Causal Web Search
Live web search for AI agents. Returns structured JSON with normalized
1 endpoint · $0.02–$0.021 API · 1 endpoint · Base network · x402 protocol
Live web search for AI agents. Returns structured JSON with normalized
1 endpoint · $0.02–$0.02stripe-agent-payment-mvp.vercel.appGünther has 1 live API on PayAPI Market with 1 endpoint in total, in Data: Causal Web Search.
1 of 1 have at least one settlement-verified route: PayAPI Market paid for a real call from its own wallet, received real data back and recorded the USDC payment on-chain. Each listing page shows which routes were paid and links the receipt.
Per request, in USDC, over the x402 protocol. An agent calls the endpoint, receives HTTP 402 with the price and wallet, pays and retries. There is no API key, account or subscription, and Günther keeps 100% of each payment.