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AI for sales: how to analyze your customers' sentiment

Why a customer's tone matters as much as what they say

Two customers can write the exact same message ("my order didn't arrive") in completely different tones: one asks calmly, the other is furious. If you treat both the same, you can lose the second one by not prioritizing their case — or worse, a human salesperson might take too long to realize that customer is one step away from asking for a refund or leaving a bad review.

How AI detects sentiment in a conversation

AI sentiment analysis reads the tone of the message (not just the words) and classifies it: positive, neutral, frustrated, or angry. This happens in the background, with nobody having to review it by hand — and it can trigger an alert when it detects something that needs urgent human attention.

What to do with that information

How HeroChat solves this

HeroChat automatically analyzes the sentiment of every conversation and flags frustrated or angry customers with a visible alert in your inbox. If a customer who already bought shows negative sentiment in a recent chat, the system warns you as a complaint risk — before it turns into a cancellation or a bad review.

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Frequently asked questions

How does AI detect if a customer is upset?

It analyzes the tone and wording of the message, not just its literal content, and classifies it as positive, neutral, frustrated, or angry.

Does this replace the human salesperson in tough cases?

No, quite the opposite — it's meant to alert the human on when they need to step in ahead of the bot.

Can I see which customers show complaint risk after buying?

Yes, HeroChat automatically flags customers who already bought and show negative sentiment in a recent chat.

Does sentiment analysis work in real time?

Yes, it's analyzed the moment each message arrives, with no manual review needed.

Pick your plan and start today

Secure payment processed by Hotmart.

Básico $15/mo See more ▾

The full CRM, to sell over WhatsApp without generating AI ads.

  • Everything in the CRM included
Get started →
Intermedio $22/mo See more ▾

The complete CRM + Vox: generate your own AI ads.

  • Everything in the Basic plan
  • 🎬 Vox: AI script generator
  • 🗣️ Free voice narration
  • 🖼️ 30+ image/video/audio tools
Get started →
Premium $30/mo See more ▾

Everything, no limits: clone your voice and create talking avatars.

  • Everything in the Pro plan
  • 🎙️ Clone your own voice (free)
  • 🎭 Talking avatar — photo + audio → video
  • ✨ Remove objects/watermarks with AI
Get started →