agents.x402stock.xyz v1 xstocks

https://agents.x402stock.xyz/api/v1/xstocks

payable

Use to monitor tokenized US equities (xStocks) against their real underlyings: every tracked xStock's on-chain price decoded from Raydium CLMM pool state on the public Solana ledger (no Backed/Chainlink/Pyth API), the underlying's live quote, and the premium/discount percent — plus pool liquidity, scaled-UI multiplier, and a us_market_open arb-context flag. From x402stock

We sent a real GET request to this endpoint and it answered 402 with payment requirements we could parse.

Price: $0.04
Network: base
Pay to: 0xa53ba014096ab5705e139fc7457da77596b884b6
Spec dialect: v2 (declares x402Version 2)
Transport: PAYMENT-REQUIRED header
HTTP method: GET
Response latency: 1785 ms
Payment options: 1 usable of 1
Last checked: 2026-08-10T09:16:07.613Z (1d ago)
Category: finance-crypto

Re-check it yourself:
curl "https://api.the402.dev/validate?url=https%3A%2F%2Fagents.x402stock.xyz%2Fapi%2Fv1%2Fxstocks"