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Battle.net vs D&D 5e API

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

APIBattle.netHEALTHY85D&D 5e APIHEALTHY85
Uptime · 30d
Uptime · 90d100%100%
Uptime · 30d100%100%
P50 · ms10241060
P95 · ms31732083
AuthapiKeynone
CORSnoyes
HTTPSyesyes
Card requirednono
Commercial useunclearunclear
Data licenseUnverifiedUnverified
Free tierFree tier — key may be requiredFree — limits not published
Rate limitUnpublished100 req/window · 99 remaining · resets 1783515667
In directory since2026-07-052026-07-05
operationalpartialdownno data

Battle.net vs D&D 5e API: common questions

Which is more reliable, Battle.net or D&D 5e API?

Both are neck-and-neck — Battle.net and D&D 5e API each measure 100% uptime over 90 days on our probe schedule. Reliability here is verified from our own scheduled checks; use the 30-day bars above to see which has been steadier lately.

Which is faster, Battle.net or D&D 5e API?

Battle.net has the lower median latency in our checks — Battle.net responds in 1024 ms versus D&D 5e API at 1060 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 Battle.net and D&D 5e API need an API key?

D&D 5e API needs no key, while Battle.net requires a free API key. If you want to start calling without signup, reach for D&D 5e API first.

Can I call Battle.net and D&D 5e API from the browser?

Only D&D 5e API is browser-friendly — it returns CORS headers over HTTPS. Battle.net needs a server-side call or proxy, so factor that into which one fits a front-end project.

Are Battle.net and D&D 5e API free for commercial use?

Battle.net has unclear commercial terms, and D&D 5e API 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.