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POST
/
v2
/
enrich
Validate Email
curl --request POST \
  --url https://api.linkupapi.com/v2/enrich \
  --header 'Content-Type: application/json' \
  --data '
{
  "action": "<string>",
  "params": {
    "email": "<string>"
  }
}
'
{
  "success": true,
  "data": {
    "email": "[email protected]",
    "is_valid": true,
    "is_catch_all": true,
    "reachability": "risky",
    "is_deliverable": true,
    "syntax_valid": true
  },
  "metadata": {
    "action": "validate_email",
    "credits_consumed": 1,
    "timestamp": "2026-04-26T10:35:00Z"
  }
}

​
Overview

Checks whether an email address is valid and deliverable. Returns syntax validity, deliverability, catch-all status, and a reachability verdict. No LinkedIn account is required for this action.
This endpoint consumes 1 credit per request.

​
Request

​
action
string
required
Must be "validate_email".
​
params
object
required

​
Response

​
success
boolean
Indicates whether the request was successful.
​
data
object
​
metadata
object
{
  "success": true,
  "data": {
    "email": "[email protected]",
    "is_valid": true,
    "is_catch_all": true,
    "reachability": "risky",
    "is_deliverable": true,
    "syntax_valid": true
  },
  "metadata": {
    "action": "validate_email",
    "credits_consumed": 1,
    "timestamp": "2026-04-26T10:35:00Z"
  }
}