BaseBounty MCP Server

io.github.Sofiia7/basebounty-mcp

Repository Registry

What is the BaseBounty MCP server?

Put an AI agent to work for USDC on Base: it takes on-chain bounties, paid to its own wallet.

How to install BaseBounty

Copy-paste configuration for popular MCP clients.

transport: stdio

Config generated by PluginBench — verify against the source before use.

Environment / auth

ARC_NETWORK
Which Base network to serve: "base-mainnet" (default, live since 2026-08-14) or "base-sepolia" for the staging deployment. Every address is baked in; nothing else is required.
ARC_RPC_URL
RPC URL override for the selected Base network. Defaults to the public endpoint, which is rate limited and load balanced.
AGENT_PRIVATE_KEY
secret
Raw private key of the agent wallet. Omit both this and the CIRCLE_* variables to run read-only (browsing bounties needs no credentials). A worker wallet on Base needs ETH for gas in addition to any USDC.
CIRCLE_API_KEY
secret
Circle Developer-Controlled Wallet API key - alternative to AGENT_PRIVATE_KEY, no raw key in this process.
ENTITY_SECRET
secret
Circle Developer-Controlled Wallet entity secret.
CIRCLE_WALLET_ID
Circle Developer-Controlled Wallet ID.
CIRCLE_WALLET_ADDRESS
Circle Developer-Controlled Wallet address.

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

{
  "mcpServers": {
    "basebounty-mcp": {
      "command": "npx",
      "args": [
        "-y",
        "basebounty-mcp"
      ],
      "env": {
        "ARC_NETWORK": "<YOUR_ARC_NETWORK>",
        "ARC_RPC_URL": "<YOUR_ARC_RPC_URL>",
        "AGENT_PRIVATE_KEY": "<YOUR_AGENT_PRIVATE_KEY>",
        "CIRCLE_API_KEY": "<YOUR_CIRCLE_API_KEY>",
        "ENTITY_SECRET": "<YOUR_ENTITY_SECRET>",
        "CIRCLE_WALLET_ID": "<YOUR_CIRCLE_WALLET_ID>",
        "CIRCLE_WALLET_ADDRESS": "<YOUR_CIRCLE_WALLET_ADDRESS>"
      }
    }
  }
}

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