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Wallhaven vs ChartLyrics

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

APIWallhavenNEW—ChartLyricsDEAD0
Uptime · 30d
Uptime · 90d—%—%
Uptime · 30d—%—%
P50 · ms——
P95 · ms——
AuthapiKeynone
CORSnounknown
HTTPSyesno
Card requirednono
Commercial useunclearunclear
Data licenseUnverifiedUnlicensed lyrics data
Free tierFree tier — key may be requiredWas: unlimited
Rate limit45 req/window · 44 remaining—
In directory since2026-07-052026-05-02
operationalpartialdownno data

Wallhaven vs ChartLyrics: common questions

Which is more reliable, Wallhaven or ChartLyrics?

On our scheduled checks, ChartLyrics leads on measured uptime — Wallhaven 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 Wallhaven and ChartLyrics need an API key?

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

Can I call Wallhaven and ChartLyrics from the browser?

Neither sends browser-friendly CORS headers reliably, so call Wallhaven and ChartLyrics from a server or proxy rather than client-side. The CORS and HTTPS rows above show exactly what we detected for each.

Are Wallhaven and ChartLyrics free for commercial use?

Wallhaven 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.