IMDbOT vs MediaCaption API

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

Uptime · 30d
Uptime · 90d21.7%100%
Uptime · 30d0.0%100%
P50 · ms12081277
P95 · ms17392101
AuthnoneapiKey
CORSnoyes
HTTPSyesyes
Card requirednono
Commercial useunclearyes
Data licenseUnverified
Free tierFree — limits not published10 credits when you sign up
Rate limitUnpublished60 req/min
In directory since2026-07-052026-07-18
operationalpartialdownno data

IMDbOT vs MediaCaption API: common questions

Which is more reliable, IMDbOT or MediaCaption API?

On our scheduled checks, MediaCaption API leads on measured uptime — IMDbOT at 21.7% versus MediaCaption API 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, IMDbOT or MediaCaption API?

IMDbOT has the lower median latency in our checks — IMDbOT responds in 1208 ms versus MediaCaption API at 1277 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 IMDbOT and MediaCaption API need an API key?

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

Can I call IMDbOT and MediaCaption API from the browser?

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

Are IMDbOT and MediaCaption API free for commercial use?

IMDbOT has unclear commercial terms, and MediaCaption API allows commercial use on its free tier. 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.