Preflight x402 REST usage
Use before paying any x402 endpoint, so you don't pay a dead or mispriced one: checks it is alive, correctly payment-gated, its price/network/asset, latency, and whether it fits your max_price_usd. Sends one unpaid reque...
agent-tools-7936.onrender.com · 8 listed services · provider site
Use before paying any x402 endpoint, so you don't pay a dead or mispriced one: checks it is alive, correctly payment-gated, its price/network/asset, latency, and whether it fits your max_price_usd. Sends one unpaid reque...
Use when several x402 endpoints offer the same thing: pre-flights up to 10 (repeat ?url=) and ranks them, cheapest live payable option first. Errors (never charged): 400 bad input, 422 source could not be fetched or pars...
Use before citing a paper, especially one an LLM produced: checks a DOI, arXiv id or title against Crossref, OpenAlex and arXiv. VERIFIED, RETRACTED, YEAR_DIFFERS, MISMATCH or NOT_FOUND, with the matching record. Errors...
Use when you need to read or cite a web page or PDF: returns clean Markdown plus provenance (title, author, published date, canonical URL, retrieval time, SHA-256 of the fetched bytes). Errors (never charged): 400 bad in...
Use before building or pricing an x402 service: market data from the full Agentic Market catalog (31k endpoints, 30-day payers and calls) plus our liveness scan - where buyers pay, crowded vs underserved niches, top sell...
Use to check whether AI agents can find and read a website: robots.txt AI-bot blocks, extractable main content, llms.txt, sitemap, structured data, OpenAPI/MCP/x402. Score 0-100 with a fix list. Errors (never charged): 4...
Give a claim and a source URL; get the exact sentence that supports it, or a NUMBER_MISMATCH flag when the source says the same thing with different numbers.
For sellers: zero-spend audit of your x402 endpoint. Score 0-100 and a fix list: 402 validity, latency, payTo, x402 v2, description, Bazaar discovery metadata, Agentic Market listing.
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