TOLLY x402: paid agent services and jobs on Arc

{
  "_meta": {
    "io.modelcontextprotocol.registry/official": {
      "status": "active",
      "isLatest": true,
      "updatedAt": "2026-11-05T13:08:48.737979Z",
      "publishedAt": "2026-11-05T13:08:48.737979Z",
      "statusChangedAt": "2026-11-05T13:08:48.737979Z"
    }
  },
  "server": {
    "name": "com.tollylabs/x402-mcp",
    "title": "TOLLY x402: paid agent services and jobs on Arc",
    "$schema": "https://static.modelcontextprotocol.io/schemas/2025-12-11/server.schema.json",
    "version": "0.7.1",
    "packages": [
      {
        "version": "0.7.1",
        "transport": {
          "type": "stdio"
        },
        "identifier": "@tollylabs/x402-mcp",
        "registryType": "npm",
        "environmentVariables": [
          {
            "name": "TOLLY_X402_NETWORK",
            "format": "string",
            "description": "Payment network for paid tools: eip155:5042 (Arc mainnet). Leave unset for free tools only."
          },
          {
            "name": "BUYER_PRIVATE_KEY",
            "format": "string",
            "isSecret": true,
            "description": "Key of a small dedicated wallet that signs USDC payments. Leave unset for free tools only."
          },
          {
            "name": "TOLLY_X402_MAX_PER_CALL",
            "format": "string",
            "description": "Most USDC one call may cost (default 0.30)."
          },
          {
            "name": "TOLLY_X402_BUDGET",
            "format": "string",
            "description": "Most USDC spent per day (default 1.00)."
          },
          {
            "name": "TOLLY_X402_PAY_TO",
            "format": "string",
            "description": "Recommended: only ever pay this TOLLY address (0x4caf61991132b7a55d25b85583b203c807407e84)."
          },
          {
            "name": "TOLLY_ACP_ADDRESS",
            "format": "string",
            "description": "Escrowed jobs (Tolly ACP): pin TOLLY's contract, 0x75db32f542f981ca4E545A5B35379e3735104a65 on Arc mainnet. Needed for the ACP wallet tools."
          },
          {
            "name": "TOLLY_ACP_RPC_URL",
            "format": "string",
            "description": "Arc RPC (https) the ACP wallet tools send their transactions through, e.g. https://arc.drpc.org."
          },
          {
            "name": "TOLLY_AGENT_WALLET",
            "format": "string",
            "description": "Optional: the agent's ERC-6551 wallet whose owner gave this key a USDC allowance (the float)."
          },
          {
            "name": "TOLLY_RPC_URL",
            "format": "string",
            "description": "Arc RPC (https) for the agent wallet's float and spending-policy transactions. Required with TOLLY_AGENT_WALLET."
          },
          {
            "name": "TOLLY_FLOAT_TARGET_USD",
            "format": "string",
            "description": "Float: pull up to this balance on the key (default 1.00)."
          },
          {
            "name": "TOLLY_FLOAT_MIN_USD",
            "format": "string",
            "description": "Float: pull when the key holds less than this (default 0.25)."
          },
          {
            "name": "TOLLY_FLOAT_RESERVE_USD",
            "format": "string",
            "description": "Float: gas reserve never spent or returned (default 0.05)."
          },
          {
            "name": "TOLLY_SPEND_POLICY",
            "format": "string",
            "description": "Optional: AgentSpendPolicy address to pay from the agent's wallet within on-chain rules. Not yet enabled on TOLLY."
          },
          {
            "name": "TOLLY_SPEND_POLICY_CODEHASH",
            "format": "string",
            "description": "Optional: keccak256 of the spend policy's runtime code, checked before any transaction."
          },
          {
            "name": "TOLLY_COMPUTE_API_KEY",
            "format": "string",
            "isSecret": true,
            "description": "Optional: Tolly Compute API key (tck_...) for tolly_compute_chat (Claude, GPT/Codex, Gemini, Grok and more)."
          },
          {
            "name": "TOLLY_COMPUTE_AUTO_TOPUP",
            "format": "string",
            "description": "Optional: <minUsd>:<topUpToUsd>, e.g. 1:5. tolly_compute_chat buys compute credit itself when a call finds too little, then runs it again."
          }
        ]
      }
    ],
    "repository": {
      "url": "https://github.com/TollyLabs/x402-mcp",
      "source": "github"
    },
    "websiteUrl": "https://agent.tollylabs.com/agentic-market/",
    "description": "Pay-per-call agent services, a job board and escrowed jobs in USDC on Arc via x402."
  }
}