leads_verify_domains
may change things: you confirm before it runsCheck whether domains can receive email at all (MX records, catch-all, provider). Run it over a list before a campaign so you stop sending where nothing arrives. $0.20 per 1,000 domains, from prepaid credits.
Input schema
{
"type": "object",
"properties": {
"domains": {
"type": "array",
"items": {
"type": "string"
},
"description": "Domains or full email addresses (max 200)."
}
},
"required": [
"domains"
]
}