The Muse vs The Calendar
Same instrument, two spec sheets — measured, not claimed.
The Muse vs The Calendar: common questions
Which is more reliable, The Muse or The Calendar?
Only The Calendar is on our probe schedule so far (—% uptime over 90 days). The other is catalogued but not yet live-checked, so we can't compare measured reliability head-to-head — check the uncovered API's own status page for now.
Do The Muse and The Calendar need an API key?
Neither needs a paid key — The Muse is callable with no signup, and The Calendar is callable with no signup. Both are quick to prototype with; rate limits still apply.
Can I call The Muse and The Calendar from the browser?
Yes — both The Muse and The Calendar 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 The Muse and The Calendar free for commercial use?
The Muse has unclear commercial terms, and The Calendar 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.