Poly.feed

Real-time Stock
Market Data APIs

99.95% Price Accuracy.
No Exchange Fees.


PolyFeed

Financial Market Data

Directly from the Source

Real-time Data from 5 Top US Stock Exchanges

99.95% Price Accuracy

Poly.feed provides instant access to real-time data from 5 top US stock exchanges, that's formidable market coverage and 99.95% price accuracy – without the costly exchange fees typically associated with real-time market data streams.

  • Investors Exchange LLC
  • NYSE National, Inc.
  • Nasdaq BX, Inc.
  • Nasdaq PHLX LLC
  • NYSE Chicago, Inc.
Poly.Feed Exchanges

Historical Data from All 16 US Stock Exchanges

CTA, UTP and OTC Markets

Poly.feed also includes over 15 years of historical data, and end of day delayed tick-level data from all 19 US stock exchanges and dark pools.

Historical Data from All 19 Exchanges

  • New York Stock Exchange LLC
  • NYSE National, Inc.
  • NYSE Chicago, Inc.
  • NYSE Arca, Inc.
  • NYSE American LLC
  • Nasdaq Stock Market LLC
  • Nasdaq BX, Inc.
  • Nasdaq PHLX LLC
  • Nasdaq ISE, LLC
  • Investors Exchange LLC
  • Financial Industry Regulatory Authority, Inc.
  • Cboe Exchange, Inc.
  • Cboe EDGX Exchange, Inc.
  • Cboe EDGA Exchange, Inc.
  • Cboe BZX Exchange, Inc.
  • Cboe BYX Exchange, Inc.
  • Long Term Stock Exchange, Inc.
  • Members Exchange (MEMX)
  • MIAX Pearl, LLC (MIAX).
  • OTC Markets (coming soon)
Poly.Feed Networks

Unlimited Access

All the APIs you Need


  • RESTful APIs

  • GET Exchanges
  • GET Historical Trades
  • GET Historical Quotes
  • GET Last Trade for a Symbol
  • GET Last Quote for a Symbol
  • GET Condition Mappings
  • GET Snapshot - All Tickers
  • GET Snapshot - Single Ticker
  • GET Snapshot - Gainers / Losers
  • GET Previous Close
  • GET Aggregates
  • GET Grouped Daily
  • Reference Data
    RESTful APIs

  • GET Tickers
  • GET Ticker Types
  • GET Ticker Details
  • GET Ticker News
  • GET Markets
  • GET Locales
  • GET Stock Splits
  • GET Stock Dividends
  • GET Stock Financials
  • GET Market Status
  • GET Market Holidays
  • Real-Time WebSockets

  • Real-TimeAggregates
  • Real-Time Quotes
  • Real-Time Trades
  • Real-Time LULD (coming soon)
  • Real-Time Trading Halts (coming soon)

Trusted by Top Companies, Governments, and Institutions

Google
Stanford
Robinhood
Alpaca
Revolut
SEC

Just a few of our features



Tick by Tick

See each and every Trade & Quote which happens in the US in real-time. Trillions of rows of historical tick data available via RESTful APIs

Unlimited REST

We do not limit how much you can use our RESTful APIs. There are no daily call limits, or maximum queries per minute.

Low Latency

Our platform provides low latency real-time data with a mean latency of 20ms. This is orders of magnitude faster than our closest competitor.

Snapshot APIs

See the entire market at a glance with our powerful Snapshot APIs. You can also query the gainers and losers for the current day.

Aggregates

1min - 1yr aggregate intervals. We allow you to query the aggregate in the size you want. 1min, 7min, 16day, anything is possible.

Transparent Pricing

Know exactly what you're going to pay. Get the data directly from the source, don't waste money on sales middlemen.

Accurate, Fast, and Reliable

Complete redundancy, horizontally scalable, built on proven technologies.

< 1 millisecond

Ultra low latency APIs

Equinix NY Datacenters

Same datacenters as the exchanges

1,000,000+

Messages per Second

Impeccable Reliability

Multiple redundancies

All Market Data Since 2004

15+ Years of Historical Tick Data

Trade Ticks

Polygon.io market data APIs provide each and every trade message from all US Exchanges and darkpools. Allowing you to see into each aggregate bar to truly understand what's happening in the market.

Quote Ticks

Top of book quotes give you more information into the sitting orders at the exchanges. Knowing the national best bid and offer provides insight for the next execution price(s).

Aggregate Bars

Our aggregates APIs are extremely powerful for visualizing and understanding prices for a long or short range of time. We generate our own aggregates from the raw trade data for ultimate accuracy.

Both unadjusted and split adjusted aggregates are available and can be generated in any size time window from 1min - 1yr. Now you can finally get the exact time windows you want, no matter the size.


Historical Data APIs:

  • GET Historical Trades
  • GET Historical Quotes
  • GET Last Trade
  • GET Last Quote
  • GET Daily Open/Close
  • GET Previous Close
  • GET Aggregates
  • GET Grouped Daily
1// Stocks TRADE:
2{
3    "ev": "T",              // Event Type
4    "sym": "MSFT",          // Symbol Ticker
5    "x": "4",               // Exchange ID
6    "p": 114.125,           // Price
7    "s": 100,               // Trade Size
8    "c": [0, 12],           // Trade Conditions
9    "t": 1536036818784      // Trade Timestamp ( Unix MS )
10}
11
12// Stocks QUOTE:
13{
14    "ev": "Q",              // Event Type
15    "sym": "MSFT",          // Symbol Ticker
16    "bx": "4",              // Bid Exchange ID
17    "bp": 114.125,          // Bid Price
18    "bs": 100,              // Bid Size
19    "ax": "7",              // Ask Exchange ID
20    "ap": 114.128,          // Ask Price
21    "as": 160,              // Ask Size
22    "c": 0,                 // Quote Condition
23    "t": 1536036818784      // Quote Timestamp ( Unix MS )
24}
25
26// Stocks Aggregate:
27{
28    "ev": "AM",             // Event Type ( A = Second Agg, AM = Minute Agg )
29    "sym": "MSFT",          // Symbol Ticker
30    "v": 10204,             // Tick Volume
31    "av": 200304,           // Accumulated Volume ( Today )
32    "op": 114.04,           // Today's official opening price
33    "vw": 114.4040,         // VWAP (Volume Weighted Average Price)
34    "o": 114.11,            // Tick Open Price
35    "c": 114.14,            // Tick Close Price
36    "h": 114.19,            // Tick High Price
37    "l": 114.09,            // Tick Low Price
38    "a": 114.1314,          // Tick Average / VWAP Price
39    "s": 1536036818784,     // Tick Start Timestamp ( Unix MS )
40    "e": 1536036818784,     // Tick End Timestamp ( Unix MS )
41}

Company Profiles & More

Reference Data APIs Included

We provide extensive reference data from the most accurate and reliable sources. All information is standardized and accessible via our reference data API endpoints for ease of use.


Reference Data APIs:


  • GET Tickers
  • GET Ticker Types
  • GET Ticker Details
  • GET Ticker News
  • GET Markets
  • GET Locales
  • GET Stock Splits
  • GET Stock Dividends
  • GET Stock Financials
  • GET Market Status
  • GET Market Holidays


Amazon Logo

Amazon.com Inc.

Specialty Retail

Amazon.com Inc is an online retailer. The Company sells its products through the website which provides services, such as advertising services and co-branded credit card agreements. It also offers electronic devices like Kindle e-readers and Fire tablets.

1// Company Profile:
2{
3    "logo": "https://s3.polygon.io/logos/amzn/logo.png",
4    "listdate": "1997-05-15",
5    "cik": "1018724",
6    "bloomberg": "EQ0021695200001000",
7    "lei": "ZXTILKJKG63JELOEG630",
8    "sic": 5961,
9    "country": "usa",
10    "industry": "Retail - Apparel & Specialty",
11    "sector": "Consumer Cyclical",
12    "marketcap": 791855354928,
13    "employees": 566000,
14    "phone": "+1 206 266-1000",
15    "ceo": "Jeffrey P. Bezos",
16    "url": "http://www.amazon.com",
17    "description": "Amazon.com Inc is an online retailer. The Company sells
18        its products through the website which provides services, such as
19        advertising services and co-branded credit card agreements. It also
20        offers electronic devices like Kindle e-readers and Fire tablets.",
21    "exchange": "Nasdaq Global Select",
22    "name": "Amazon.com Inc.",
23    "symbol": "AMZN",
24    "exchangeSymbol": "NGS",
25    "hq_address": "410 Terry Avenue North Seattle WA, 98109-5210",
26    "hq_state": "WA",
27    "hq_country": "USA",
28    "type": "CS",
29    "tags": [
30        "Consumer Cyclical",
31        "Specialty Retail",
32        "Retail - Apparel & Specialty"
33    ],
34    "similar": [
35        "MSFT",
36        "COST",
37        "EBAY",
38        "WMT",
39        "GOOGL"
40    ],
41    "active": true
42}
43

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.

1package main
2import (
3    "fmt"
4    websocket "github.com/gorilla/websocket"
5)
6
7const APIKEY = "YOUR_API_KEY"
8const CHANNELS = "C.AUD/USD,C.USD/EUR,C.USD/JPY"
9
10func main(){
11    c, _, err := websocket.DefaultDialer.Dial("wss://socket.polygon.io/forex", nil )
12    if err != nil {
13        panic( err )
14    }
15    defer c.Close()
16    c.WriteMessage( websocket.TextMessage, []byte( fmt.Sprintf("{\"action\":\"auth\",\"params\":\"%s\"}", APIKEY) ) )
17    c.WriteMessage( websocket.TextMessage, []byte( fmt.Sprintf("{\"action\":\"subscribe\",\"params\":\"%s\"}", CHANNELS) ) )
18    var msg interface{}
19    for {
20        err := c.ReadJSON( &msg ); if err != nil {
21            panic( err )
22        }
23        fmt.Println( "Message:", msg )
24    }
25}
26

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 Brokerage

Alpaca uses Polygon.io to power their cutting edge API first brokerage platform.

Digital Banking & Trading

Revolut trusts Polygon.io to power their new trading application for US stocks.

Enterprise Pricing Plans


poly.feedsip.feeddelayed.feed
$2000/m - No Fees$4000/m + Exchange Fees$699/m + Exchange Fees
Symbols24K+ Symbols24K+ Symbols24K+ Symbols
15+ Years Historical DataYesYesYes
Data LimitsUnlimitedUnlimitedUnlimited
Business / Professional UseYesYesYes
Redistribution RightsYesYesYes
Market Coverage5 Major US ExchangesAll US Stock ExchangesAll US Stock Exchanges
Price Accuracy99.95%100%100%
Real-time DataReal-timeReal-time15 Minute Delayed
Exchange FeesNo Fees+ Exchange Fees+ Exchange Fees

poly.feed

For Business & Market Professionals

  • Real-time stream
  • Unlimited API Calls
  • < 25 millisecond delay
  • All Data APIs
  • 15+ years of historical data
  • 24K+ Symbols
  • 99.95% Price Accuracy
  • 5 Major Exchanges
  • Business and Market Pro Use
  • Redistribution

Get Started Today

Our enterprise sales team is here to help.

$2,000/month- No Exchange Fees.