Compare realised 30-day yields of tokenized treasury funds - BUIDL, BENJI, OUSG, USDY, USTB, USYC, VBILL, mTBILL, Spiko EUTBL/USTBL/UKTBL and OpenEden TBILL - computed from each fund's own NAV or price series under the published Open Treasury Basis specification, with every input, window and source disclosed so the figure can be recomputed, and the issuer's own figure printed beside ours.
# 1. Ask the endpoint what it costs (no payment, no wallet needed): curl -i -X GET 'https://api.402rates.com/v1/rwa/yields' # -> 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://api.402rates.com/v1/rwa/yields'
Endpoint: https://api.402rates.com/v1/rwa/yields. Operated by api.402rates.com, 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.
Compare the measured on-chain cost of a USDC transfer across Base, Polygon, Arbitrum, Ethereum, and XDC, using gas units simulated per chain, live gas prices, f…