Auto Body Shop Directory vs AZ511

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

Uptime · 30d
Uptime · 90d98.0%95.1%
Uptime · 30d100%95.0%
P50 · ms5592272
P95 · ms28724610
AuthnoneapiKey
CORSyesno
HTTPSyesyes
Card requirednono
Commercial useunclearunclear
Data licenseProprietary — attribution + link-back requiredUnverified
Free tierFree — limits not publishedFree tier — API key required
Rate limitUnpublishedUnpublished
In directory since2026-07-052026-07-05
operationalpartialdownno data

Auto Body Shop Directory vs AZ511: common questions

Which is more reliable, Auto Body Shop Directory or AZ511?

On our scheduled checks, Auto Body Shop Directory leads on measured uptime — Auto Body Shop Directory at 98.0% versus AZ511 at 95.1% 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, Auto Body Shop Directory or AZ511?

Auto Body Shop Directory has the lower median latency in our checks — Auto Body Shop Directory responds in 559 ms versus AZ511 at 2272 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 Auto Body Shop Directory and AZ511 need an API key?

Auto Body Shop Directory needs no key, while AZ511 requires a free API key. If you want to start calling without signup, reach for Auto Body Shop Directory first.

Can I call Auto Body Shop Directory and AZ511 from the browser?

Only Auto Body Shop Directory is browser-friendly — it returns CORS headers over HTTPS. AZ511 needs a server-side call or proxy, so factor that into which one fits a front-end project.

Are Auto Body Shop Directory and AZ511 free for commercial use?

Auto Body Shop Directory has unclear commercial terms, and AZ511 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.