> For the complete documentation index, see [llms.txt](https://docs.hello.trade/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.hello.trade/developer-tools.md).

# Developer Tools

- [Getting Started](https://docs.hello.trade/developer-tools/getting-started.md): Quick start guide for integrating with the trading platform
- [Supported Chains](https://docs.hello.trade/developer-tools/supported-chains.md)
- [Supported Assets](https://docs.hello.trade/developer-tools/supported-assets.md)
- [Authentication & Account Model](https://docs.hello.trade/developer-tools/authentication-and-account-model.md): Authentication and account model specification.
- [Nonce & Rate Limits](https://docs.hello.trade/developer-tools/nonce-and-rate-limits.md): Nonce generation and rate limiting specifications for request authentication and replay attack prevention.
- [Signatures](https://docs.hello.trade/developer-tools/signatures.md): EIP-712 and EIP-191 signature specifications for gasless trading operations.
- [WebSocket API](https://docs.hello.trade/developer-tools/websocket-api.md): WebSocket API for real-time trading operations and execution reports.
- [Connection Management](https://docs.hello.trade/developer-tools/websocket-api/connection-management.md): WebSocket connection lifecycle management (authenticate, logout, subscribe)
- [Trading Operations](https://docs.hello.trade/developer-tools/websocket-api/trading-operations.md): WebSocket trading operations (place, replace, cancel orders)
- [Execution Reports](https://docs.hello.trade/developer-tools/websocket-api/execution-reports.md): Real-time order and account event notifications via WebSocket
- [Liquidation Auction](https://docs.hello.trade/developer-tools/websocket-api/liquidation-auction.md): Real-time auction that lets subscribed trading clients claim positions during the manual phase of a liquidation.
- [Account Summary Stream](https://docs.hello.trade/developer-tools/websocket-api/account-summary.md): Real-time account summary (margin, positions, withdrawable) via WebSocket
- [Market Data](https://docs.hello.trade/developer-tools/websocket-api/market-data.md): Public market data WebSocket API for real-time market information
- [Light Tickers](https://docs.hello.trade/developer-tools/websocket-api/market-data/light-tickers.md)
- [Partial Order Book](https://docs.hello.trade/developer-tools/websocket-api/market-data/partial-order-book.md)
- [Live Trades](https://docs.hello.trade/developer-tools/websocket-api/market-data/live-trades.md)
- [Instrument List](https://docs.hello.trade/developer-tools/websocket-api/market-data/instrument-list.md)
- [Candles](https://docs.hello.trade/developer-tools/websocket-api/market-data/candles.md)
- [Rest API](https://docs.hello.trade/developer-tools/rest-api.md)
- [Public Endpoints](https://docs.hello.trade/developer-tools/rest-api/public-endpoints.md): REST API endpoints accessible without authentication
- [Authenticated Endpoints](https://docs.hello.trade/developer-tools/rest-api/authenticated-endpoints.md): REST API endpoints requiring signature authentication
- [Error Codes](https://docs.hello.trade/developer-tools/error-codes.md): Complete error code reference for WebSocket and REST APIs
- [SDK](https://docs.hello.trade/developer-tools/sdk.md)