Bluesky vs Fedora Messaging API

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

Uptime · 30d
Uptime · 90d97.1%97.1%
Uptime · 30d100%98.3%
P50 · ms2681510
P95 · ms12004975
Authnonenone
CORSyesyes
HTTPSyesyes
Card requirednono
Commercial useunclearunclear
Data licenseUnverifiedUnverified
Free tierFree — public AppView, no keyFree — limits not published
Rate limitUnpublishedUnpublished
In directory since2026-07-052026-07-05
operationalpartialdownno data

Bluesky vs Fedora Messaging API: common questions

Which is more reliable, Bluesky or Fedora Messaging API?

Both are neck-and-neck — Bluesky and Fedora Messaging API each measure 97.1% 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, Bluesky or Fedora Messaging API?

Bluesky has the lower median latency in our checks — Bluesky responds in 268 ms versus Fedora Messaging API at 1510 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 Bluesky and Fedora Messaging API need an API key?

Neither needs a paid key — Bluesky is callable with no signup, and Fedora Messaging API is callable with no signup. Both are quick to prototype with; rate limits still apply.

Can I call Bluesky and Fedora Messaging API from the browser?

Yes — both Bluesky and Fedora Messaging API 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 Bluesky and Fedora Messaging API free for commercial use?

Bluesky has unclear commercial terms, and Fedora Messaging 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.