Smartlead AI Inbox Agent
Underfive is an AI inbox agent that works with Smartlead. It reads replies from your Smartlead campaigns, sends human-like responses, follows up automatically, and books meetings on your calendar.
How Underfive Works as an AI Inbox Agent for Smartlead
Connect via Webhook
Add Underfive's webhook URL to your Smartlead account. When a lead replies to your campaign, Smartlead sends the message to Underfive instantly.
AI Reads and Responds
Underfive reads the lead's message, understands the context, and generates a human-like response. Objections are handled. Questions are answered.
Response Sent via Smartlead
Underfive sends the response back through Smartlead. The email appears in the same thread. The lead sees a seamless conversation.
Meetings Booked Automatically
When a lead is ready to meet, Underfive negotiates times and books the meeting on your calendar. You receive the invite with all the details.
Why Use an AI Inbox Agent with Smartlead
Respond in Under 5 Minutes
Every Smartlead reply gets a response in under 5 minutes. No lead waits. No lead goes cold.
Human-Like Responses
The AI inbox agent writes responses that sound like a real salesperson. Leads can't tell the difference.
Handles Objections
When leads push back, the AI inbox agent responds appropriately. It's trained on sales conversations.
Books Meetings
The AI inbox agent negotiates times and creates calendar events. Meetings are booked without manual work.
Underfive Works With Smartlead, Not Instead of It
Smartlead is a cold email platform. Underfive is an AI inbox agent. They work together. Smartlead sends campaigns. Underfive handles the replies. You keep using Smartlead exactly as you do today.
Add an AI Inbox Agent to Your Smartlead Campaigns
Start with 50 free replies. Connect Smartlead in under 5 minutes.
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