Polygon.io Reviews and Details

Is Polygon.io good?

Social recommendations and mentions

• Build an Unusual Options Activity Scanner With Python and Free Data

  Polygon.io gives you 5 API calls/minute on the free tier. That’s rough for options scanning since you need one call per expiration per symbol. I’d only recommend this if you’re scanning fewer than 20 symbols. - Source: dev.to / 3 months ago

• Latency Wars: The Architecture Of A Real-Time Trading Game

  The market data will be streamed from polygon.io. All trades should be handled by the Game Engine, so in the simplest form, the architecture looks like this:. - Source: dev.to / 10 months ago

• Driving Smarter Decisions: Using Share Price APIs for Data-Driven Marketing

  Here are some valuable resources for developers exploring share price API solutions: Alpha Vantage API: A free platform offering extensive stock market data, including historical trends and real-time updates. Yahoo Finance API: A widely used service providing comprehensive financial data. Polygon.io: A robust tool for real-time market data and aggregated information across various financial markets. IEX Cloud:... - Source: dev.to / over 1 year ago

• The use of API on a web app, considered individual or commercial use?

  I am building a web app, and I would like to use the polygon.io API on the back-end to forecast the market sentiment. The individual upgrade is $200, while business upgrade would cost $2000. Would my use of the API considered personal or commercial? Source: over 2 years ago

• ChatGPT is going to revolutionize the stock market (with data)

  It's worth mentioning that we use polygon.io to provide market information, which has the ability to specify time frames for data. Each ChatGPT call will have the appropriate information at the time it should. We also use a temperature of 0, as we want idempotent predictions. Source: about 3 years ago

• Good data provider

  I am currently testing the products from Polygon.io . They seem to have everything I need, however I noticed that sometimes prices are not adjusted for splits. I have seen on subreddit that this is a known problem with Polygon (about more than 3 years ago!) so I am wondering about the quality of their data. Source: about 3 years ago

• 45 DTE: Best Options Report for 6/28/2023

  Polygon.io is our main data source, then we have other auxiliary sources to fill in other details polygon doesn't provide. Source: about 3 years ago

• Using GPT's Function Calling Capability: Stock Information Demo

  To get the stock price data, we are going to use Polygon,. - Source: dev.to / about 3 years ago

• Automated Trading

  I already have some coding experience. I just wanted to avoid recreating something, if there was a decent platform for it already. When looking at a building an automated trading system, these are core pieces: 1) Rest API Datasource for screeners, fundamental details, historical pricing, news (events, split, dividends, earnings, insider transactions). 2) Live Streaming Data. Usually provided via websockets, and... Source: about 3 years ago

• Feedback regarding my landing page

  Definitely a good start, but it could use a lot of modernization. I would look at a similar product https://polygon.io/ for inspiration. Source: about 3 years ago

• Open Source Automated Sentiment Analysis using Python Polygon.io and Open.ai

  Polygon.io: You can get an API key by creating an account on the Polygon.io website (https://polygon.io/). The cost is $30 per month. Source: about 3 years ago

• Welcome to Voxscript!

  You can also use it with the polygon.io plugin to analyze cryptocurrencies, stocks, financial YouTube videos, etc which I think is a pretty cool use case. Source: about 3 years ago

• I'm looking for "Real time" stock market API

  When I was playing around with algo trading, I used Polygon API - https://polygon.io. Source: about 3 years ago

• PolygonIO vs IQFeed

  Hey, I maintain the python client for polygon.io. I'll check these issues out and fix them if needed. I know we do multi-threaded requests already but maybe I'll do some benchmarks or something to see for sure. Source: about 3 years ago

• The Best Tools for the Job

  Polygon (freemium) — For live stock market data, Polygon is the best. The API is robust, simple to use, and supports intraday data, as well as OTC tickers. Source: over 3 years ago

• Price "Spikes" In Liquid Underlyings? Any Explanation?

  I also use polygon.io for my data, and in that data the spike exists as well. Source: over 3 years ago

• A Free Financial Database (OHLCV) for Everyone

  EVERYTHING has to be free (application side of things if they want to pay for premium polygon.io data so be it). Source: over 3 years ago

• Feetr Data Dump: BBBY TENX UNCY LUNR ARDS

  Market data is an easier one to answer. We currently use https://alpaca.markets/ and they're pretty good, but we're also looking at https://polygon.io/ as they're the industry leader (but also 2k per month for what we require). Source: over 3 years ago

• hey profitable traders, if you had to start over again right now and use tdameritrade could you ...

  And there's no law against having multiple brokers or APIs, like https://polygon.io/. Source: over 3 years ago

• Besides Alpha Vantage, where can a person find an API that gives years worth of historical stock prices for stocks? I currently use Alpha Vantage for other stock information and can't keep querying it due to usage limits.

  Why do others go through the trouble of using polygon.io or or tiingo. Source: over 3 years ago

• Basics

  Decide what would be the input data for your trading decisions? Is it just market data (technical indicators), or do you want to have alternative data used by your algo as well? In any case you need to find a data provider. For market data many here are using polygon.io, also sometimes you can get it from the broker directly. Alternative data is much more tricky - currently I don’t know a great and stable source... Source: over 3 years ago