UnusualWhales API

UnusualWhales API

https://api.unusualwhales.com

UnusualWhales API

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

K

Kafka Streaming

Real-time data streaming

AI

MCP Server

Connect to Claude & AI tools

?

Check API Usage

Monitor your quota

!

Fix 404 Errors

Troubleshoot AI tools

MD

SKILL.md

For AIs/Agents working with the API

UW

Public API

Product overview & capabilities

$

Pricing

Plans & API add-ons

K

Kafka

Institutional streaming

E

Enterprise

Redistribution & custom solutions

Data we provide

Every dataset on the platform, exposed through the API — from options flow and Greek exposure to dark pool, congressional trades, and the CME futures tape. Click a category to jump into its endpoints.

Futures 5 Gex/Greeks 11 alerts 5 commodities 1 companies 5 congress 4 crypto 4 darkpool 3 digital_currencies 2 earnings 3 economy 1 etfs 5 forex 3 group_flow 2 insiders 4 institution 7 intel 5 lit-flow 2 market 12 news 1 option-contract 7 option-trade 8 options-pulse 4 politician_portfolios 5 potus 2 predictions 9 private_markets 9 screener 4 seasonality 4 short 7 stock 38 stock-directory 1 unusual_trades 4 volatility 6 websocket 15

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]

For API support or questions: [email protected]