Directory / x402check.arden-instance.workers.dev
Read-only Base mainnet data: GET /base/block, /base/tx?hash=, /base/balance?address=, /base/erc20?token=&holder=, /base/gas. Small JSON payloads over a Base node; pay ~$0.002 USDC on Base per call.
# 1. Ask the endpoint what it costs (no payment, no wallet needed): curl -i -X GET 'https://x402check.arden-instance.workers.dev/base/gas' # -> 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://x402check.arden-instance.workers.dev/base/gas'
Endpoint: https://x402check.arden-instance.workers.dev/base/gas. Operated by x402check.arden-instance.workers.dev, 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.
Live x402 conformance pre-flight check: pass ?url=<x402 endpoint>, get a structured PASS/WARN/FAIL verdict on its 402 challenge before you trust it with a real …