Aperiodic
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Pricing
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Start with your agent

Find the cheapest venue to trade

What a market order costs on each venue, and when. Your agent installs the client, tries the free preview, then does this.
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Opening Codex with this prompt typed in. Nothing opened? It may not be installed here: copy the prompt into any agent.

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Read https://aperiodic.io/start.md and follow it. Then, for the FLUID perps on every venue over the last 30 days, compare what a $100k market order costs (`l1_liquidity`, `slippage`, `impact`), and tell me where and at what hours it is cheapest.

Every prompt we link to

Buttons across the site, from the catalog and the API docs to notebooks, the guide and Pre-flight, open your agent with one of these. Each reads a skill file and then does one task. The underlined words are what the page you came from fills in.

Aperiodic

Built from hundreds of terabytes of raw data and distilled into point-in-time metrics you can pull as parquet files. Plus the raw trades, quotes and derivatives data behind them.

Use Cases
  • Improve your backtest
  • Find new alpha
  • Execute smarter
Indices
  • All indices
  • Aperiodic Cost Index
  • Aperiodic Depth Index
  • Aperiodic Impact Index
Metrics
  • Metrics library
  • Data Catalog
  • Live markets dashboard
  • Global Liquidity
  • Unusual activity
  • Order Flow
  • L1 & L2
  • Derivatives
  • RWA
  • Raw Data
Developers
  • API Docs
  • Live WebSocket Feed
  • MCP Server
  • Notebooks
  • For AI Agents
  • Atlas Security Master
  • Pre-flight
  • Changelog
  • Roadmap
  • llms.txt
Learn
  • Replays
  • Microstructure Guide
  • Architecture
  • Research Blog
  • FAQ
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Company
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  • Terms of Service
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  • Licensing
  • SLA

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Aperiodic Limited · Registered in Ireland · Company No. 815273 ·
136 Capel Street, Dublin D01 T2C9, Ireland

Shown: minute closes of 847 perpetuals, 20:30–22:30 UTC on 10 Oct 2025, IOTX in orange · built with ohlcv 1m