Understand how your customers really feel during conversations

Understand how your customers really feel during conversations

CallStream AI’s Speech Sentiment Analysis is an AI-powered emotion detection tool for customer and sales calls that reveals emotions and attitudes directly from voice.

Understand how your customers really feel during conversations

CallStream AI’s Speech Sentiment Analysis is an AI-powered emotion detection tool for customer and sales calls that reveals emotions and attitudes directly from voice.

Improve sales and customer experience with emotion insights

Improve sales and customer experience with emotion insights

Improve sales and customer experience with emotion insights

Speech Sentiment Analysis analyzes tone, pacing, and linguistic signals to identify emotional states such as positivity and negativity. These insights help teams improve customer experience, strengthen performance reporting, and optimize both sales and support outcomes using real conversational data.

Speech Sentiment Analysis analyzes tone, pacing, and linguistic signals to identify emotional states such as positivity and negativity. These insights help teams improve customer experience, strengthen performance reporting, and optimize both sales and support outcomes using real conversational data.

Speech Sentiment Analysis analyzes tone, pacing, and linguistic signals to identify emotional states such as positivity and negativity. These insights help teams improve customer experience, strengthen performance reporting, and optimize both sales and support outcomes using real conversational data.

Forecasts that finally reflect
what's happening on the call

Your CRM tells you what was said. Sentiment Analysis tells you what was meant. By layering tone, hesitation, and emotional shifts onto every conversation, revenue leaders get a forecast that reflects the reality of the deal, not just the call notes.

Your CRM tells you what was said. Sentiment Analysis tells you what was meant. By layering tone, hesitation, and emotional shifts onto every conversation, revenue leaders get a forecast that reflects the reality of the deal, not just the call notes.

Detect deal risk weeks before it surfaces in pipeline reviews.

Detect deal risk weeks before it surfaces in pipeline reviews.

Replace gut-feel commits with conversational evidence at scale.

Replace gut-feel commits with conversational evidence at scale.

Improve sales and customer experience with emotion insights
Improve sales and customer experience with emotion insights

Forecasts that finally reflect what's happening on the call

Your CRM tells you what was said. Sentiment Analysis tells you what was meant. By layering tone, hesitation, and emotional shifts onto every conversation, revenue leaders get a forecast that reflects the reality of the deal, not just the call notes.

Detect deal risk weeks before it surfaces in pipeline reviews.

Replace gut-feel commits with conversational evidence at scale.

CRM and ERP integrations:

CRM and ERP integrations:

From meetings to actionable insights

Built for contact centers, sales, and customer experience teams at scale

Built for contact centers, sales, and customer experience teams at scale

Built for contact centers, sales, and customer experience teams at scale

Designed for high-volume teams, Speech Sentiment Analysis Tool supports contact centers, customer support, and sales organizations handling calls, demos, and inbound leads. It’s also built for customer success, retention, and operations leaders who want to improve service quality, and scale performance improvements across teams.

Designed for high-volume teams, Speech Sentiment Analysis Tool supports contact centers, customer support, and sales organizations handling calls, demos, and inbound leads. It’s also built for customer success, retention, and operations leaders who want to improve service quality, and scale performance improvements across teams.

Designed for high-volume teams, Speech Sentiment Analysis Tool supports contact centers, customer support, and sales organizations handling calls, demos, and inbound leads. It’s also built for customer success, retention, and operations leaders who want to improve service quality, and scale performance improvements across teams.

Got questions? Everything you need to know about
CallStream AI Speech Sentiment Analysis Tool.

Got questions? Everything you need to know about CallStream AI Speech Sentiment Analysis Tool.

Got questions? Everything you need to know about CallStream AI Speech Sentiment Analysis Tool.

What is speech sentiment analysis?

Speech sentiment analysis is used to detect customer emotions during calls and conversations, helping teams improve support, sales, and customer experience.

How is sentiment data presented to users?

Sentiment insights are typically shown as structured data, dashboards, and call-level breakdowns. Users can view emotion trends over time, filter by sentiment type, and drill down into specific conversations for coaching or review.

Is Speech Sentiment Analysis Tool compliant with GDPR and EU data privacy regulations?

Yes. CallStream AI’s tools are designed to be GDPR compliant, including secure data processing, clear data handling practices, and support for enterprise privacy requirements. Customer data is processed securely and can be configured based on your organization’s retention and compliance policies.

Does speech sentiment data integrate with CRM and ERP like Salesforce or Gong?

Yes. CallStream AI’s sentiment data is designed to work as an enrichment layer for your existing tools. When sentiment scores from calls are passed to your CRM or ERP, it significantly improves the accuracy of forecasting, coaching, and customer insights, turning voice conversations into structured, actionable data. CallStream AI supports all the major CRM and ERP systems.

How accurate is the sentiment detection?

The model is trained on real-world conversational data and evaluates multiple signals (tone, pacing, and language patterns) to improve accuracy in business contexts. Accuracy typically improves further as it adapts to your domain-specific language and customer base.

More ways to use CallStream AI across your workflow

More ways to use CallStream AI across your workflow

CallStream AI Platform

CallStream AI

Platform

When a call ends, the insights shouldn’t. CallStream AI turns mobile calls into action for your business.

CallStream AI Notetaker

Turn meetings into
CRM-ready notes

Go beyond note-taking. Connect meeting notes directly to your business systems.

Unleash the Power of
Mobile Calls

© CallStream AI 2026

Unleash the Power of
Mobile Calls

© CallStream AI 2026