OnSched Consumer API vs Yes-as-a-Service

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

Uptime · 30d
Uptime · 90d100%98.0%
Uptime · 30d100%98.3%
P50 · ms722557
P95 · ms18901380
AuthapiKeynone
CORSyesyes
HTTPSyesyes
Card requirednono
Commercial useunclearunclear
Data licenseUnverifiedUnverified
Free tierFree tier — API key requiredFree — limits not published
Rate limitUnpublishedUnpublished
In directory since2026-07-052026-07-05
operationalpartialdownno data

OnSched Consumer API vs Yes-as-a-Service: common questions

Which is more reliable, OnSched Consumer API or Yes-as-a-Service?

On our scheduled checks, OnSched Consumer API leads on measured uptime — OnSched Consumer API at 100% versus Yes-as-a-Service at 98.0% 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, OnSched Consumer API or Yes-as-a-Service?

Yes-as-a-Service has the lower median latency in our checks — OnSched Consumer API responds in 722 ms versus Yes-as-a-Service at 557 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 OnSched Consumer API and Yes-as-a-Service need an API key?

Yes-as-a-Service needs no key, while OnSched Consumer API requires a free API key. If you want to start calling without signup, reach for Yes-as-a-Service first.

Can I call OnSched Consumer API and Yes-as-a-Service from the browser?

Yes — both OnSched Consumer API and Yes-as-a-Service send CORS headers over HTTPS, so front-end code can fetch either directly with no backend proxy. That makes them easy to swap in a client-side app while you compare responses.

Are OnSched Consumer API and Yes-as-a-Service free for commercial use?

OnSched Consumer API has unclear commercial terms, and Yes-as-a-Service 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.