
Provides specific answers to questions using data and algorithms.
WolframAlpha API is a free Machine Learning API that requires apiKey authentication, is served over HTTPS and has unconfirmed CORS support.
Easily add top-of-the-line computational knowledge into your applications with Wolfram|Alpha APIs. Options from free to pre-built and custom solutions.
Details from products.wolframalpha.com.

Unified API suite · now live
Geocode an address, validate an email, track a flight or pull stock data with one account, one dashboard and one API key.
One OpenAI-compatible endpoint for hundreds of LLMs, with a free tier and per-token pricing
The WolframAlpha API is provided by Wolfram|Alpha APIs: Computational Knowledge Integration (products.wolframalpha.com). Easily add top-of-the-line computational knowledge into your applications with Wolfram|Alpha APIs. Options from free to pre-built and custom solutions.
Yes. The WolframAlpha API is listed in the Machine Learning category of the public-apis directory, which only includes APIs that are free or have a free tier. Check its documentation for rate limits and paid plans.
Yes. The WolframAlpha API uses apiKey authentication, so you need to register for credentials before making requests.
CORS support for the WolframAlpha API is unknown. Test a request from the browser, and fall back to a server-side call if it is blocked.
Yes. The WolframAlpha API is served over HTTPS, so it's safe to use in production.