the402 endpoint detail

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coinslot.dev api email-verify

https://coinslot.dev/api/email-verify

payable

Check an email address: RFC syntax, live MX records via DNS-over-HTTPS, and disposable-domain screening. POST { email } or { emails: [...] } (max 20).

We sent a real POST request to this endpoint and it answered 402 with payment requirements we could parse.
Price
$0.003
Network
base
Pay to
0x31f767855Ee8F03fe313ab6A3929eBbf16EB42aB
Spec dialect
v2 (declares x402Version 2)
Transport
PAYMENT-REQUIRED header
HTTP method
POST
Response latency
399 ms
Payment options
1 usable of 1
Last checked
2026-08-10T09:10:08.859Z (3d ago)
Category
identity

Re-check it yourself:
curl "https://api.the402.dev/validate?url=https%3A%2F%2Fcoinslot.dev%2Fapi%2Femail-verify"