A WhatsApp checker for Argentina (+54): find out if a number is registered, read its profile and photo, and find its carrier. Free to try, no sign-up.
Send the number with its country code. The +, spaces and dashes are optional, so 5491123456789 works as well as +54 9 11 2345 6789.
# Is it on WhatsApp? 0.004 USDCcurl "https://wtsp.dev/v1/exists?phone=5491123456789" \ -H "Authorization: Bearer $WTSP_API_KEY"
# Or let the CLI pay per request from its own walletnpx @wtsp/cli profile +5491123456789/v1/exists0.004 USDC/v1/profile0.006 USDC/v1/profile/full0.01 USDC/v1/carrier0.002 USDCMost Argentina numbers have no carrier on record, so a carrier lookup returns a free 404. WhatsApp lookups work as usual.