pay.x402labs.dev is a lightweight order and payment API surface used to create, retrieve, and manage Echokit-related orders (e.g., echokit_diy and buy-echokit). It exposes per-order endpoints for programmatic order lookups and management, making it simple to integrate order status, fulfillment, and payment flows into developer tools and e‑commerce applications. The provider lists 20 endpoints, operates on the base network, and supports a broad price range suitable for microtransactions up to higher-value purchases.