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SEC EDGAR Data vs TaxID

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

APISEC EDGAR DataHEALTHY99TaxIDHEALTHY89
Uptime · 30d
Uptime · 90d100%100%
Uptime · 30d100%100%
P50 · ms119729
P95 · ms7551556
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Rate limitMax 10 requests/second; descriptive User-Agent required (SEC fair-access policy)Unpublished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?

Both are neck-and-neck — SEC EDGAR Data and TaxID each measure 100% 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, SEC EDGAR Data or TaxID?

SEC EDGAR Data has the lower median latency in our checks — SEC EDGAR Data responds in 119 ms versus TaxID at 729 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 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.