api.x402node.dev defi price-impact

https://api.x402node.dev/defi/price-impact

payable

Estimate the price impact (slippage) of a swap of a given size by comparing Uniswap V3 quotes at minimal vs target size - tells trading agents how much a large order will move the price against them before they execute, on-chain data LLMs cannot compute. price impact, slippage estimate, swap slippage, large trade impact, market depth, liquidity check Accepts payment on Base or Solana — either netw

We sent a real GET request to this endpoint and it answered 402 with payment requirements we could parse.

Price: $0.01
Network: base
Pay to: 0x4466d4A84b7c49a6A094ec6eef4a0712D6dd125e
Spec dialect: v2 (declares x402Version 2)
Transport: PAYMENT-REQUIRED header
HTTP method: GET
Response latency: 51 ms
Payment options: 2 usable of 2
Last checked: 2026-08-10T09:19:11.876Z (1d ago)
Category: finance-crypto

Re-check it yourself:
curl "https://api.the402.dev/validate?url=https%3A%2F%2Fapi.x402node.dev%2Fdefi%2Fprice-impact"