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Art Institute of Chicago vs Rules of Acquisition

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

APIArt Institute of ChicagoHEALTHY63Rules of AcquisitionDYING40
Uptime · 30d
Uptime · 90d100%26.5%
Uptime · 30d100%28.3%
P50 · ms10991049
P95 · ms26143723
Authnonenone
CORSyesyes
HTTPSyesyes
Card requirednono
Commercial useyesunclear
Data licenseCC0 1.0 for metadata; 'description' field is CC-BY 4.0Unverified
Free tierFree, no keyFree — limits not published
Rate limit60 requests/min per IP (per docs)Unpublished
In directory since2026-07-052026-07-05
operationalpartialdownno data

Art Institute of Chicago vs Rules of Acquisition: common questions

Which is more reliable, Art Institute of Chicago or Rules of Acquisition?

On our scheduled checks, Art Institute of Chicago leads on measured uptime — Art Institute of Chicago at 100% versus Rules of Acquisition at 26.5% 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, Art Institute of Chicago or Rules of Acquisition?

Rules of Acquisition has the lower median latency in our checks — Art Institute of Chicago responds in 1099 ms versus Rules of Acquisition at 1049 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 Art Institute of Chicago and Rules of Acquisition need an API key?

Neither needs a paid key — Art Institute of Chicago is callable with no signup, and Rules of Acquisition is callable with no signup. Both are quick to prototype with; rate limits still apply.

Can I call Art Institute of Chicago and Rules of Acquisition from the browser?

Yes — both Art Institute of Chicago and Rules of Acquisition 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 Art Institute of Chicago and Rules of Acquisition free for commercial use?

Art Institute of Chicago allows commercial use on its free tier, and Rules of Acquisition 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.