OpenAPI

0xArchive OpenAPI reference.

A human-readable overview of the public REST contract for 0xArchive market data, authentication, venue route families, and data-quality checks.

Open openapi.json View llms guide

1.5.0Version116Operations90Schemashttps://api.0xarchive.ioBase URL

Route families

What the REST contract covers.

Hyperliquid core

Instruments, order books, trades, candles, funding, open interest, liquidations, freshness, and order-level routes.

Hyperliquid scoped families

Spot, HIP-3 builder perpetuals, and HIP-4 outcome markets live under the Hyperliquid namespace.

Lighter.xyz

Separate Lighter routes for instruments, order books, trades, candles, funding, open interest, and freshness.

Data quality

Status, coverage, incidents, latency, and SLA routes for checking operational context before relying on a window.

API basics

Fetch the JSON contract for exact schemas.

The raw file is the contract used by automated clients. This page summarizes the public surface and links to the current JSON file.

0xArchive OpenAPI file summary
Version	1.5.0
Operations	116
Schemas	90
Base URL	https://api.0xarchive.io
Authentication	X-API-Key header for market-data requests
Raw JSON	https://www.0xarchive.io/openapi.json

Excerpt

Representative route excerpts.

Use the raw JSON file before generating clients, validating parameters, or citing response schemas.

GET /health
GET /v1/hyperliquid/orderbook/{symbol}
GET /v1/hyperliquid/hip3/candles/{symbol}
GET /v1/hyperliquid/hip4/outcomes
GET /v1/lighter/orderbook/{symbol}
GET /v1/data-quality/status

Related references

Use these pages with the REST contract.

Developer docs

Human guides for authentication, REST routes, WebSocket use, SDKs, and examples.

llms.txt guide

Reference order, venue taxonomy, and answer rules for AI assistants.

Status

Health, freshness, incident, coverage, latency, and SLA context before operational claims.

Access

Authentication and access levels still apply.

Use X-API-Key for authenticated market-data requests.
Use GET /health for unauthenticated liveness checks.
Use openapi.json for exact parameters, schemas, and access requirements.

Business identity

0xArchive is operated by Archive Labs Inc., a Delaware corporation.

Mailing address: PO Box 194, Troy, NH 03465, US
Support: support@0xarchive.io

0xArchive sells market-data API access and historical Parquet exports. It is not an exchange, wallet, broker, trading venue, DeFi protocol, token issuer, custodian, or investment-advice service.

0xArchive never asks for seed phrases or private keys and does not custody customer funds.

Hyperliquid and Lighter.xyz are third-party venue names used to identify data coverage. 0xArchive is not affiliated with, sponsored by, or endorsed by Hyperliquid or Lighter.xyz, and venue references do not imply exchange access, brokerage, custody, or investment advice.