RAVN — execute a previously quoted swap. Returns a signable transaction, typed data to sign, or a Bitcoin deposit address depending on the route; RAVN never custodies funds. Same 0% fee, non-custodial engine the RAVN app itself runs on.
# 1. Ask the endpoint what it costs (no payment, no wallet needed): curl -i -X POST 'https://app.ravn.exchange/api/v1/x402/execute' # -> 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 -X POST 'https://app.ravn.exchange/api/v1/x402/execute'
Endpoint: https://app.ravn.exchange/api/v1/x402/execute. Operated by app.ravn.exchange, not by Animica. Price and availability were correct at the last probe on 2026-10-01 and are set by the operator, who may change them.
RAVN — best-price swap quotes across 20 execution venues and 17 chains, including native (non-wrapped) Bitcoin as either source or destination. 0% protocol fee,…