Index / ARD publishers / 0xarchive.io

0xarchive.io

0xarchive.io publishes an Agentic Resource Discovery manifest at /.well-known/ai-catalog.json, declaring what an AI agent can call on this domain. Everything below is read from that file. First seen by our crawler on 31 August 2026.

Declared resourceType
0xArchive Data Catalog & Bulk Parquet Exportnot yet checked
Browse available coverage and order large historical datasets as S3-delivered Parquet exports. Use this surface for backtests and dataset-scale downloads that are impractical through per-request REST; one-off purchases need no subscription, while Build, Pro...
endpoint: https://0xarchive.io/data
identifier: urn:air:0xarchive.io:dataset:data-catalog
published to be found for: order a bulk Parquet export of historical market data · download a dataset-scale order-book history for backtesting · purchase a one-off market-data export without a subscription
bulk-export parquet s3 datasets backtesting bulk_export parquet s3
text/html
0xArchive Product & Integration Guide (llms.txt)not yet checked
Machine-readable guide to 0xArchive market data across Hyperliquid and Lighter. Routes agents to REST, WebSocket, hosted MCP, SDKs, CLI, bulk Parquet exports, x402 access, pricing, coverage, authentication, reliability, errors, and rate limits.
endpoint: https://0xarchive.io/llms.txt
identifier: urn:air:0xarchive.io:guide:llms-txt
published to be found for: choose the right 0xArchive access surface · find 0xArchive SDK, CLI, authentication, and production reliability gu · compare 0xArchive coverage, pricing, exports, and purchase routes
llms-txt ai-guide documentation discovery integration site_summary endpoint_index venue_taxonomy
text/plain
0xArchive Wallet Access (SIWE + x402)not yet checked
Wallet-native authentication and programmatic 30-day Build or Pro access. Existing active wallet accounts can sign in with SIWE; new or existing eligible wallets can purchase access with x402 USDC on Base, with account and API-key issuance only after succes...
endpoint: https://0xarchive.io/facilitator
identifier: urn:air:0xarchive.io:capability:x402-payment
published to be found for: purchase 30-day Build or Pro API access with USDC from an agent wallet · sign in to an existing active wallet account with SIWE · create paid wallet access after successful x402 settlement
x402 payments usdc base siwe web3-auth autonomous-agent agentic-commerce
text/html
0xArchive WebSocket APInot yet checked
Use live subscriptions for supported Hyperliquid channels. Use historical replay for Hyperliquid and Lighter over `wss://api.0xarchive.io/ws`; authenticate with `Authorization: Bearer <API_KEY>`. Timed replay includes Lighter L3, while Hyperliquid core `l4_...
endpoint: https://docs.0xarchive.io/websocket/real-time
identifier: urn:air:0xarchive.io:api:websocket
published to be found for: stream live Hyperliquid market data over WebSocket · replay a bounded Lighter orderbook, trades, candles, funding, open int · replay Hyperliquid core L4 diffs or orders as a checkpoint-anchored bu · subscribe to Spot or HIP-3/HIP-4 L4 channels in real time
market-data websocket real-time historical-replay hyperliquid lighter orderbook trades
text/html
0xArchive REST APInot yet checkedv1.6.1
Request-response API for current and historical market data across Hyperliquid and Lighter, including order books, trades, candles, funding, open interest, order history/flow, TP/SL, and data quality. Liquidation events span Hyperliquid core, HIP-3, and Lig...
endpoint: https://0xarchive.io/openapi.json
identifier: urn:air:0xarchive.io:api:rest
published to be found for: query current or historical Hyperliquid and Lighter market data over R · retrieve Lighter L3 or Hyperliquid L4 order-book history · analyze liquidation events or projected forced-liquidation price level · inspect order history, order flow, TP/SL, or data quality through Open
api openapi rest market-data hyperliquid lighter hip-3 hip-4
application/vnd.oai.openapi+json
0xArchive Fixed BTC Samples and Reconstruction Proofsnot yet checkedv1.0.0
Fixed, versioned BTC samples for every published Hyperliquid and Lighter dataset type, with browser previews, Parquet files, checksums, and source metadata. Independently runnable Hyperliquid L4 and Lighter L3 proof bundles demonstrate offline reconstructio...
endpoint: https://0xarchive.io/.well-known/data-samples.json
identifier: urn:air:0xarchive.io:dataset:public-btc-samples
published to be found for: download a no-login Hyperliquid or Lighter BTC market-data sample · verify Hyperliquid L4 offline reconstruction with a fixed proof bundle · inspect a Lighter L3 BTC Parquet sample before using the API
sample-data parquet offline-proof reconstruction hyperliquid lighter btc no-login
application/json
0xArchive Hosted MCP Servernot yet checkedv1.0.0
Hosted MCP server for read-only market-data discovery and retrieval across Hyperliquid and Lighter. Connect to `https://mcp.0xarchive.io/mcp` with client-managed OAuth; the protected resource advertises `mcp:market.read`, and no 0xArchive API key is required.
endpoint: https://0xarchive.io/.well-known/mcp/server-card.json
identifier: urn:air:0xarchive.io:server:market-data
published to be found for: connect an MCP client to 0xArchive market data · discover Hyperliquid and Lighter datasets through hosted MCP · retrieve historical market data through read-only MCP tools
mcp model-context-protocol server-card oauth no-api-key agent claude codex
application/json
0xArchive Knowledge Bundle (OKF)not yet checked
One-fetch Open Knowledge Format bundle of typed Markdown concepts covering venue taxonomy, datasets, coverage windows, access, authentication, entitlements, pricing, and x402. Use the archive for local agent ingestion or browse the same knowledge tree at `h...
endpoint: https://0xarchive.io/okf.tar.gz
identifier: urn:air:0xarchive.io:knowledge:okf-bundle
published to be found for: what venues, depth, and history does 0xArchive cover · read 0xArchive access, authentication, entitlement, and pricing concep · ingest the 0xArchive knowledge base in one fetch
okf open-knowledge-format knowledge-base agent market-data hyperliquid lighter knowledge_base
application/gzip
0xArchive Public Coverage Manifestnot yet checkedv1.0.0
Machine-readable BTC coverage manifest for Hyperliquid and Lighter. HIP-4 has candles and outcome-side open interest but no funding dataset or liquidation endpoint. Free includes the retained archive with a maximum 90-day span per request or replay. Use it ...
endpoint: https://0xarchive.io/.well-known/data-coverage.json
identifier: urn:air:0xarchive.io:dataset:public-coverage
published to be found for: which Hyperliquid and Lighter BTC datasets does 0xArchive publish · find the published coverage start date by BTC dataset type · inspect the machine-readable source and generation time for public cov
coverage market-data hyperliquid lighter btc machine-readable coverage_manifest dataset_availability
application/json
Source: https://0xarchive.io/.well-known/ai-catalog.json, this publisher's own file. Identifiers are reproduced exactly as published. Note: this is the pre-v0.91 path. The specification renamed the manifest to /.well-known/ard.json, and most of the ecosystem still serves the older name. None of these endpoints has been probed for reachability yet, so nothing here says whether they answer. "Answers" and "no response" describe only whether an endpoint replied when last probed: services go down and come back, and an entry is demoted rather than removed. None of this is a trust, quality or safety rating.

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