Voice recognition 2026 Rank: #1402

Velma API by Modulate ✓

Read emotion, tone and intent from any voice conversation.

Source rating 3.7 (3) 2.6k views 8 saves Freemium
More categories (4)

Verdict

A quick read before you dig into the full page.

Best if
Read emotion, tone and intent from any voice conversation
Skip if
Limited behavioral analysis
Pick this when
Analyzes emotion, tone, intent

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Overview

Velma Voice Analytics API, a product from Modulate, is designed to analyze and interpret emotion, tone, and intent from voice conversations. Rather than focusing solely on transcription, Velma is an audio-native model, listening to the voice conversation directly and analyzing the acoustic signals that carry the conversation's meaning.

This tool turns voice conversations into actionable signals and behaviors. It can process both live streams and recordings, integrating with third-party tools.

One of Velma's unique features is its ability to analyze behaviors and escalate risks. A typical application includes alerting to potential risks like fraud or impersonation scams, with each alert including data on the type of threat and confidence level.

The tool can recognize a range of emotions expressed by speakers - from frustrated and anxious to calm and confident. Through its Audio-native Ensemble Listening Model (ELM), Velma is capable of understanding the nuances in conversation typically lost in other models that rely heavily on pure word transcription.

Velma aims to capture more than just words; it seeks to understand the full spectrum of a conversation, even to the point of detecting deepfake voices or spoofed calls.

The tool offers comprehensive conversation summaries, listing detected key behaviors, speaker topics, speaker emotions, and sentiment analysis among others.

This makes it a suitable tool for various use cases like fraud prevention, policy enforcement, voice agent understanding, and user safety among others across industries like customer experience centers, IT & helpdesk, gaming & social, and financial services.

With these detailed insights, Velma can contribute to better decision making and problem-solving in these settings.

Velma API by Modulate website

Access & connections

Where you can use Velma API by Modulate.

Platforms

Web

API

Public API available

Browse other tools with an API

Capabilities

What this tool accepts, produces, and is strongest at.

Input

  • Audio

Output

  • API

Highlights

  • API

Supported features

  • STT
  • Speech API
  • API
  • Cybersecurity
  • Automation
  • Transcription

Pros & cons

Pros

  • Analyzes emotion, tone, intent
  • Audio-native model
  • Processes live streams and recordings
  • Third-party tool integration
  • Risk escalation
  • Alerts for potential risks
  • Detailed threat data
  • Wide range of emotion recognition
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  • Audio-native Ensemble Listening Model
  • Detects deepfakes and spoofed calls
  • Comprehensive conversation summaries
  • Applies to various use cases
  • Suitable for diverse industries
  • Influences decision making and problem-solving
  • Fraud and impersonation scam detection
  • Behavior analysis
  • Analyzes speaker topics and emotions
  • Performs sentiment analysis
  • Enhances user safety
  • Helps in policy enforcement
  • Financial services application
  • Helps understand voice agents
  • Detects key behaviors in conversation
  • Offers customer experience analytics
  • Useful in gaming and social
  • Assists in fraud prevention
  • Contributes in problem solving
  • Helps in decision support
  • Helps in IT & helpdesk

Cons

  • May not understand context
  • Potential false positives
  • Dependent on acoustic quality
  • Problems with overlapping voices
  • Limited behavioral analysis
  • Misinterpretation of speaker dynamics
  • Possible language dependency
  • Weak in noisy environments
Show 2 more
  • Needs specific integration
  • Varying accuracy across accents

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Releases 1

Initial release June 29, 2026 Current
Initial release of Velma API by Modulate.

FAQ 12

What is Velma API?
Velma API is a product from Modulate, designed to analyze and interpret emotion, tone, and intent from voice conversations. Instead of focusing solely on transcription, this product encompasses voice recognition, voice analysis including emotion detection, tone analysis, intent analysis, and risk escalation. It is also used for detecting fraud and impersonation scams, and offers robust behavior analysis. Velma API operates as an audio-native model and can process live streams and recordings, integrating seamlessly with third-party tools.
How does Velma API recognize a range of emotions expressed by speakers?
Velma API recognizes a range of emotions by listening to the voice conversation directly and analyzing the acoustic signals. Instead of relying on the words that are said, Velma uses its Audio-native Ensemble Listening Model (ELM) to understand the nuances typically conveyed through tone of voice and speech patterns. This methodology enables it to identify emotions ranging from frustration and anxiety to calm and confidence.
Can Velma API process live streams and recordings?
Yes, Velma API is capable of processing both live streams and recordings. This flexibility allows it to be utilized in a variety of real-time and post-event analytical applications.
Can Velma API integrate with third-party tools?
Yes, Velma API has the ability to integrate seamlessly with third-party tools. This capability enhances its versatility in different technological ecosystems.
What is Velma API's unique feature of analyzing behaviors and escalating risks?
Velma API has a unique feature of not just detecting behaviors but also escalating risks. It uses its comprehensive emotion, tone, and intent analysis capabilities to alert users on potential risks like fraud or impersonation scams in real-time. In essence, it transforms voice conversations into actionable alerts on risky behaviors.
How does Velma API alert to potential risks like fraud or impersonation scams?
Velma API alerts on potential risks like fraud or impersonation scams by analyzing the nuances of voice conversations and their implicit meaning through its Audio-native Ensemble Listening Model. As a result, it can detect risky behaviours and make real-time alerts to help mitigate these threats.
What does each alert from Velma API include?
Each alert from Velma API includes data on the type of threat and the confidence level. This provides a comprehensive picture of the risk level and assists in immediate decision making.
What is Velma API's Audio-native Ensemble Listening Model (ELM)?
Velma's Audio-native Ensemble Listening Model (ELM) is a technology that allows it to comprehend the nuances in conversation that are typically lost in other models that rely heavily on pure word transcription. ELM analyzes the acoustic signals, captures meaning beyond words and provides a more complete understanding of voice conversations.
What is the purpose of Velma's deepfake voice or spoofed calls detection feature?
The purpose of Velma's deepfake voice or spoofed calls detection feature is to provide an additional layer of security and authenticity in voice interactions. By detecting artificially synthesized or impersonated voices, Velma API ensures that voice communications stay true, trusted and free from potential fraud or misinformation.
What does the comprehensive conversation summaries from Velma API contain?
The comprehensive conversation summaries from Velma API contains detected key behaviors, speaker topics, sentiment analysis, and speaker emotions. These summaries provide a clear, easy-to-parse overview of every conversation, making it a valuable source of insights and action points.
What are the possible use cases for Velma API?
Possible use cases for Velma API include fraud prevention, policy enforcement, voice agent understanding, and user safety. It can be used in contexts requiring high-level voice analysis, such as customer experience centers, gaming and social platforms, financial services to name a few.
Which industries can benefit from Velma API?
Industries that can benefit from Velma API range from customer experience centers to IT & helpdesk, gaming & social platforms, and financial services. Any industry seeking comprehensive voice analysis, emotion detection, fraud detection, and more, can leverage the powerful features of Velma API.
Velma API by Modulate Free + from $0.75