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Monday vs QuickChart

Same instrument, two spec sheets — measured, not claimed.

APIMondayNEW—QuickChartNEW—
Uptime · 30d
Uptime · 90d—%—%
Uptime · 30d—%—%
P50 · ms——
P95 · ms——
AuthapiKeynone
CORSyesno
HTTPSyesyes
Card requirednono
Commercial useunclearunclear
Data licenseUnverifiedUnverified
Free tierFree tier — API key may be required for productionFree — limits not published
Rate limitUnpublishedUnpublished
In directory since2026-07-052026-07-05
operationalpartialdownno data

Monday vs QuickChart: common questions

Which is more reliable, Monday or QuickChart?

On our scheduled checks, QuickChart leads on measured uptime — Monday at —% versus QuickChart 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 Monday and QuickChart need an API key?

QuickChart needs no key, while Monday requires a free API key. If you want to start calling without signup, reach for QuickChart first.

Can I call Monday and QuickChart from the browser?

Only Monday is browser-friendly — it returns CORS headers over HTTPS. QuickChart needs a server-side call or proxy, so factor that into which one fits a front-end project.

Are Monday and QuickChart free for commercial use?

Monday has unclear commercial terms, and QuickChart 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.