Hume Ai may offer paid plans. Check the official website for the latest pricing.

How much does Hume Ai cost?

Hume Ai uses a freemium pricing model. Visit the official website for current pricing details.

Jun 28, 2026

Hume Ai

Q: What is Hume Ai?

Hume Ai is Empathic AI for voice and expression with emotional intelligence.

Q: What are the main features of Hume Ai?

Hume Ai includes features such as Octave Text-to-Speech (TTS): LLM for text-to-speech that understands context, predicts emotions, and allows natural language control over emotional delivery and speaking style., Octave Voice Design: Create any AI voice with a brief prompt or evocative script., Empathic Voice Interface (EVI): Real-time, customizable voice intelligence for applications, capable of fluent conversation, understanding user tone, and generating appropriate tone., Expression Measurement API: Measures expression in the face, voice, and language., Conversational Voice: Full developer platform for deploying emotionally intelligent voice agents..

Empathic AI for voice and expression with emotional intelligence.

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Overview

What is Hume Ai?

Hume AI is an empathic AI research lab building multimodal AI with emotional intelligence. They offer advanced AI models like Octave Text-to-Speech (TTS), which is the first LLM for text-to-speech capable of understanding context and predicting emotions, and Empathic Voice Interface (EVI), a real-time, customizable voice intelligence model for fluent, emotionally intelligent conversations. They also provide an Expression Measurement API to analyze expressions in face, voice, and language. Their goal is to create expressive AI voices and interactive personalities, with a strong focus on human well-being and ethical AI development.

Empathic AI for voice and expression with emotional intelligence.

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Core Features

Octave Text-to-Speech (TTS): LLM for text-to-speech that understands context, predicts emotions, and allows natural language control over emotional delivery and speaking style.

Octave Voice Design: Create any AI voice with a brief prompt or evocative script.

Empathic Voice Interface (EVI): Real-time, customizable voice intelligence for applications, capable of fluent conversation, understanding user tone, and generating appropriate tone.

Expression Measurement API: Measures expression in the face, voice, and language.

Conversational Voice: Full developer platform for deploying emotionally intelligent voice agents.

Voice Modulation: Adjust EVI 2’s base voices along continuous scales (femininity, nasality, pitch).

Emergent multilingual capabilities (EVI).

Popular Use Cases

Generating expressive AI voices for podcasts, voiceovers, and audiobooks.
Deploying emotionally intelligent voice agents in any application.
Creating interactive personalities for customer service, virtual assistants, or entertainment.
Real-time conversational AI for enhanced user experiences.
Measuring and analyzing emotional expression in various media.

How to use

Users can generate AI voices by providing text prompts and describing desired voice identities
qualities
and emotions using Octave TTS. They can also create and interact with real-time synthetic voices and personalities using EVI
which allows for flexible prompting and voice modulation. Developers can access APIs and a full developer platform to integrate these emotionally intelligent voice agents into their own applications.

Pricing

Hume Ai uses a Freemium pricing model. Pricing and features may change over time.

Free

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Pro

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Team

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Enterprise

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Deal / Coupon

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