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Abstract API vs PageBolt

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

APIAbstract APIHEALTHY89PageBoltHEALTHY91
Uptime · 30d
Uptime · 90d99.02%99.02%
Uptime · 30d98.3%100%
P50 · ms700751
P95 · ms16561432
AuthapiKeyapiKey
CORSyesno
HTTPSyesyes
Card requirednono
Commercial useunclearunclear
Data licenseUnverifiedUnverified
Free tierFree tier — API key may be required for productionFree tier — API key required
Rate limitUnpublishedUnpublished
In directory since2026-07-052026-07-05
operationalpartialdownno data

Abstract API vs PageBolt: common questions

Which is more reliable, Abstract API or PageBolt?

Both are neck-and-neck — Abstract API 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, Abstract API or PageBolt?

Abstract API has the lower median latency in our checks — Abstract API responds in 700 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 Abstract API and PageBolt need an API key?

Both ask you to authenticate — Abstract API uses an API key and PageBolt uses an API key. Each key is free to obtain; the Auth and Card-required rows above spell out the signup terms.

Can I call Abstract API and PageBolt from the browser?

Only Abstract API 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 Abstract API and PageBolt free for commercial use?

Abstract API 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.