
The AI SDR That Books Meetings While You Sleep
Your fully autonomous AI sales development rep — finds leads, writes the emails, runs the follow-ups, and fills your pipeline. Live in minutes, no headcount required.
Used by the world's leading companies
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What Is an AI SDR?
An AI SDR (AI sales development representative) is software that automates the top-of-funnel SDR workflow end to end — sourcing prospects, personalizing outreach, and qualifying replies without manual effort. Plain-English, specific copy here helps win the AI Overview and answer-style results.
50B+
10K+
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How it Works
How it works
Instead of burning time and $$$ building a full lead-gen offering (hiring SDRs, tech stacks, compliance, campaign delivery), agencies just plug into ours. It’s a profitable add-on with zero overhead.

Finds Your Leads
Pulls high-intent prospects from a verified B2B database and enriches them with buying signals.

Writes & Sends
Generates personalized emails per prospect and sends across rotating inboxes at scale.
Trusted by
3M+ Users

Books the Meeting
Handles replies, qualifies interest, and routes booked meetings straight to your calendar.
What is an AI SDR?
An AI SDR is software that automates the tasks a human sales development rep handles with inbound demand: qualifying leads that already showed interest, demo requests, trial signups, form fills, and responding fast enough that the lead doesn't go cold.
Instantly's AI SDR reads every inbound signal as it arrives, scores it against your ICP, and sends a tailored first response within 30 seconds, then keeps reading replies and routing anything promising straight to your team.
What's the difference between an AI SDR and an AI BDR?
Historically, an SDR qualifies inbound leads who've already engaged, demo requests, trial signups, website intent, while a BDR opens net-new accounts through cold outbound. Instantly's AI SDR is built for the first job.
If you need to generate outbound pipeline into accounts that don't know you yet, that's Instantly's AI BDR, not this agent.
Does an AI SDR handle follow-up and meeting booking too?
Not with Instantly's AI SDR, and that's by design. It's scoped to the inbound qualification job: scoring incoming leads, personalizing the first response, and reading replies as they come in.
Once a reply is qualified, it routes into Unibox so your team can take the next step directly. Multi-step follow-up sequencing and meeting booking sit in a different part of Instantly's outbound stack, not this agent.
Can an AI SDR replace a human SDR?
For lead scoring, first-response writing, sending, and first-pass qualification, yes, these are the tasks that consume most of a human SDR's week on inbound. What it doesn't replace is judgment-based closing, complex negotiation, or multi-step follow-up.
The model that works for most teams: AI SDR for inbound pipeline triage, human rep for the conversation that follows. Your AI SDR keeps qualified leads flowing in. Your rep takes it from there.
Put Your SDR on Autopilot
Spin up your AI SDR and start booking meetings this week.
Stop letting poor deliverability kill your pipeline. Join 50,000+ sales teams who've made the switch to Instantly for better inbox placement, higher response rates, and more closed deals.
No credit card required.

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