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IMDbOT vs ChartLyrics

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

APIIMDbOTNEW—ChartLyricsDEAD0
Uptime · 30d
Uptime · 90d—%—%
Uptime · 30d—%—%
P50 · ms——
P95 · ms——
Authnonenone
CORSyesunknown
HTTPSyesno
Card requirednono
Commercial useunclearunclear
Data licenseUnverifiedUnlicensed lyrics data
Free tierFree — limits not publishedWas: unlimited
Rate limitUnpublished—
In directory since2026-07-052026-05-02
operationalpartialdownno data

IMDbOT vs ChartLyrics: common questions

Which is more reliable, IMDbOT or ChartLyrics?

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

Neither needs a paid key — IMDbOT is callable with no signup, and ChartLyrics is callable with no signup. Both are quick to prototype with; rate limits still apply.

Can I call IMDbOT and ChartLyrics from the browser?

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

Are IMDbOT and ChartLyrics free for commercial use?

IMDbOT has unclear commercial terms, and ChartLyrics 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.