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x402 Agent Tollbooth

R0· no sign-in

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

v2.1.0 · active · repository · website · descriptor JSON · versions

An agent can connect right now, no human step.Remote endpoint, no authentication, reachable on the last probe.
Quality81new
Trust96of 100
Uptime, 30 days89%
Latency p50305 ms

Connect

8 clients · secrets stay placeholders
{
  "mcpServers": {
    "x402-agent-tollbooth": {
      "type": "http",
      "url": "https://x402-agent-tollbooth.onrender.com/mcp"
    }
  }
}
claude mcp add --transport http x402-agent-tollbooth https://x402-agent-tollbooth.onrender.com/mcp
[mcp_servers.x402-agent-tollbooth]
url = "https://x402-agent-tollbooth.onrender.com/mcp"
{
  "$schema": "https://opencode.ai/config.json",
  "mcp": {
    "x402-agent-tollbooth": {
      "type": "remote",
      "url": "https://x402-agent-tollbooth.onrender.com/mcp",
      "enabled": true
    }
  }
}
{
  "mcpServers": {
    "x402-agent-tollbooth": {
      "type": "http",
      "url": "https://x402-agent-tollbooth.onrender.com/mcp"
    }
  },
  "deeplink": "cursor://anysphere.cursor-deeplink/mcp/install?name=x402-agent-tollbooth&config=eyJ0eXBlIjoiaHR0cCIsInVybCI6Imh0dHBzOi8veDQwMi1hZ2VudC10b2xsYm9vdGgub25yZW5kZXIuY29tL21jcCJ9"
}
{
  "servers": {
    "x402-agent-tollbooth": {
      "type": "http",
      "url": "https://x402-agent-tollbooth.onrender.com/mcp"
    }
  }
}
{
  "mcpServers": {
    "x402-agent-tollbooth": {
      "httpUrl": "https://x402-agent-tollbooth.onrender.com/mcp"
    }
  }
}
extensions:
  "x402-agent-tollbooth":
    enabled: true
    name: "x402-agent-tollbooth"
    type: streamable_http
    uri: "https://x402-agent-tollbooth.onrender.com/mcp"
    timeout: 300

Quality 81 / 100new

protocol75 · weight 25
  • warn
    protocol.modernnewest supported version is 2024-11-05; 2026-07-28 not supported, older versions are deprecated until 2027-07-28
  • n/a
    protocol.statelessonly applies to 2026-07-28 servers
  • pass
    protocol.transportstreamable HTTP
  • n/a
    protocol.list_ttlonly applies to 2026-07-28 servers
authorizationn/a · weight 15
  • n/a
    auth.prm, auth.as_metadata, auth.cimdno remote uses OAuth
  • n/a
    auth.secret_in_urlno templated URL
tool hygiene86 · weight 30
  • pass
    tools.descriptionsevery tool has a description
  • pass
    tools.description_lengthdescriptions are concise
  • pass
    tools.schemasevery tool has an object input schema
  • pass
    tools.annotations4 of 4 tools declare readOnlyHint or destructiveHint
  • fail
    tools.directory_hintsno tool declares all four of readOnlyHint, destructiveHint, idempotentHint and openWorldHint; missing: ai_intel (idempotentHint); smart_router (idempotentHint); contract_audit (idempotentHint); …
  • pass
    tools.token_costabout 460 tokens to load every tool
  • pass
    tools.api_dumptools are not a one-to-one API dump
stabilityn/a · weight 15
  • n/a
    stability.changes, stability.rug_pulltool history recorded for 3 of the 7 days needed
dependenciesn/a · weight 15
  • n/a
    deps.known_vulns, deps.mcp_sdk_version, deps.resolvableno npm or PyPI package

4 tools, about 460 tokens to load them all · tool set 2803b6a13742 · tools last changed 2026-10-19 · checked 2026-10-20 23:27 UTC

Tool changes

  • contract_auditchangeddescription
    before

    Live Smart Contract AI Auditor. Analyzes Base contracts for vulnerabilities. Cost: 0.02 USDC via x402 protocol. Cost: 0.02 USDC on Base.

    after · 86% of words in common

    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).

  • smart_routerchangeddescription
    before

    Optimal Execution Smart Router. Computes optimal gas and slippage routing paths for Base AI agents and automated executors. Cost: 0.001 USDC on Base.

    after · 88% of words in common

    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).

  • arbitrage_scanchangeddescription
    before

    Cross-DEX Arbitrage & Liquidity Scanner. Analyzes Uniswap, Aerodrome, and BaseSwap pools for profitable routing opportunities. Cost: 0.002 USDC on Base.

    after · 88% of words in common

    Cross-DEX Arbitrage & Liquidity Scanner. Analyzes Uniswap, Aerodrome, and BaseSwap pools for profitable routing opportunities. Cost: 0.002 USDC on Base & Solana (100% gasless).

  • ai_intelchangeddescription
    before

    Deep AI Vulnerability & Intelligence Engine. Scans contracts and code for logic vulnerabilities and exploits on Base. Cost: 0.001 USDC on Base.

    after · 86% of words in common

    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).

Full history: list_changes · trend: quality JSON.

Checks run on what our credential-free, read-only probes observe; tools are never called and no code audit is performed. How it is computed.

Trust 96 / 100

provenance90
liveness95
freshness100
hygiene100

+repository +namespace-matches-repo +website +reachable +uptime-88% +updated-5d-ago

Derived from observable signals (official registry feed and our own credential-free probes); no code audit performed. How it is computed.

Endpoints

remoteauthreachableuptime 30dp50protocollast ok
https://x402-agent-tollbooth.onrender.com/mcp streamable-httpnoneyes89%305 ms2024-11-052026-10-20

Tools (4)

ai_intelread-onlyDeep AI Vulnerability & Intelligence Engine. Scans contracts and code for logic vulnerabilities and exploits on Base. Cost: 0.001 USDC on Base & Solana (100% gasless).
arbitrage_scanread-onlyCross-DEX Arbitrage & Liquidity Scanner. Analyzes Uniswap, Aerodrome, and BaseSwap pools for profitable routing opportunities. Cost: 0.002 USDC on Base & Solana (100% gasless).
contract_auditread-onlyLive 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).
smart_routerread-onlyOptimal 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).

Schemas: list_tools.

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More from io.github.ak10082247-max

Official server.json
{
  "name": "io.github.ak10082247-max/x402-agent-tollbooth",
  "title": "x402 Agent Tollbooth",
  "$schema": "https://static.modelcontextprotocol.io/schemas/2025-12-11/server.schema.json",
  "remotes": [
    {
      "url": "https://x402-agent-tollbooth.onrender.com/mcp",
      "type": "streamable-http"
    }
  ],
  "version": "2.1.0",
  "repository": {
    "url": "https://github.com/ak10082247-max/x402-agent-tollbooth",
    "source": "github"
  },
  "websiteUrl": "https://x402-agent-tollbooth.onrender.com",
  "description": "On-chain DeFi smart contract auditor, arbitrage scanner, and agent tollbooth via x402 on Base."
}