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Crates.io vs PageBolt

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

APICrates.ioHEALTHY90PageBoltHEALTHY91
Uptime · 30d
Uptime · 90d99.02%99.02%
Uptime · 30d100%100%
P50 · ms458751
P95 · ms13171432
AuthnoneapiKey
CORSyesno
HTTPSyesyes
Card requirednono
Commercial useunclearunclear
Data licenseUnverifiedUnverified
Free tierFree — limits not publishedFree tier — API key required
Rate limitUnpublishedUnpublished
In directory since2026-07-052026-07-05
operationalpartialdownno data

Crates.io vs PageBolt: common questions

Which is more reliable, Crates.io or PageBolt?

Both are neck-and-neck — Crates.io and PageBolt each measure 99.02% 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, Crates.io or PageBolt?

Crates.io has the lower median latency in our checks — Crates.io responds in 458 ms versus PageBolt at 751 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 Crates.io and PageBolt need an API key?

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

Can I call Crates.io and PageBolt from the browser?

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

Are Crates.io and PageBolt free for commercial use?

Crates.io has unclear commercial terms, and PageBolt 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.