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ChartLyrics vs Last.fm

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

APIChartLyricsDEAD0Last.fmREACHABLE—
Uptime · 30d
Uptime · 90d—%—%
Uptime · 30d—%—%
P50 · ms——
P95 · ms——
AuthnoneapiKey
CORSunknownyes
HTTPSnoyes
Card requirednono
Commercial useunclearunclear
Data licenseUnlicensed lyrics dataLast.fm terms — attribution required
Free tierWas: unlimitedFree personal API key
Rate limit—Unpublished
In directory since2026-05-022026-07-05
operationalpartialdownno data

ChartLyrics vs Last.fm: common questions

Which is more reliable, ChartLyrics or Last.fm?

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

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

Can I call ChartLyrics and Last.fm from the browser?

Only Last.fm 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 ChartLyrics and Last.fm free for commercial use?

ChartLyrics has unclear commercial terms, and Last.fm 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.