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GeoScore vs TotalShiftLeft Sandbox

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

APIGeoScoreHEALTHY50TotalShiftLeft SandboxHEALTHY95
Uptime · 30d
Uptime · 90d51.0%100%
Uptime · 30d81.7%100%
P50 · ms4141328
P95 · ms49841741
AuthapiKeynone
CORSyesno
HTTPSyesyes
Card requirednono
Commercial useunclearunclear
Data licenseUnverifiedUnverified
Free tierFree tier — API key requiredFree — open sandbox, auth optional
Rate limitUnpublished100 req/window · 99 remaining · resets 60
In directory since2026-07-052026-07-05
operationalpartialdownno data

GeoScore vs TotalShiftLeft Sandbox: common questions

Which is more reliable, GeoScore or TotalShiftLeft Sandbox?

On our scheduled checks, TotalShiftLeft Sandbox leads on measured uptime — GeoScore at 51.0% versus TotalShiftLeft Sandbox at 100% over 90 days. These are our own probe results, not provider claims; the uptime bars above show the day-by-day record for both.

Which is faster, GeoScore or TotalShiftLeft Sandbox?

TotalShiftLeft Sandbox has the lower median latency in our checks — GeoScore responds in 4141 ms versus TotalShiftLeft Sandbox at 328 ms (P50). Tail latency (P95) is in the table above; for most workloads the median is the number that shapes how the API feels.

Do GeoScore and TotalShiftLeft Sandbox need an API key?

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

Can I call GeoScore and TotalShiftLeft Sandbox from the browser?

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

Are GeoScore and TotalShiftLeft Sandbox free for commercial use?

GeoScore has unclear commercial terms, and TotalShiftLeft Sandbox 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.