MCP Server

Arc Treasury MCP Server

xyz.honeycheck/arc-treasury-mcp

Registry

What is the Arc Treasury MCP server?

What USDC and EURC really earn on Arc, by deposit size: Aave v4 and Morpho read directly. x402.

How to install Arc Treasury

Copy-paste configuration for popular MCP clients.

transport: stdio

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

Environment / auth

PAY_WALLET_KEY
secret
Optional. Private key of a funded Circle Gateway wallet, for the paid tools. Free tools need nothing.
PAY_CHAIN
Optional. Where that wallet holds USDC: arc, base, arbitrum or hyperEvm. Default arc.
PAY_MAX_USDC_PER_CALL
Optional. The most one call may cost before the tool refuses to pay. Default 0.05.

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

{
  "mcpServers": {
    "arc-treasury-mcp": {
      "command": "npx",
      "args": [
        "-y",
        "arc-treasury-mcp"
      ],
      "env": {
        "PAY_WALLET_KEY": "<YOUR_PAY_WALLET_KEY>",
        "PAY_CHAIN": "<YOUR_PAY_CHAIN>",
        "PAY_MAX_USDC_PER_CALL": "<YOUR_PAY_MAX_USDC_PER_CALL>"
      }
    }
  }
}

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