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The official Unusual Whales API and MCP Server gives you 100+ endpoints for options flow, dark pool, congressional trading, Greek exposure, volatility, and more. Connect via REST, WebSocket, Kafka, or MCP.

Base URL

https://api.unusualwhales.com

Authentication

Bearer YOUR_API_KEY

Resources

Kafka Streaming

Real-time data streaming

MCP Server

Connect AI tools with your API key

ChatGPT, Claude and Grok

Sign in with your Unusual Whales account

Check API Usage

Monitor your quota

Fix 404 Errors

Troubleshoot AI tools

SKILL.md

For AIs/Agents working with the API

Historical Option Trades

Historical option trades data is available at $250 per month for the full market. For more than 1 year we offer 10% discount on the full price.Download example parquet file

Enterprise / Professional

Prospective Enterprise/Professional subscribers can email us for more information about redistribution licenses or custom solutions.[email protected]
Last modified on October 4, 2026