Market Data APIs
Stocks, Options, Forex, and More
Built by Developers for Developers
Trusted by Top Companies, Governments, and Institutions.
Real-time & Historical
Financial Market Data APIs
Stock WebSockets
Stock API
Reference Data API
Forex WebSockets
Forex API
Crypto WebSockets
Crypto API
Use Any Language
Clients for All Major Development Languages
Create your application in any language. No more C++/Java limitations. Use the technology you already know, and spend your time creating, not integrating.
Getting Started
Accurate, Fast, and Reliable
Complete redundancy, horizontally scalable, built on proven technologies.
< 1 millisecond
Ultra low latency APIs
Equinix NY Data Centers
Same data centers as the exchanges
1,000,000+
Messages per Second
Impeccable Reliability
Multiple redundancies
Create Powerful Visualizations
Develop for Any Platform
Polygon.io's market data APIs give you the tools you need to create visualizations for any platform or operating system, in the coding language which fits you best.
Success Stories
You're in Good Company
Data for BigQuery
Polygon.io has teamed up with Google to provide BigQuery public dataset for stock data.
Powering Fool.com
The Motley Fool uses Polygon.io to power one of the largest financial and investing advice websites in the world.
Digital Banking & Trading
Revolut trusts Polygon.io to power their new trading application for US stocks.
Simple Pricing
Instant Access. Cancel Anytime.
20% Discount
stocks
All US Exchanges + Dark Pools
stocks
Basic
Great for trying our APIs
Free
- 5 API Calls / Minute
- End of Day Data
- 2 Years Historical Data
- 100% Market Coverage
- Reference Data
- Fundamental Data
- Corporate Actions
- Aggregate Bars
Individual Use
stocks
Starter
Great for aggregates
$29
/month
- Unlimited API Calls
- 15-minute Delayed Data
- 5 Years Historical Data
- 100% Market Coverage
- Reference Data
- Fundamental Data
- Corporate Actions
- Aggregate Bars
- Snapshots
- WebSocket
Individual Use
stocks
Developer
Great for historical data
$79
/month
- Unlimited API Calls
- 15-minute Delayed Data
- 10 Years Historical Data
- 100% Market Coverage
- Reference Data
- Fundamental Data
- Corporate Actions
- Aggregate Bars
- Snapshots
- WebSocket
- Trades
Individual Use
stocks
Advanced
Great for real-time data
$200
/month
- Unlimited API Calls
- Real-time Data
- 15+ Years Historical Data
- 100% Market Coverage
- Reference Data
- Fundamental Data
- Corporate Actions
- Aggregate Bars
- Snapshots
- WebSocket
- Trades
- Quotes
options
All US Options Trades & Quotes
options
Basic
Great for trying our APIs
Free
- 5 API Calls / Minute
- End of Day Data
- 2 Years Historical Data
- 100% Market Coverage
- Reference Data
- Fundamental Data
- Corporate Actions
- Aggregate Bars
Individual Use
options
Starter
Great for aggregates
$29
/month
- Unlimited API Calls
- 15-minute Delayed Data
- 2 Years Historical Data
- 100% Market Coverage
- Reference Data
- Fundamental Data
- Corporate Actions
- Aggregate Bars
- Snapshots
- WebSocket
Individual Use
options
Developer
Great for historical data
$79
/month
- Unlimited API Calls
- 15-minute Delayed Data
- 4 Years Historical Data
- 100% Market Coverage
- Reference Data
- Fundamental Data
- Corporate Actions
- Aggregate Bars
- Snapshots
- WebSocket
- Trades
Individual Use
options
Advanced
Great for real-time data
$199
/month
- Unlimited API Calls
- Real-time Data
- 5+ Years Historical Data
- 100% Market Coverage
- Reference Data
- Fundamental Data
- Corporate Actions
- Aggregate Bars
- Snapshots
- WebSocket
- Trades
- Quotes
Individual Use
indices
10000+ Indices including S&P, Dow Jones and more
indices
Basic
Great for trying our APIs
Free
- 5 API Calls / Minute
- End of Day Data
- Historical Data - Coming Soon
- Limited Tickers
- Aggregate Bars
- Technical Indicators
- Reference Data
Individual Use
indices
Starter
Great for aggregates
$49
/month
- Unlimited API Calls
- 15-minute Delayed Data
- Historical Data - Coming Soon
- All Tickers
- Aggregate Bars
- Technical Indicators
- Reference Data
- Snapshots
- WebSocket
Individual Use
indices
Advanced
Great for real-time data
$99
/month
- Unlimited API Calls
- Real-time Data
- Historical Data - Coming Soon
- All Tickers
- Aggregate Bars
- Technical Indicators
- Reference Data
- Snapshots
- WebSocket
Individual Use
currencies
Crypto + Forex
currencies
Basic
Great for trying our APIs
Free
- 5 API Calls / Minute
- End of Day Data
- 2 Years of Historical Data
- Reference Data
- Aggregate Bars
Individual Use
currencies
Starter
Great for historical data
$49
/month
- Unlimited API Calls
- Real-time Data
- 10+ Years Historical Data
- Reference Data
- Aggregate Bars
- Snapshots
- WebSocket
- Trades
- Quotes
Individual Use
Not sure which plan to choose?
Contact Us
We’re always here to assist if you happen to need our help. Feel free to contact us and one of our team members will gladly walk you through choosing the right plan for you.
Contact UsWe
Happy
Customers
Polygon is a dream come true when compared to some of the largest players in the market. They provide excellent quality data through a modern API with no long term contract.
Dan Aisen
Founder @ Proof Trading