ICD-10 Codes vs Open Disease

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

Uptime · 30d
Uptime · 90d100%99.02%
Uptime · 30d100%98.3%
P50 · ms1831451
P95 · ms38981226
Authnonenone
CORSyesyes
HTTPSyesyes
Card requirednono
Commercial useunclearunclear
Data licenseUnverifiedUnverified (sources vary; see project repo)
Free tierFree — limits not publishedFree — no key required
Rate limitUnpublishedUnpublished
In directory since2026-07-052026-07-05
operationalpartialdownno data

ICD-10 Codes vs Open Disease: common questions

Which is more reliable, ICD-10 Codes or Open Disease?

On our scheduled checks, ICD-10 Codes leads on measured uptime — ICD-10 Codes at 100% versus Open Disease at 99.02% 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, ICD-10 Codes or Open Disease?

Open Disease has the lower median latency in our checks — ICD-10 Codes responds in 1831 ms versus Open Disease at 451 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 ICD-10 Codes and Open Disease need an API key?

Neither needs a paid key — ICD-10 Codes is callable with no signup, and Open Disease is callable with no signup. Both are quick to prototype with; rate limits still apply.

Can I call ICD-10 Codes and Open Disease from the browser?

Yes — both ICD-10 Codes and Open Disease 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 ICD-10 Codes and Open Disease free for commercial use?

ICD-10 Codes has unclear commercial terms, and Open Disease 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.