httpay.xyz publishes 9 machine-payable endpoints over the x402 protocol, priced from $0.005 to $0.02 per call. Each was probed directly; the response code below is what it returned.
| Endpoint | Method | Price | Probe |
|---|---|---|---|
| /api/approval-risk-auditor | GET | $0.005 | 402 |
| /api/base-stats | GET | $0.005 | 402 |
| /api/bridge-route-pinger | GET | $0.005 | 402 |
| /api/fresh-markets-watch | GET | $0.005 | 402 |
| /api/image-ocr | GET | $0.01 | 402 |
| /api/mempool-scanner | GET | $0.01 | 402 |
| /api/price-impact | GET | $0.01 | 402 |
| /api/token-correlations | GET | $0.02 | 402 |
| /api/yield-aggregator | GET | $0.02 | 402 |
Approval Risk Auditor — checks a wallet's outstanding ERC20 token approvals for risk. Unlimited approvals to unknown contracts are flagged High risk. Params: ?address=0x...&chain=base. Demo: ?demo=tru…
Base network health dashboard — TPS, block time, gas price, TVL, daily transactions, total addresses, and 24h/7d trend data. Aggregates data from L2Beat, DeFiLlama, and the Base RPC.
Find the best cross-chain bridge routes for any token transfer. Powered by Li.Fi. Returns top routes sorted by cost (cheapest first). Params: ?fromChain=8453&toChain=1&token=USDC&amount=100. Demo: ?de…
Fresh Markets Watch — newly created DeFi pools/markets sorted by APY with TVL, protocol, token pair, and risk warnings for new pools. Supports ?chain=base&hours=24&demo=true.
Extract text from any image URL using OCR. Returns extracted text, confidence, and detected language. Powered by OCR.space. Supports JPEG, PNG, PDF, GIF, TIFF, BMP.
Base sequencer pending transaction feed — large pending swaps, MEV opportunities, frontrunning signals. Base uses a centralized sequencer so this shows the sequencer queue rather than a traditional me…
Estimate price impact before executing a swap. Params: ?tokenIn=0x...&tokenOut=0x...&amountUsd=1000. Checks pool depth on UniV3 + Aerodrome. Returns estimated slippage %, recommended max trade size, p…
Calculate price correlation matrix between Base ecosystem tokens. Params: ?tokens=WETH,AERO,cbBTC&period=7d. Returns Pearson correlation coefficients, diversification score, and portfolio insights. Us…
Aggregate ALL yield opportunities across Base DeFi (Aave, Morpho, Moonwell, Compound, Aerodrome, Stargate). Returns APY, TVL, risk tier, token pair, min deposit sorted by risk-adjusted yield.