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POST
/
api
/
x402
/
v1
/
email
/
verify
Verify deliverability via SMTP RCPT probe (x402-paid, $0.005 USDC)
curl --request POST \
  --url https://api.example.com/api/x402/v1/email/verify \
  --header 'Content-Type: application/json' \
  --data '
{
  "email": "jsmith@example.com"
}
'
{
  "email": "<string>",
  "result": "<string>",
  "backend": "<string>",
  "is_catch_all": true
}

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Body

application/json

Request body for POST /api/x402/v1/email/verify.

​
email
string<email>
required

Email address to SMTP-verify

Response

Successful Response

Response body — a stable subset of the underlying SMTP verify result.

​
email
string
required
​
result
string
required
​
backend
string
required
​
is_catch_all
boolean | null