Module client 

HTTP client middleware for automatic x402 payment handling.

Provides X402HttpClient which implements reqwest_middleware::Middleware to automatically intercept 402 responses, create payment payloads via an r402::client::X402Client, and retry with the PAYMENT-SIGNATURE header.

Corresponds to Python SDK’s http/x402_http_client.py + http/x402_http_client_base.py.

Structs

X402HttpClient

reqwest-middleware that automatically handles HTTP 402 responses.