# Aperiodic: pricing, API and features

Category: [Market data APIs](https://tokvane.app/categories/market-data-apis) · Vendor: Aperiodic Limited · Website: https://aperiodic.io · Status: active

Point-in-time microstructure metrics (order flow, liquidity, funding, open interest) for crypto and RWA perps on Binance, OKX and Hyperliquid, via REST, CLI, Python and WebSocket.

> Aperiodic (Aperiodic Limited) — pricing: from $199/month; free tier: No; REST: Yes; MCP: unknown; open source: unknown.

## Pricing

- **Model:** paid
- **Free tier:** No — A fixed preview slice (BTC-USDT perp on Binance, 5m, May 2025) downloads without a key; other data needs a paid plan.
- **Plans:** Pro: $199/month (15 of 19 datasets, 4 years history); Prime: $399/month (all 19 datasets, 5 years, no rate limits); Prime Commercial: $799/month (commercial licence); Prime + Raw: $1499/month (adds raw trades, quotes, mark, index, funding)
- **Notes:** Pricing page toggles monthly/yearly billing; llms.txt describes the plans as billed yearly. Institutional plan is custom.

_Verified on 2026-10-30. Source: https://aperiodic.io/pricing_

## Access & auth

- **Authentication:** api-key
- **KYC required:** unknown
- **Notes:** X-API-KEY header; preview endpoint accepts the DEMO-KEY value per llms.txt.

_Verified on 2026-10-30. Source: https://aperiodic.io/api-docs_

## Coverage

- **Exchanges:** binance-futures, okx-perps, hyperliquid-perps
- **Chains:** unknown
- **Assets:** Crypto perpetuals plus RWA perps (stocks, ETFs, commodities, FX)

_Verified on 2026-10-30. Source: https://aperiodic.io/llms.txt_

## Capabilities

- **Capabilities:** price-data, historical-data, orderbook-data, trades-data, derivatives-data, funding-rates, open-interest, multi-exchange

_Verified on 2026-10-30. Source: https://aperiodic.io/llms.txt_

## Interfaces

- **REST API:** Yes
- **WebSocket:** Yes
- **SDKs:** python
- **Official MCP server:** unknown
- **Other:** CLI, Parquet delivery, OpenAPI spec, llms.txt

_Verified on 2026-10-30. Source: https://aperiodic.io/llms.txt_

## Open source & self-hosting

- **Open source:** unknown
- **Licence:** unknown
- **Self-host:** unknown

_Verified on 2026-10-30. Source: https://aperiodic.io/llms.txt_

## FAQ

**Does Aperiodic have a free tier?**
No free tier was listed on the vendor's pricing page on 2026-10-30.

**Does Aperiodic offer an API?**
REST: Yes. WebSocket: Yes. Official MCP server: unknown. Verified 2026-10-30.

**Is Aperiodic open source or self-hostable?**
Open source: unknown; licence: unknown; self-host: unknown. Verified 2026-10-30.

**What are alternatives to Aperiodic?**
Other market data apis in our directory: 0xArchive, AllTick Market Data API, altFINS, Amberdata Market Data API, Aster Futures API (market data).

Alternatives: https://tokvane.app/alternatives/aperiodic

Information only, not financial or investment advice.