode 600); created on first use if missing), MCP_REGISTER_AUTHORITY_KEY_FILE (The authority key file (ES256 JWK, mode 600) that signs child grants; created on first use if missing), MCP_REGISTER_PAYER_KEY_FILE (Optional payer: a file holding your EVM key (0x + 64 hex, mode 600). Unset means relay mode: nothing is spent, your own x402 wallet pays), MCP_REGISTER_PAY_MAX_PER_CALL (Most one payment may be, in the asset's atomic units. Required with a payer), MCP_REGISTER_PAY_MAX_PER_DAY (Most all payments in one UTC day may total, in atomic units. Required with a payer), MCP_REGISTER_PAY_NETWORK (The one network it pays on; default eip155:84532 (Base Sepolia)), MCP_REGISTER_PAY_ASSET (The one asset it pays in; default USDC on Base Sepolia. Required off the default network), MCP_REGISTER_PAY_TO (Optional: the only payee address it will pay), MCP_REGISTER_PAY_ALLOW_MAINNET (Set to 1 to allow paying on a network that is not a testnet; off by default).