Pay-per-call data APIs for AI agents using HTTP 402 and x402, with 350+ endpoints, an MCP server, card or USDC payments, and a free tier.
Prices and medians update for the tier you select. Caution: thin market — treat statistics as indicative.
Ranked by how closely each one matches fourzerotwo's job. Prices show each provider's Pro state; entry prices are labelled as such. Unpriced products still belong to the market.
Thin market — few comparable priced products; treat statistics as indicative.