Advice Slip vs Agify

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

Uptime · 30d
Uptime · 90d62.7%93.1%
Uptime · 30d61.7%91.7%
P50 · ms747545
P95 · ms49601337
Authnonenone
CORSyesyes
HTTPSyesyes
Card requirednono
Commercial useunclearyes
Data licenseUnverifiedProprietary
Free tierFree — limits not published100 names/day, no signup
Rate limitUnpublished100/day per IP
In directory since2026-07-052026-05-02
operationalpartialdownno data

Advice Slip vs Agify: common questions

Which is more reliable, Advice Slip or Agify?

On our scheduled checks, Agify leads on measured uptime — Advice Slip at 62.7% versus Agify at 93.1% over 90 days. These are our own probe results, not provider claims; the uptime bars above show the day-by-day record for both.

Which is faster, Advice Slip or Agify?

Agify has the lower median latency in our checks — Advice Slip responds in 747 ms versus Agify at 545 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 Advice Slip and Agify need an API key?

Neither needs a paid key — Advice Slip is callable with no signup, and Agify is callable with no signup. Both are quick to prototype with; rate limits still apply.

Can I call Advice Slip and Agify from the browser?

Yes — both Advice Slip and Agify 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 Advice Slip and Agify free for commercial use?

Advice Slip has unclear commercial terms, and Agify allows commercial use on its free tier. 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.