MarketAux vs PredictHQ
Same instrument, two spec sheets — measured, not claimed.
MarketAux vs PredictHQ: common questions
Which is more reliable, MarketAux or PredictHQ?
On our scheduled checks, PredictHQ leads on measured uptime — MarketAux at —% versus PredictHQ at —% over 90 days. These are our own probe results, not provider claims; the uptime bars above show the day-by-day record for both.
Do MarketAux and PredictHQ need an API key?
Both ask you to authenticate — MarketAux uses an API key and PredictHQ uses an API key. Each key is free to obtain; the Auth and Card-required rows above spell out the signup terms.
Can I call MarketAux and PredictHQ from the browser?
Yes — both MarketAux and PredictHQ send CORS headers over HTTPS, so front-end code can fetch either directly with no backend proxy. That makes them easy to swap in a client-side app while you compare responses.
Are MarketAux and PredictHQ free for commercial use?
MarketAux has unclear commercial terms, and PredictHQ has unclear commercial terms. We track service terms and the data license as separate fields — see the Commercial use and Data license rows above, and confirm both before shipping either in a paid product.