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GET
/
api
/
v1
/
smart-delivery
/
mailbox-count
curl "https://server.smartlead.ai/api/v1/smart-delivery/mailbox-count?api_key=YOUR_KEY"

{
  "success": true,
  "data": {}
}
Smart Delivery API: This is part of SmartLead’s deliverability testing suite. Contact support@smartlead.ai for access and API details.

​
Query Parameters

​
api_key
string
required
Your SmartLead API key
curl "https://server.smartlead.ai/api/v1/smart-delivery/mailbox-count?api_key=YOUR_KEY"

​
Response Codes

​
200
Success
Request successful
​
400
Bad Request
Invalid request parameters or malformed request body
​
401
Unauthorized
Invalid or missing API key. Check your authentication.
​
404
Not Found
The requested resource (campaign, lead, email account, etc.) does not exist or you don’t have access to it
​
422
Validation Error
Request validation failed. Check parameter types, required fields, and value constraints.
​
429
Rate Limit Exceeded
Too many requests. Please slow down and retry after the rate limit resets.
​
500
Internal Server Error
Server error occurred. Please try again or contact support if the issue persists.
​
503
Service Unavailable
API is temporarily unavailable or under maintenance. Please try again later.
{
  "success": true,
  "data": {}
}