Vellium & Co

Directory › Developer tools and utilities › Agent Miner Tools

Agent Miner Tools

Use before spending tokens, money or crawler capacity fetching an unfamiliar web resource. Resolves redirects (manually, bounded, re-validated per hop) and returns deterministic HTTP/resource facts — final URL, status, content type and leng

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Our latest check (2026-10-11)

Answering
Yes — valid x402 payment terms
Time to answer
414 ms
Price
$0.003 per call
Paying buyers, last 30 days
3 (directory's own records)
Paid calls, last 30 days
3
Category
Developer tools and utilities
Address
https://agent-api-production.tim1712.workers.dev/v1/web/resource-preflight

Accuracy

Accuracy scores are published once a seller has enough paid checks against an independent record (at least 7 scored answers over at least 7 days). Until then no score is shown, and a missing score is never a pass.

For agents

This page as JSON: /sellers/7bfc7d10b6db.json. Paid lookup by address: GET /api/seller?resource=… ($0.001, x402).

Sellers can see the evidence behind their checks and ask for a re-check at [email protected].