X402 stock APIs for agents, pay per API call (opens in new tab)

# x402stock — market & economic data for AI agents > A pay-per-request HTTP API that resells real-time US stock data and a broad catalog of market, on-chain, and economic data to AI agents. No API keys or accounts — callers pay in USDC per request via the x402 + MPP standards. ## What this is x402stock is an HTTP API built for autonomous agents. There is no signup, no API key, and no account: an agent calls an endpoint, gets an HTTP 402 with payment requirements, pays a few cents of USDC, ...