io.github.kwizzlesurp10-ctrl/x402-mcp

up checked 2026-11-11T03:37:48.809Z

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Publisher-provided title

x402 Micropayments MCP

Publisher-provided description

Pay-per-call US city property compliance and Base tx checks, paid in USDC on Base via x402.

Summary by lookupd

Offers paid x402 USDC-on-Base tools for US property compliance checks, Base fee data, HTTP resource payments, and agent-to-agent discovery.

Install

Claude Code, remote (streamable-http)

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

Codex, remote (streamable-http)

codex mcp add x402 --url https://x402-mcp.onrender.com/mcp/mcp

Cursor, remote (streamable-http) → .cursor/mcp.json

{
  "mcpServers": {
    "x402": {
      "url": "https://x402-mcp.onrender.com/mcp/mcp"
    }
  }
}

Other clients: docs. Or tell your agent: Set up lookupd for me: read https://lookupd.com/agent.md and follow it.

Tools (21 tools)

Publisher-provided text

• x402.agent_card Return the A2A Protocol v1.0 Agent ID Card and MCP server card. Optional target_id filters to a skill id, name, or tag.
• x402.discover Discover paid HTTP APIs in the x402 Bazaar via the facilitator catalog. Call this first to find a resource URL, then x402.probe and x402.pay_and_fetch.
• x402.probe Probe a URL for HTTP 402 PAYMENT-REQUIRED terms using the x402 client SDK. Use before x402.pay_and_fetch to inspect price, network, and payTo without spending.
• x402.pay_and_fetch Pay USDC via x402 and fetch a protected HTTP resource in one call. Requires EVM_PRIVATE_KEY on this host; otherwise use x402.probe for a no-spend 402.
• x402.build_seller Build seller-side x402 payment requirements for your own HTTP resource. Pass resource_url plus discovery_* fields to catalog the endpoint in Bazaar.
• x402.verify Verify an x402 PAYMENT-SIGNATURE against PAYMENT-REQUIRED terms via the facilitator. Call after a buyer presents a signature and before releasing paid content.
• x402.policy_check Decode a caller-supplied merchant PAYMENT-REQUIRED header and evaluate each accepts[] option against an explicit buyer policy (networks, pay_to, assets, max ato
• x402.networks List supported settlement networks, facilitators, and x402 v2 header names. Call when choosing a preferred_network for x402.pay_and_fetch or x402.build_seller.
• commerce.pro_requirements Build x402 payment requirements to purchase the Pro quota tier. Next: pay those terms, then commerce.activate_pro with the signature.
• commerce.activate_pro Verify a Pro-tier x402 payment and unlock Pro quota limits for the agent. MCP-native: call without payment to receive x402 requirements in the tool result, then
• commerce.credits_requirements Build x402 payment requirements to buy a pack of per-use MCP tool credits. Next: pay those terms, then commerce.purchase_credits with the signature.
• commerce.purchase_credits Verify an x402 payment and add per-use tool credits to the agent. MCP-native: call without payment for x402 requirements, then retry with _meta['x402/payment'].
• swarm.research Run the swarm agency: compose a research product from free inputs and list it for resale. Pass allow_paid_inputs=true only when buying upstream x402 services is
• swarm.settle Verify and settle a buyer's x402 payment for a listed composite product and record revenue. Call with product_id plus PAYMENT-SIGNATURE after the buyer pays.
• swarm.revenue Get swarm composite economics: spend, composite sales, LTV:CAC, margins, per-source scores. total_revenue_usdc is swarm listings only; storefront.revenue_usdc i
• pulse.base Get live Base Network Pulse: base fee, EIP-1559 projection, utilization, USD settlement cost, verdict. Call before settling on Base when you need a settle-now v
• ops.metrics Get host OS telemetry: CPU, memory, swap, disk, network, and an ok/warn/critical health verdict. Call to diagnose this MCP host; set include_processes=true for
• city.list List US cities with paid_url and free sample_url for property compliance. Start here — each paid lookup is $0.01 USDC and returns a normalized verdict plus sour
• city.sample Free fixed-address preview of paid property-check JSON (verdict, summary, schema). Use before city.check to validate parsing without spending $0.01 USDC.
• city.check Is this US address licensed / flagged / showing open violations? One city.check ($0.01 USDC, x402 on Base) returns verdict, summary, dates, and source_url. Unpa
• a2a.resolve_card Discover and inspect an external Agent-to-Agent (A2A) node by domain or URL. Fetches .well-known/agent-card.json, validates protocol compatibility, checks for a

Details

• Version: 1.30.0
• Transports: streamable-http
• Uptime (7 days): 100%
• Median latency: 635 ms
• First indexed: 2026-11-01T09:38:03.396Z
• Last seen in registry: 2026-11-01T09:38:03.407Z
• Repository: https://github.com/kwizzlesurp10-ctrl/x402-mcp
• Website: https://x402-mcp.onrender.com

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