# Hyperlight API

> Enhanced trading API infrastructure for the Lighter perpetual DEX. Batch queries across 1,000+ accounts in a single request, enriched WebSocket streams with account attribution, historical data lake with Parquet exports, and backtesting replay at variable speeds.

Last updated: 2026-03-14

## Links

- [Full Documentation](https://hyperlightapi.xyz/llms-full.txt): Complete site content in Markdown
- [Features](https://hyperlightapi.xyz/llm/features.md): Detailed feature descriptions with code examples
- [Quick Start Guide](https://hyperlightapi.xyz/llm/guide.md): Comprehensive onboarding guide with code examples
- [Getting Started](https://hyperlightapi.xyz/llm/getting-started.md): Short integration reference with curl examples
- [Pricing (JSON)](https://hyperlightapi.xyz/llm/pricing.json): Structured pricing data for all tiers
- [API Endpoints (JSON)](https://hyperlightapi.xyz/llm/endpoints.json): Summary of all 43 REST endpoints and 6 WebSocket channels
- [Technical Architecture](https://hyperlightapi.xyz/llm/technical.md): Architecture and tech specs
- [OpenAPI Spec](https://hyperlightapi.xyz/openapi.yaml): Full OpenAPI 3.1 specification

## Overview

Hyperlight enhances the Lighter DEX native API (~50 REST endpoints) with:

1. **Batch Queries** — Query positions, fills, and liquidations across 1,000+ accounts in a single POST request
2. **Enriched WebSocket Streams** — Orderbook with account attribution, whale flags, depth aggregation at custom tick sizes
3. **Historical Data Lake** — Parquet exports of trades, orderbook snapshots (1-second resolution), candles, and funding rates
4. **Backtesting Replay** — Replay historical market data via WebSocket at 0.1x-100x speed with pause and scrub
5. **Production Infrastructure** — API key management (hlt_ prefix, SHA-256 hashed), tiered rate limiting, Prometheus metrics

## Quick Start

1. Sign up free at https://hyperlightapi.xyz/auth/signup (no credit card required)
2. Get your API key (prefixed hlt_, 75K credits/month included)
3. Replace your Lighter API base URL with api.hyperlightapi.xyz
4. Use enhanced endpoints on top of your existing integration

## Pricing

- Free: Free/mo, 75K credits, 30 req/min, 5 accounts per batch
- Starter: $199/mo, 750K credits, 300 req/min, 200 accounts per batch
- Growth: $849/mo, 5M credits, 3,000 req/min, 1,000 accounts per batch
- Scale: $1,799/mo, 25M credits, 30,000 req/min, 2,500 accounts per batch
- Enterprise: Custom/mo, Unlimited credits, Unlimited, 5,000 accounts per batch

1 credit = 1 standard REST request. 25 credits = batch endpoint. WebSocket streaming is free.

## Contact

- Website: https://hyperlightapi.xyz
- Email: hello@hyperlightapi.xyz