Settings
Vendor APIs
Paste your API keys here. Until a key is added, that stage runs in mock mode so you can test the whole pipeline.
Email verification — mailtester.ninja
Mock modeVerifies emails: valid / invalid / risky / catch-all.
Sender.net (sender stage)
Mock modeSends a campaign to the cleaned list; bounces via report + webhook.
GMass (SMTP / Gmail send)
Mock modeSends via your connected Gmail; reports bounced / blocked.