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Smartlead Integration — Link AI

Hand off Smartlead replies to a Hebrew-aware AI closer.

TL;DR

Link AI integrates with Smartlead so the most valuable signal in any cold-email campaign — a positive reply — is handled instantly by an AI tuned for Hebrew and English business conversation. Smartlead sends sequences and lands inboxes; Link AI takes over the moment a recipient replies, qualifies the intent, books the meeting, and writes back to the CRM. The integration is wired via Smartlead's official webhook API: reply events arrive at Link AI in under two seconds, are classified (interested, not now, unsubscribe, out-of-office), and routed to the right next action. Built and battle-tested inside the Link Mailer 3.0 stack.

What this enables

  • Real-time reply handling — interested prospects get a response inside two minutes.
  • Hebrew, English, and mixed-language replies classified accurately.
  • Out-of-office and auto-reply detection — no wasted follow-ups.
  • Booking inside the email thread, with Calendly or Google Calendar.
  • Reply intent written back to your CRM and your Smartlead inbox.

Why this integration matters

Smartlead is the strongest deliverability engine for B2B cold email, but it stops at the inbox — what happens when a prospect actually replies is left to the team. For high-volume senders that is the bottleneck: 200 replies a day from 10,000 sent emails is impossible for a single SDR to triage well, and slow replies cost the meetings the campaign was designed to book. Link AI's Smartlead integration turns the reply queue from a chore into a conversion engine. Every reply is classified, intent-labeled, and either auto-replied (with a meeting offer or a polite unsubscribe acknowledgment), routed to a human, or queued for a follow-up sequence — all within seconds.

Setup steps

  1. Step 1

    Connect Smartlead via API key

    In Link AI Settings → Integrations → Smartlead, paste your Smartlead API key. Link AI registers the reply webhook automatically.

  2. Step 2

    Choose campaigns to monitor

    Select which Smartlead campaigns Link AI handles replies for. You can start with one pilot campaign before rolling out broadly.

  3. Step 3

    Set intent rules

    Configure what the AI does for each intent — auto-reply with a booking offer, route to a human, mark as unsubscribed, or queue for re-engagement.

  4. Step 4

    Connect your scheduler

    Wire up Calendly or Google Calendar so the AI can offer real slots inside the reply.

  5. Step 5

    Monitor for a week, then expand

    Watch the first week of AI handling in the Link AI inbox before rolling out to more campaigns. Tune intent rules as you learn.

Sample use cases

Israeli SaaS outbound — instant reply in Hebrew

A Tel Aviv SaaS team sends 5,000 cold emails per week through Smartlead. Replies in Hebrew are handled in Hebrew by Link AI, with average response time dropping from 6 hours to 90 seconds.

Agency reseller — multi-tenant reply handling

A lead-gen agency runs Smartlead campaigns for 12 client brands. Link AI replies on behalf of each brand with brand-specific tone and routes booked meetings to each client's calendar.

Out-of-office detection saves cadence credits

A consulting firm pauses follow-ups when Link AI detects an out-of-office reply with a return date and resumes the sequence automatically on the return day.

FAQ

Do I need Link Mailer to use this?

No. The Smartlead integration works standalone — you keep using Smartlead for sending and Link AI handles only the replies.

Which Smartlead plans support webhooks?

All paid Smartlead plans. The reply webhook is included on the Basic plan and above.

How fast is the AI reply?

Median first response time is under 90 seconds from when the reply hits Smartlead. Most replies feel near-instant to the recipient.

Can a human take over a thread?

Yes. Every AI-handled reply shows up in the Link AI inbox; one click stops the AI and assigns the thread to a teammate.

Does this affect Smartlead deliverability?

No. Sending is still done by Smartlead. Link AI only handles the reply side, which is sent from your existing mailbox.

Related

Author

Ori Linkai Founder, Link AI. Writes about how Israeli teams ship production AI voice and outbound systems. About the author

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Smartlead Integration — Link AI · Link AI