The playground

Try any of 434 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/currency/v1/latest1 credit

latest reference rates for a base (default EUR) → all or selected target currencies (+ unix timestamp)

Working example
Parameters
⌘↵
request preview
curl -X POST https://api.reefapi.com/currency/v1/latest \
  -H "x-api-key: $REEF_KEY" \
  -H "content-type: application/json" \
  -d '{"base":"EUR"}'

Hit Send (or ⌘↵) to run this endpoint live.