Free asiaref API key
Get an API key with your email address. No card, no trial clock.
- 100 calls a month on the computed answer endpoints (POST /v1/answers/* and POST /v1/vat/determine). Resets on the 1st (UTC).
- Public holidays for every country, unlimited, on every brand.
- One key works on all seven brands: afriref, latamref, asiaref, euroref, usaref, mearef and ausref.
- Send it as the
X-API-Keyheader over HTTP or on/mcp.
We send one link to confirm the address. We do not add it to a list. Disposable mailboxes are not accepted. One key per mailbox.
Lost your key?
The new key replaces the old one, which stops working. This month's usage carries over.
Check your balance
curl -H 'X-API-Key: YOUR_KEY' https://asiaref.dev/v1/balance
Need more than 100 calls? Prepaid card credit starts at $10 on the pricing page, or pay per call with x402.