How do I get a free ThingSpeak API key?

To get a free ThingSpeak API key, visit their official developer portal at https://www.mathworks.com/help/thingspeak/rest-api.html, sign up for a free developer account, and generate your API key from the dashboard. You can use it within the free tier rate limit of 15s interval.

What is the rate limit for ThingSpeak API?

ThingSpeak provides a free tier rate limit of: 15s interval. For high-throughput production requirements beyond this allowance, refer to their official documentation.

Can I use ThingSpeak in commercial projects?

Most free endpoints permit commercial or prototyping use within fair use terms. Please inspect official provider docs for production SLAs.

Does FreeAPI store data or charge fees for this service?

No. FreeAPI is an independent API directory and developer showcase. It does not sell third-party data or charge fees; it connects developers directly to official public endpoints.

Internet of Things (IoT)Key RequiredFeatured

ThingSpeakFree REST API

ThingSpeak IoT data collection, MATLAB analytics, and cloud sensor monitoring

API Docs

Developer Workbench & Live ConsoleKey Required

Test real endpoints directly, inspect live JSON, or copy implementation code.

Official Docs

Endpoint Requestauth_required

DOCS

View Official Docs

curl -X GET "https://www.mathworks.com/help/thingspeak/rest-api.html/api/v1/resource?apiKey=YOUR_API_KEY" \
  -H "Accept: application/json" \
  -H "Authorization: Bearer <YOUR_API_KEY>"

ResponseReady / Idle

Ready for Live Evaluation

Click [ Send Request ] to dispatch a real request via FreeAPI proxy and inspect real JSON payloads.

Rate Limit

15s interval

Auth Mode

Key Required

Security & CORS

HTTPS • CORS Ready

Protocol

REST / JSON

An external API key is required to authenticate requests with ThingSpeak. Allowance: 15s interval.

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Frequently Asked Questions (FAQ)

Technical and integration answers for ThingSpeak.

Yes, ThingSpeak is listed as a free endpoint on FreeAPI Directory with an allowance of: 15s interval.

Official Service Provider Ownership: ThingSpeak

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