Agent402.Tools: pay-per-call web tools

{
  "$schema": "https://static.modelcontextprotocol.io/schemas/2025-12-11/server.schema.json",
  "name": "io.github.MikeyPetrillo/agent402",
  "description": "Agentic Finance: 500+ agent tools, multi-chain USDC over x402 or MPP, or free via proof-of-work",
  "title": "Agent402.Tools: pay-per-call web tools",
  "repository": {
    "url": "https://github.com/MikeyPetrillo/Agent402",
    "source": "github"
  },
  "version": "0.13.11",
  "websiteUrl": "https://agent402.tools",
  "packages": [
    {
      "registryType": "npm",
      "registryBaseUrl": "https://registry.npmjs.org",
      "identifier": "agent402-mcp",
      "version": "0.13.11",
      "transport": {
        "type": "stdio"
      },
      "environmentVariables": [
        {
          "description": "Hex private key of an EVM wallet funded with USDC on any EVM rail the server offers (Base, Polygon, Arbitrum, Monad, Celo, Avalanche, Sei, Optimism) or USDG on Robinhood Chain; use SOLANA_AGENT_KEY for Solana. Stellar and Algorand are not signed by this package. Unset = proof-of-work mode (free pure-CPU tools).",
          "isSecret": true,
          "name": "AGENT_KEY"
        },
        {
          "description": "Optional hard cap on total USDC spent per session (e.g. 1.00). Refused before any payment is signed.",
          "name": "AGENT402_BUDGET"
        },
        {
          "description": "Optional max USD price for any single call (e.g. 0.01).",
          "name": "AGENT402_MAX_PER_CALL"
        },
        {
          "description": "Prepaid card-credits key (a402_...) already issued; new credits are not on sale. With it set and no wallet key, every tool except the wallet-scoped ones (memory, usage) is debited from the key; the list price is debited only on a successful call.",
          "isSecret": true,
          "name": "AGENT402_CREDITS_KEY"
        },
        {
          "description": "Optional base58 (or JSON byte-array) secret key of a Solana wallet funded with USDC on Solana.",
          "isSecret": true,
          "name": "SOLANA_AGENT_KEY"
        },
        {
          "description": "Optional: restrict and order the chains to pay on (e.g. \"base,solana\" or a CAIP-2 like eip155:4663).",
          "name": "AGENT402_NETWORKS"
        }
      ]
    }
  ],
  "remotes": [
    {
      "type": "streamable-http",
      "url": "https://agent402.tools/mcp"
    }
  ]
}