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SEC EDGAR Data vs TaxID

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

APISEC EDGAR DataNEW—TaxIDNEW—
Uptime · 30d
Uptime · 90d—%—%
Uptime · 30d—%—%
P50 · ms——
P95 · ms——
AuthnoneapiKey
CORSyesno
HTTPSyesyes
Card requirednono
Commercial useyesunclear
Data licensePublic domain (U.S. government work)Unverified
Free tierFree — public government dataFree tier — key may be required
Rate limitMax 10 requests/second; descriptive User-Agent required (SEC fair-access policy)Unpublished
In directory since2026-07-052026-07-05
operationalpartialdownno data

SEC EDGAR Data vs TaxID: common questions

Which is more reliable, SEC EDGAR Data or TaxID?

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

Do SEC EDGAR Data and TaxID need an API key?

SEC EDGAR Data needs no key, while TaxID requires a free API key. If you want to start calling without signup, reach for SEC EDGAR Data first.

Can I call SEC EDGAR Data and TaxID from the browser?

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

Are SEC EDGAR Data and TaxID free for commercial use?

SEC EDGAR Data allows commercial use on its free tier, and TaxID 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.