Fetch up to 10 x402 discovery documents or service origins, extract paid resources, normalize USDC atomic amounts, and rank resources by price, scheme, network, tags, and service metadata. This deterministic endpoint does not call an upstream model. GET variant for agents, crawlers, and wallets that prefer query parameters over a JSON body. Pay up to $0.003 per request with x402 USDC on Base.
# 1. Ask the endpoint what it costs (no payment, no wallet needed): curl -i -X GET 'https://gpt55.558686.xyz/v1/tools/x402-discovery-price-compare' # -> HTTP/1.1 402 Payment Required # the response carries the price, asset and pay-to address. # 2. Pay and retry with any x402 client: npx x402-fetch 'https://gpt55.558686.xyz/v1/tools/x402-discovery-price-compare'
Endpoint: https://gpt55.558686.xyz/v1/tools/x402-discovery-price-compare. Operated by gpt55.558686.xyz, not by Animica. Price and availability were correct at the last probe on 2026-09-02 and are set by the operator, who may change them.
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