AI Economics Tools
AI
Token cost, LLM energy, agent-hour and Proof-Adjusted Autonomy calculators by Michał Piszczek
No keyCORSHTTPS
Keen IO
Data Analytics
Verified 4 days ago: 100% uptime
API key
Required
HTTPS
Supported
Browser calls
No, needs a proxy
Status
Live · 100/100
What our checks found
- Health score
- 100/100
- Reliability
- 100%
- Average latency
- 274ms
Last checked 2026-09-18. Measured independently, not self-reported by the provider.
How to call it
A starting template for Keen IO. Replace ENDPOINT with the path from the official documentation, which we link above rather than guess at.
# Requires an API key. Check the docs for whether it goes in a header or a query parameter.
curl -s "https://keen.io/ENDPOINT" \
-H "Authorization: Bearer YOUR_API_KEY" \
-H "Accept: application/json"This API does not send CORS headers, so a browser will block a direct call from your front end. Call it from your server, or put a small proxy in front of it.
Where this listing comes from
Aggregated from 2 public sources (public-api-lists, public-apis), then normalised and checked by us. If something here is wrong, tell us and we will correct it.
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Keen IO — common questions
Answered from what our own scheduled checks found, not from the provider's marketing.
Is Keen IO free to use?
Keen IO is listed in our free catalogue, but it requires an API key, so you will need to register before your first call. Providers frequently reserve higher limits and commercial use for paid plans.
Does Keen IO need an API key?
Yes. Keen IO authenticates with an API key. Keep it server-side rather than in browser code, because anything in your frontend bundle is readable by anyone who opens developer tools.
Can I call Keen IO from browser JavaScript?
Not directly. Keen IO did not return CORS headers when we checked, so the browser will block your page from reading the response even though the request itself succeeds. Call it from a server, or put a small proxy in front of it.
Is Keen IO still working?
Yes, as of 2026-09-18. Our automated check reached Keen IO and recorded a 100% reliability score with a median response time of 274 ms. We re-check on a schedule, and this page updates with the result.
Is Keen IO available over HTTPS?
Yes. Keen IO serves over HTTPS, so you can call it from a secure page without triggering a mixed-content block.