dev.workers.w0arvg81zlgf.x402-precheck/precheck
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Publisher-provided title
x402 Precheck
Publisher-provided description
Check an x402 payment challenge before your agent pays: network, USDC, amount, payTo, facilitator.
Summary by lookupd
Inspects an x402 payment challenge from an endpoint before paying, reporting network, USDC amount, payee, and facilitator details.
Install
Claude Code, remote (streamable-http)
claude mcp add --transport http precheck https://x402-precheck.w0arvg81zlgf.workers.dev/mcp
Codex, remote (streamable-http)
codex mcp add precheck --url https://x402-precheck.w0arvg81zlgf.workers.dev/mcp
Cursor, remote (streamable-http) → .cursor/mcp.json
{
"mcpServers": {
"precheck": {
"url": "https://x402-precheck.w0arvg81zlgf.workers.dev/mcp"
}
}
}Other clients: docs. Or tell your agent: Set up lookupd for me: read https://lookupd.com/agent.md and follow it.
Tools (1 tools)
Publisher-provided text
x402_precheckCheck an x402 payment challenge BEFORE your agent pays (0.002 USDC per check via x402; free trial 1024 checks/IP/UTC day). Give an endpoint URL (fetched unpaid,
Details
- Version: 1.0.0
- Transports: streamable-http
- Uptime (7 days): 100%
- Median latency: 817 ms
- First indexed:
- Last seen in registry:
- Website: https://x402-precheck.w0arvg81zlgf.workers.dev/
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- API base:
https://api.lookupd.com - MCP URL:
https://api.lookupd.com/mcp