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Hume AI pricing, features, company info, and alternatives
A factual product page for Hume AI covering voice generation, emotion analysis, and developer tooling.
Last updated April 2026 · Pricing and features verified against official documentation
Pricing
Current public pricing tiers on file for Hume AI, last verified Apr 25, 2026.
Free
$0 / month
Includes 10,000 TTS characters and 5 EVI minutes.
Starter
$3 / month
Includes 30,000 TTS characters and 40 EVI minutes.
Creator
$14 / month
The pricing page shows a $7 first month promotional price and 140,000 TTS characters.
Pro
$70 / month
Includes 1,000,000 TTS characters and 1,200 EVI minutes.
Scale
$200 / month
Includes 3,300,000 TTS characters and 5,000 EVI minutes.
Business
$500 / month
Includes 10,000,000 TTS characters and 12,500 EVI minutes.
Enterprise
Custom
Custom pricing, unlimited usage, and enterprise support.
Expression Measurement
Usage-based / usage-based
Public rates list video with audio at $0.0828/min, audio only at $0.0639/min, video only at $0.045/min, images at $0.00204/image, and text at $0.00024/word.
What You Can Do With It
The main capabilities that shape how people use Hume AI today.
Octave provides text-to-speech with voice design, voice cloning, acting instructions, timestamps, multilingual output, and streaming playback.
EVI provides real-time speech-to-speech interaction with interruptibility, back-channeling, external LLM compatibility, and expressive instruction following.
Expression Measurement analyzes voice, face, and language across audio, video, images, and text.
Official SDKs are available for React, TypeScript, Python, Swift, and .NET.
Best For
Who Hume AI is most clearly built for.
Developers building emotionally aware voice agents or assistants.
Teams that want one vendor for TTS, speech-to-speech, and expression analysis APIs.
Organizations that need usage-based API pricing with enterprise compliance options.
Model Notes
Current model information surfaced publicly for Hume AI.
Model
Octave 2
Model
EVI 4-mini
Model
TADA
Company
Leadership and company context for Hume AI.
CEO
Alan Cowen
Founders
Alan Cowen
Headquarters
New York, NY, USA
Platforms
Where you can use Hume AI today.
Web
API
SDKs
Playground
Integrations
Notable connected tools and ecosystem hooks for Hume AI.
LiveKit
Pipecat
Vapi
Twilio
Agora
Privacy Notes
Publicly stated data-handling notes that matter when evaluating Hume AI.
The privacy policy says the consumer privacy terms do not apply to content processed for business API customers, which is governed by separate agreements.
The privacy policy says Hume collects account, usage, and user content to provide and improve its offerings.
Compliance
Public compliance or enterprise-governance signals we found for Hume AI.
SOC 2 Type II
GDPR
HIPAA
Access
How to integrate or build around Hume AI.
Public API
Yes
Docs
Available
Alternatives
Other tools worth considering alongside Hume AI.
Voice and audio AI platform for speech, cloning, dubbing, and agents.
Developer voice AI platform for ultra-low-latency speech models and agent infrastructure.
Voice AI platform for speech-to-text, text-to-speech, voice agents, and audio intelligence.
Speech AI platform for transcription, streaming audio, and speech understanding.
Product Snapshot
Hume AI is a voice AI and expression-measurement platform. Its public product surface includes Octave for text-to-speech, EVI for speech-to-speech, and expression measurement APIs for voice, face, language, images, and text.
What You Can Do With It
- Generate expressive speech with Octave, including voice design, voice cloning, acting instructions, timestamps, multilingual output, and streaming playback.
- Build real-time speech-to-speech apps with EVI, including interruptibility, back-channeling, and external LLM compatibility.
- Analyze voice, face, and language with expression measurement APIs across audio, video, images, and text.
- Use SDKs for React, TypeScript, Python, Swift, and .NET, plus integrations with LiveKit, Pipecat, Vapi, Twilio, and Agora.
Why It Stands Out
Hume AI keeps speech generation, conversational voice, and expression analysis in one API platform, with separate public pricing for subscriptions and usage-based measurement.
Tradeoffs To Know
- The product is developer-oriented, so buyers need to map their use case to Octave, EVI, or expression measurement before estimating cost.
- Public pricing mixes monthly plans with usage-based rates, so spend calculations require reading the plan table carefully.
- Enterprise compliance is public, but API customers still need to review the terms and privacy policy because business API content is covered separately.
Sources
- hume.ai/pricing
- hume.ai
- hume.ai/about
- hume.ai/blog/series-b-evi-announcement
- hume.ai/blog/the-feelings-lab-ep-25-myths-about-emotion-science
- hume.ai/blog/hume-anthropic-claude-voice-interactions
- hume.ai/blog/the-feelings-lab-intro
- hume.ai/privacy
- dev.hume.ai/intro
- hume.ai/model-architecture
- hume.ai/octave
- hume.ai/empathic-voice-interface
- hume.ai/conversational-ai