Stock Sentiment API vs TLE

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

Uptime · 30d
Uptime · 90d100%88.2%
Uptime · 30d100%80.0%
P50 · ms5311090
P95 · ms13882424
AuthapiKeynone
CORSyesyes
HTTPSyesyes
Card requirednono
Commercial useunclearunclear
Data licenseUnverifiedUnverified
Free tierFree tier — API key may be required for productionFree — limits not published
Rate limitUnpublishedRetry-After: 14400s
In directory since2026-07-052026-07-05
operationalpartialdownno data

Stock Sentiment API vs TLE: common questions

Which is more reliable, Stock Sentiment API or TLE?

On our scheduled checks, Stock Sentiment API leads on measured uptime — Stock Sentiment API at 100% versus TLE at 88.2% 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, Stock Sentiment API or TLE?

Stock Sentiment API has the lower median latency in our checks — Stock Sentiment API responds in 531 ms versus TLE at 1090 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 Stock Sentiment API and TLE need an API key?

TLE needs no key, while Stock Sentiment API requires a free API key. If you want to start calling without signup, reach for TLE first.

Can I call Stock Sentiment API and TLE from the browser?

Yes — both Stock Sentiment API and TLE 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 Stock Sentiment API and TLE free for commercial use?

Stock Sentiment API has unclear commercial terms, and TLE 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.