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Start with the Quickstart, then choose the product that fits your job.

Quickstart

Create a key on the Free plan and make your first request.

Products

All four cover Hyperliquid and Lighter, but the datasets and history differ by product. Choose a product compares them and how you sign in to each one.

REST API

Request snapshots and history: Hyperliquid L4 and Lighter L3 order books, trades, candles, funding, and more.

WebSocket

Stream live updates, or replay history in its original order.

Webhook Alerts

Receive a signed HTTP request when an event happens, instead of polling.

Bulk Exports

Buy Parquet files for a market and date range in the Data Catalog.

Developer tools

  • SDKs: typed clients for Python, TypeScript, and Rust.
  • CLI: the oxa command for shells, cron jobs, and CI.
  • MCP server: market data inside AI clients such as Claude and ChatGPT.
  • Agent skill: a reusable workflow for coding agents.
The REST API, WebSocket, the SDKs, the CLI, and the Agent skill use an API key. The MCP server signs in with OAuth, and Bulk Exports are bought in the browser, so neither needs an API key.

Your first request

With an API key in your shell, this returns the best bid and ask for BTC:
A successful call returns HTTP 200 with success: true, the order book in data, and a meta.request_id to quote if you contact support.

Before you rely on a result

0xArchive serves historical and live data for Hyperliquid and Lighter, and coverage is checked per symbol and data type, not per venue.

Next step

Make your first request

The Quickstart walks through the full response, the errors you are most likely to see, and the same call in Python and JavaScript.
Last modified on October 6, 2026