// integrations / Sending tool

Warm up your Smartlead mailboxes with MailPilot

Runs alongside

MailPilot is a standalone warmup layer that runs alongside Smartlead — it does not plug into Smartlead, and it doesn't need to. You connect the same mailboxes (Gmail/Outlook via OAuth, or ESP/SMTP via SMTP/IMAP) to MailPilot for warmup and inbox-placement monitoring, then send your sequences from Smartlead. The key is to run warmup in only one tool per mailbox: turn Smartlead's built-in warmup off for those inboxes and let MailPilot handle it, so you get real placement data instead of just a warmup score.

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How it works with Smartlead

1

Connect the mailbox to MailPilot

Add the same Gmail, Outlook, or SMTP mailbox you send Smartlead campaigns from — via OAuth or SMTP/IMAP — directly to MailPilot.

2

Disable Smartlead warmup on those inboxes

Run warmup in one place only. Turn off Smartlead's native warmup for the mailboxes MailPilot manages so the two don't double-send.

3

Warm up and check placement

MailPilot warms the mailbox and shows real inbox vs. spam placement across providers — data Smartlead's warmup score doesn't expose.

4

Send from Smartlead when ready

Use MailPilot's outreach-ready status to decide when to launch your Smartlead sequences from that mailbox.

Why warm up alongside Smartlead

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Smartlead's bundled warmup gives you a score, not placement results. MailPilot shows where your mail actually lands — Primary, Promotions, or spam — so you know the mailbox is genuinely ready.

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Running warmup in two tools at once double-sends and muddies your reputation signals; using MailPilot as the single warmup layer keeps the sending pattern clean.

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MailPilot works with any sending tool, so if you later add or switch sequencers, your warmup and placement history stay put — they live with your mailbox, not with Smartlead.

Smartlead warmup FAQ

Can I use MailPilot and Smartlead together? +

Yes — that's the intended setup. MailPilot warms up and monitors the mailbox; Smartlead sends your sequences. Just disable Smartlead's built-in warmup for those mailboxes so warmup runs in one place only.

Should I turn off Smartlead's warmup? +

For any mailbox MailPilot is warming, yes. Running two warmup systems on the same inbox double-sends and confuses reputation signals. Let MailPilot handle warmup and keep Smartlead focused on outreach.

Why add MailPilot if Smartlead already warms up? +

Because Smartlead shows a warmup score, not real inbox placement. MailPilot tests where your emails actually land across Gmail and Outlook and gives an outreach-ready status, so you're not guessing before you scale.

Warm up Smartlead the right way

Free plan available. 7-day trial on paid plans, from $9/mo. No credit card. Connect your Smartlead mailbox in minutes.

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