# HTTPayer API

## Docs

- [Get account balance](https://docs.httpayer.com/api/account/get-account-balance.md): Returns the current balance and daily spend information for the authenticated account, split by mainnet and testnet.
- [Changelog](https://docs.httpayer.com/api/changelog.md): Track updates, new features, and changes to the HTTPayer API
- [Get server configuration](https://docs.httpayer.com/api/configuration/get-server-configuration.md): Returns the current server configuration including enabled networks, assets, relay fees, spending limits, and network-specific settings.
- [Get API key credit balance](https://docs.httpayer.com/api/credits/get-api-key-credit-balance.md): Returns the current balance and daily spend information for the authenticated API key, including per-key daily cap and effective available credits.
- [Health check](https://docs.httpayer.com/api/health/health-check.md): Check if the HTTPayer server is running
- [Introduction](https://docs.httpayer.com/api/introduction.md): Get started with HTTPayer Proxy API
- [Get global volume limits](https://docs.httpayer.com/api/limits/get-global-volume-limits.md): Returns current system-wide daily volume limits and usage for both the `/relay` and `/proxy` routes, split by mainnet and testnet. No authentication required.
- [General chat endpoint](https://docs.httpayer.com/api/llm/general-chat-endpoint.md): Send messages to OpenAI and receive AI responses.
- [LLM service health check](https://docs.httpayer.com/api/llm/llm-service-health-check.md): Check if OpenAI service is properly configured and available
- [Translate text to Spanish](https://docs.httpayer.com/api/llm/translate-text-to-spanish.md): Translates the provided text to Spanish using OpenAI.
- [Get rate limiting metrics](https://docs.httpayer.com/api/metrics/get-rate-limiting-metrics.md): Returns current rate limiting status for all rate-limited endpoints (/proxy, /relay, /webhooks, /internal). Shows active requests, limits, and utilization percentage for each.
- [API Overview](https://docs.httpayer.com/api/overview.md): HTTPayer Proxy API documentation for payment-gated endpoints
- [Execute x402 payment-gated API call](https://docs.httpayer.com/api/proxy/execute-x402-payment-gated-api-call.md): HTTPayer proxy service for x402 payment-gated API calls.
- [Simulate proxy payment request](https://docs.httpayer.com/api/proxy/simulate-proxy-payment-request.md): Dry-run simulation endpoint that returns payment requirements and fee breakdown without executing payment.
- [Quickstart](https://docs.httpayer.com/api/quickstart.md): Make your first payment-gated API request
- [Check wallet relay spending limits](https://docs.httpayer.com/api/relay/check-wallet-relay-spending-limits.md): Get daily relay spending limits and current usage for a specific wallet address (separate tracking for mainnet and testnet)
- [Execute cross-chain relay payment](https://docs.httpayer.com/api/relay/execute-cross-chain-relay-payment.md): HTTPayer relay service for x402 cross-chain payments.
- [Simulate relay payment](https://docs.httpayer.com/api/relay/simulate-relay-payment.md): Dry-run simulation that returns relay payment requirements including fees without executing payment.
- [Request Lifecycle & Statuses](https://docs.httpayer.com/api/request-lifecycle.md): Understand HTTPayer request states, payments, and refunds
- [Get async operation status](https://docs.httpayer.com/api/webhooks/get-async-operation-status.md): Poll the status of an asynchronous operation. The webhook ID is returned in the `X-HTTPayer-Webhook` header of the original response.
- [HTTPayerClient](https://docs.httpayer.com/sdks/python/api-reference/client.md): Initialize HTTPayer client with automatic mode detection
- [get_balance](https://docs.httpayer.com/sdks/python/api-reference/get_balance.md): Get account balance for proxy mode
- [get_relay_limits](https://docs.httpayer.com/sdks/python/api-reference/get_relay_limits.md): Get usage limits and quotas for relay mode
- [pay_invoice](https://docs.httpayer.com/sdks/python/api-reference/pay_invoice.md): Execute payment for a 402-protected resource without attempting a direct call first
- [refresh_config](https://docs.httpayer.com/sdks/python/api-reference/refresh_config.md): Refresh HTTPayer configuration from the server
- [request](https://docs.httpayer.com/sdks/python/api-reference/request.md): Unified request interface that handles 402 Payment Required responses automatically
- [simulate_invoice](https://docs.httpayer.com/sdks/python/api-reference/simulate_invoice.md): Simulate payment for a 402-protected resource without executing actual payment
- [Changelog](https://docs.httpayer.com/sdks/python/changelog.md): Track updates, new features, and changes to the HTTPayer Python SDK
- [Installation](https://docs.httpayer.com/sdks/python/installation.md): Install the HTTPayer Python SDK
- [Python SDK Overview](https://docs.httpayer.com/sdks/python/overview.md): Official Python SDK for HTTPayer - handle 402 Payment Required responses
- [Quick Start](https://docs.httpayer.com/sdks/python/quickstart.md): Get started with the HTTPayer Python SDK in minutes

## OpenAPI Specs

- [openapi](https://docs.httpayer.com/api/openapi.yaml)