Name: Polygon.io API – Real-Time Stocks, Options, Forex & Crypto Data
Brand: polygon.io
SKU: api-polygon.io-polygon
Availability: InStock
Rating: 5.00 (1 reviews)
Author: API Market

# Polygon.io

### [Documentation](https://polygon.io/docs/stocks)

Polygon.io is one of the best and premier provider of financial market data solutions that gives a wide range of APIs suited for developers, traders and businesses too. Polygon.io focuses on real-time and historical data that offer traders with up-to-date trading information regarding the stock market, cryptocurrencies among other commodities.

The cornerstone of Polygon.io’s offering revolves around high-performance API infrastructure which was designed meticulously for providing reliable algorithmic trading, market analysis and financial application development by streaming low-latency information. Developers can easily build Polygon.io’s APIs into their systems that contain a lot of market insight such as stock quotes and trades to historic prices as well as corporate actions.

What makes Polygon.io different is its commitment to ensuring precise and reliable information closely aligned with what users need when making decisions in finance space characterized with speed. There are several reasons why you may want to use the services provided by Polygon.io: from being an experienced trader willing to improve your strategies to being a fintech start-up eager to create data-driven products.

With an intuitive interface, scalable infrastructure, and available support team, Polygon.io enables people like you or me and organizations access untapped energy resources

### CURL Request and Response

#### Request 
```
curl -X 'GET' \
  'https://api.magicapi.dev/api/v1/polygon.io/polygon/v1/indicators/ema/X%3ABTCUSD?timespan=day&window=50&series_type=close&expand_underlying=false&order=desc&limit=10' \
  -H 'accept: application/json' \
  -H 'x-magicapi-key: API_KEY'
```

#### Response 
```
{
  "results": {
    "underlying": {
      "url": "https://api.polygon.io/v2/aggs/ticker/X:BTCUSD/range/1/day/1483246800000/1718684477023?limit=235&sort=desc"
    },
    "values": [
      {
        "timestamp": 1718582400000,
        "value": 66913.87201514312
      },
      {
        "timestamp": 1718496000000,
        "value": 66931.78515861835
      },
      {
        "timestamp": 1718409600000,
        "value": 66944.15394060277
      },
      {
        "timestamp": 1718323200000,
        "value": 66974.8541014437
      },
      {
        "timestamp": 1718236800000,
        "value": 67014.46488109446
      },
      {
        "timestamp": 1718150400000,
        "value": 67024.99405991465
      },
      {
        "timestamp": 1718064000000,
        "value": 66975.05096031932
      },
      {
        "timestamp": 1717977600000,
        "value": 66961.11304033235
      },
      {
        "timestamp": 1717891200000,
        "value": 66857.57765422347
      },
      {
        "timestamp": 1717804800000,
        "value": 66743.60531357952
      }
    ]
  },
  "status": "OK",
  "request_id": "28f3708a1e034d8fcde92ce95e678d28",
  "next_url": "https://api.polygon.io/v1/indicators/ema/X:BTCUSD?cursor=YWRqdXN0ZWQ9dHJ1ZSZhcD0lN0IlMjJ2JTIyJTNBMCUyQyUyMm8lMjIlM0EwJTJDJTIyYyUyMiUzQTY5Mzk0JTJDJTIyaCUyMiUzQTAlMkMlMjJsJTIyJTNBMCUyQyUyMnQlMjIlM0ExNzE3NzE4NDAwMDAwJTdEJmFzPSZleHBhbmRfdW5kZXJseWluZz1mYWxzZSZsaW1pdD0xMCZvcmRlcj1kZXNjJnNlcmllc190eXBlPWNsb3NlJnRpbWVzcGFuPWRheSZ0aW1lc3RhbXAubHQ9MTcxNzgwNDgwMDAwMCZ3aW5kb3c9NTA"
}

```

Access live & historical market data: stocks, options chains, forex, crypto. WebSocket streams + REST. 15+ years of tick data. Free tier
available via api.market

Polygon.io API – Real-Time Stocks, Options, Forex & Crypto Data

Basic

Polygon.io

Ultra

Mega

Really good API get and financial data. It's pretty fast and reliable.

At Polygon.io, we're on a mission to modernize the financial industry. We believe that the industry runs on old technology, and we're here to change that