Sentiment Analysis / Emotion Detection
Words tell you what customers say; sentiment tells you how they feel. NobleStack's Sentiment Analysis & Emotion Detection reads tone and emotion across calls and chats in real time — helping agents adapt in the moment and giving leaders an early-warning system for frustration, risk, and churn.
Measure the emotion behind every interaction
By analysing language, tone, and conversational signals, our AI detects whether a customer is happy, neutral, frustrated, or at risk — as it happens. That means agents can respond with empathy in real time, supervisors can step in when needed, and leaders can track satisfaction trends across the whole operation.
Capabilities
- Real-time sentiment scoring during live calls and chats
- Emotion detection across positive, neutral, and negative states
- Sentiment trends tracked across a full conversation
- Alerts to supervisors when a conversation turns negative
- Aggregate sentiment dashboards by agent, team, and topic
- Correlation of sentiment with outcomes and CSAT
- Works across voice and text channels
- Integrates with Agent Assist and Conversation Intelligence
Business impact
- Rescue at-risk conversations before they escalate
- Coach agents on empathy with objective sentiment data
- Identify churn and dissatisfaction signals early
- Track customer happiness as a measurable KPI
Great for
- CX and customer-success teams focused on satisfaction
- Contact centers managing escalations and retention
- Sales teams reading buyer engagement
- Leaders tracking experience across the business
How it works
How tone becomes an early-warning signal
Sentiment tracks how the customer feels through the conversation, so agents can adjust live and leaders can see churn risk forming.
Signals
Read tone and language
Acoustic cues — pace, pitch, interruptions — combine with the words used to score emotion across voice and chat interactions.
Score
Turn-by-turn emotion
Every turn is scored, so you see whether a conversation is recovering or deteriorating rather than just its final state.
Alert
Nudge the agent, flag the supervisor
Sharp negative shifts prompt the agent in real time and can escalate to a supervisor before the customer asks for one.
Aggregate
Spot patterns across the base
Sentiment rolled up by team, product, queue, and journey stage shows which experiences are quietly frustrating customers.
99.95%
Platform uptime SLA
7Cr+
Daily OBD handled
500+
Businesses onboarded
24×7
Engineering support
Talk to us
Talk to our team about what you are building
Tell us the workflow you have in mind and the scale you expect. Our solutions team maps it to the right NobleStack setup, flags anything that needs a custom approach, and sends you pricing for your volume — no obligation.
Same-day response
Weekday enquiries get a reply within business hours.
A specialist, not a script
You speak to someone who has actually shipped this kind of setup.
Compliance answers upfront
Consent, data residency, retention, and audit questions covered early.