The playground
Try any of 1404 endpoints — live.
Pick an endpoint, load a working example, tweak the params, and send — no signup to try. Results render the way the data deserves; raw JSON, headers & code are one tab away.
Playground demo key · api.reefapi.com
post/coursera/v1/subjects0 credits
Browse Coursera's subject catalogue — the top-level domains (Data Science, Business, Computer Science, Arts & Humanities, …) with their slug and description. Use a subject slug as the search `subject` filter.
Parameters
No parameters — just send.
request preview
curl -X POST https://api.reefapi.com/coursera/v1/subjects \
-H "x-api-key: $REEF_KEY" \
-H "content-type: application/json" \
-d '{}'Hit Send to run this endpoint live.