Venue
Hyperliquid
Core perp coverage with long history, order flow, liquidations, and monitoring.
Docs Home
Get a key, make a request, then open the API or tool that fits the job.
Start with the job at hand
Quick Start gets you live. The rest of the docs split by interface and decision type.
First request
Create a key and make the first authenticated request.REST reference
Hyperliquid, Lighter.xyz, HIP-3, and HIP-4 routes with credits, parameters, and example requests.WebSocket live/replay
Live subscriptions, replay, and gap events on one socket.SDKs
Official clients for Python, TypeScript, and Rust.Playground
Run a request in the browser and inspect the response.Guides
Decide venue fit, cost, and data continuity.AI Clients
Claude Code skill plus MCP setup for Claude Desktop and Cursor.CLI
Shell access with JSON output and stable exit codes.Wallet Automation
SIWE signup, wallet-managed keys, and x402 billing.What lives here
Market data, transport, tooling, and monitoring.
Venue
Lighter.xyz
L2/L3 depth plus reconstruction-heavy historical data.
Market family
HIP-3
Builder perps inside the Hyperliquid namespace, documented alongside the core API.
Market family
HIP-4
Binary outcome markets (Yes/No prediction events) inside the Hyperliquid namespace, with /outcomes discovery and per-side L2/L4 books.
Transport
Historical replay
The socket handles both live traffic and historical replay.
Monitoring
Data quality
Freshness, incidents, coverage, latency, and health routes live in the reference.
Common entry points
These routes match common search paths while keeping the canonical docs model intact.
Free crypto data API
Start on the free plan, confirm live coverage, then upgrade when replay or export volume expands.Crypto historical data API
Compare the historical REST paths for replay, research, and backtesting workloads.
Hyperliquid historical dataHyperliquid HIP-3 data
Route HIP-3 builder markets through the Hyperliquid-scoped REST and coverage model.Hyperliquid HIP-4 outcome markets
Binary outcome markets (Yes/No prediction events) under /v1/hyperliquid/hip4. Coins are referenced by numeric id (0, 1, 10, 11, ...); the #-prefixed form is also accepted.
Lighter API quickstartNative vs managed data
Decide when direct venue ingestion is enough and when a managed archive is safer.Use with Claude, ChatGPT, or your own tools
Reach for markdown pages, llms.txt, and OpenAPI when you want clean docs files without the full app shell.
Markdown pages
Read the docs without the app shell, copy a clean page, or hand the exact page to Claude, ChatGPT, and your own tools.
API contract
Use the public spec when you need exact routes, parameters, schemas, and plan-gate notes.
llms.txt
Start with the high-level product map, then jump into the setup or route page that matches the job.