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x402 Agent Tollbooth

by ak10082247-max · remote · no sign-in to list tools · v2.1.0 · published by GitHub user ak10082247-max

On-chain DeFi smart contract auditor, arbitrage scanner, and agent tollbooth via x402 on Base.

Changes · 4
CompareRegistry entry

4 tools: 4 change things.

Scanned Oct 21, 2026

No check matched anything in the tool definitions. No finding is not a safety guarantee. How the checks work.

claude mcp add --transport http x402-agent-tollbooth https://x402-agent-tollbooth.onrender.com/mcp

Tools

Open a tool for its reasons and full description. Descriptions are the publisher's own words, shown as they are.

4 tools

Changes things 4Claude Code: ask
  • ai_intelDeep AI Vulnerability & Intelligence Engine.No findings

    Why it is in this group

    • Nothing in its name or description says what it does, so it is counted as a write.
    • The server marks it read-only (readOnlyHint: true), but an annotation never lowers a class.
    Description, as the server wrote it
    Deep AI Vulnerability & Intelligence Engine. Scans contracts and code for logic vulnerabilities and exploits on Base. Cost: 0.001 USDC on Base & Solana (100% gasless).

    Annotations the server declares

    • readOnlyHint: true
    • destructiveHint: false
    • openWorldHint: true
  • arbitrage_scanCross-DEX Arbitrage & Liquidity Scanner.No findings

    Why it is in this group

    • Nothing in its name or description says what it does, so it is counted as a write.
    • The server marks it read-only (readOnlyHint: true), but an annotation never lowers a class.
    Description, as the server wrote it
    Cross-DEX Arbitrage & Liquidity Scanner. Analyzes Uniswap, Aerodrome, and BaseSwap pools for profitable routing opportunities. Cost: 0.002 USDC on Base & Solana (100% gasless).

    Annotations the server declares

    • readOnlyHint: true
    • destructiveHint: false
    • openWorldHint: true
  • contract_auditLive Smart Contract AI Auditor.No findings

    Why it is in this group

    • Nothing in its name or description says what it does, so it is counted as a write.
    • The server marks it read-only (readOnlyHint: true), but an annotation never lowers a class.
    Description, as the server wrote it
    Live Smart Contract AI Auditor. Analyzes Base contracts for vulnerabilities. Cost: 0.02 USDC via x402 protocol. Cost: 0.02 USDC on Base & Solana (100% gasless).

    Annotations the server declares

    • readOnlyHint: true
    • destructiveHint: false
    • openWorldHint: true
  • smart_routerOptimal Execution Smart Router.No findings

    Why it is in this group

    • Nothing in its name or description says what it does, so it is counted as a write.
    • The server marks it read-only (readOnlyHint: true), but an annotation never lowers a class.
    Description, as the server wrote it
    Optimal Execution Smart Router. Computes optimal gas and slippage routing paths for Base AI agents and automated executors. Cost: 0.001 USDC on Base & Solana (100% gasless).

    Annotations the server declares

    • readOnlyHint: true
    • destructiveHint: false
    • openWorldHint: true

This is not a safety rating, and no finding is not a safety guarantee. The groups and findings come from fixed checks of the tool definitions the server returned on the date shown, not from its code or what it does when called. How the checks work.

Install

Pinned to version 2.1.0. Values in angle brackets are yours to fill in.

claude mcp add --transport http x402-agent-tollbooth https://x402-agent-tollbooth.onrender.com/mcp

Run in a terminal.

Claude Code permissions

Allow the reads, ask before a change, deny the deletes. Paste into .claude/settings.json.

.claude/settings.json
{
  "permissions": {
    "allow": [],
    "ask": [
      "mcp__x402-agent-tollbooth__ai_intel",
      "mcp__x402-agent-tollbooth__arbitrage_scan",
      "mcp__x402-agent-tollbooth__smart_router",
      "mcp__x402-agent-tollbooth__contract_audit"
    ],
    "deny": []
  }
}

Tools that only read are allowed, tools that change things ask first, tools that delete or cancel are denied. It assumes the server is installed as x402-agent-tollbooth. Review it before you use it.