How do I install D20DAO Verifiable Randomness?

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 D20DAO Verifiable Randomness 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 55 (Fair). The formula is published on the methodology page.

MCPpedia

D20DAO Verifiable Randomness MCP Server | MCPpedia

D20DAO Verifiable Randomness MCP Server

Name: D20DAO Verifiable Randomness MCP Server
Author: d20dao

Verifiable VRF draws on Arc, 0.05 USDC each. On Robinhood Chain, integrate on chain with the SDK.

Tools Versions Alternatives

Registryd20dao

55Fair

Install

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

{
  "mcpServers": {
    "d20dao-mcp": {
      "command": "npx",
      "args": [
        "-y",
        "@d20dao/mcp@0.1.2"
      ],
      "env": {
        "D20_DAILY_LIMIT_USDC": "",
        "D20_NETWORK": "",
        "D20_PAY_CHAIN": "",
        "D20_WALLET_ADDRESS": "",
        "D20_CIRCLE_CLI": "",
        "D20_MCP_HOME": ""
      }
    }
  }
}

Install guide

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Environment

Name	Required	Notes
D20_DAILY_LIMIT_USDC	No	Spending cap per UTC day in USDC (default 1; 0 turns paid draws off).
D20_NETWORK	No	Arc Mainnet (default) or Arc Testnet.
D20_PAY_CHAIN	No	Circle CLI chain code to pay from, such as ARC or BASE (default: first funded).
D20_WALLET_ADDRESS	No	Agent wallet to pay from (default: the first one the Circle CLI lists).
D20_CIRCLE_CLI	No	Path to the Circle CLI's dist/index.js (default: circle on PATH).
D20_MCP_HOME	No	Folder for the daily spending record (default ~/.d20dao-mcp).

D20DAO Verifiable Randomness MCP Server

Install

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