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PyPI vs Todoist

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

APIPyPIHEALTHY100TodoistDEAD0
Uptime · 30d
Uptime · 90d100%0.0%
Uptime · 30d100%0.0%
P50 · ms46—
P95 · ms446—
AuthnoneapiKey
CORSyesyes
HTTPSyesyes
Card requirednono
Commercial useunclearunclear
Data licenseUnverifiedUnverified
Free tierFree — limits not publishedFree tier — API key required
Rate limitUnpublishedRetry-After: 2s
In directory since2026-07-052026-07-05
operationalpartialdownno data

PyPI vs Todoist: common questions

Which is more reliable, PyPI or Todoist?

On our scheduled checks, PyPI leads on measured uptime — PyPI at 100% versus Todoist at 0.0% 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 PyPI and Todoist need an API key?

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

Can I call PyPI and Todoist from the browser?

Yes — both PyPI and Todoist 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 PyPI and Todoist free for commercial use?

PyPI has unclear commercial terms, and Todoist 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.