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ELI vs PageBolt

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

APIELIHEALTHY92PageBoltHEALTHY91
Uptime · 30d
Uptime · 90d99.02%99.02%
Uptime · 30d98.3%100%
P50 · ms591751
P95 · ms18171432
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

ELI vs PageBolt: common questions

Which is more reliable, ELI or PageBolt?

Both are neck-and-neck — ELI 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, ELI or PageBolt?

ELI has the lower median latency in our checks — ELI responds in 591 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 ELI and PageBolt need an API key?

Both ask you to authenticate — ELI 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 ELI and PageBolt from the browser?

Only ELI 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 ELI and PageBolt free for commercial use?

ELI 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.