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httpay.xyz — 307 Pay-Per-Call APIs via x402 on Base | No API Keys

https://httpay.xyz
● healthy ai

307 pay-per-call APIs (287 native + Universal Gateway proxying 37 services) powered by x402 and USDC on Base. Token intelligence, DeFi yields, MEV risk, AI tools, web scraping. No API keys, no subscriptions — pay $0.001–$0.05 per call.

Category
ai
Chains
base
Price
$0.0010–$0.0500 USDC

How to call

cURL · x402-fetch / x402-axios will auto-handle 402
curl -X POST https://httpay.xyz
/.well-known/x402.json
https://httpay.xyz/.well-known/x402