Parallax

The x402 economy, measured: seller-side market data computed from public chain settlements (daily window, per-seller stats, buyer baskets). Free 7-day-old previews inside the 402; paid full reads $0.0

x402 verified · Verified on /v1/seller · $0.03 · $0.01–$0.05 USDC/request · 5 endpoints / 5 tools · Data · base network · x402 protocol

How to call this API

Every protected route returns HTTP 402 with x402 payment requirements. An agent pays the stated USDC amount on Base and retries with the payment header. No API keys, no accounts. Browse the marketplace or list your own API.

By Parallax