Polygon.io
Twelve Data
Alpha Vantage
Hotstoks
Quandl
Alpaca
Finage
Financial Modeling Prep
Yahoo! Finance - Currencies Center
XE.com
Tweetbot
Valuta+
Currencies
Elk
Universal Currency Converter
xCurrency - Smart Currency
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Based on our record, Polygon.io seems to be more popular. It has been mentiond 82 times since March 2021. We are tracking product recommendations and mentions on various public social media platforms and blogs. They can help you identify which product is more popular and what people think of it.
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: 6 months ago
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: 11 months ago
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: 11 months ago
Polygon.io is our main data source, then we have other auxiliary sources to fill in other details polygon doesn't provide. Source: 11 months ago
To get the stock price data, we are going to use Polygon,. - Source: dev.to / 11 months ago
Twelve Data - The simplest and most effective way to access both realtime and historical stock, forex, cryptocurrency data, and over 100 technical indicators.
XE.com - XE.com Inc. (XE) is a Canadian online foreign exchange services company.
Alpha Vantage - Alpha Vantage offers free APIs in JSON and CSV formats for realtime and historical stock and forex data, digital/crypto currency data and over 50 technical indicators.
Tweetbot - Sync your timeline across your iPhone, iPad, and Mac. Mute tweets by user, hashtag, tweet source, or keywords (including regex). 3rd Party support for image, video, read later, and timeline sync services.
Hotstoks - The stock market API powered by SQL.
Valuta+ - Valuta+ is a super simple & free currency converter. The interface is fast and makes you convert exchange rates very easily. This app have more than 160+ currencies for you and is always updated.
