Does Hume AI or Vapi have a free plan?

Hume AI is available for free. Vapi is available for free. Always verify current pricing directly with the vendor.

Hume AI vs Vapi

Q: Can I use Hume AI and Vapi together?

Yes, many teams use both tools together for different purposes. Use the Stack Builder section above to combine Hume AI and Vapi with other tools and save your AI toolkit.

Comprehensive side-by-side comparison — features, pricing, performance, and more.

Updated May 2026

Hume AI

Hume AI, Inc.

The world's most realistic & expressive voice AI with emotional intelligence

0.0(0)

FREEMIUM

96% data quality

Vapi

Vapi Inc.

Voice AI agents for developers: simple, configurable, and scalable.

0.0(0)

FREEMIUM

93% data quality

Trust & Reliability

Hume AI

Uptime:99.90%Status page

Users:1K-10K

Customers (per vendor):Niantic, WebAppClouds, GAF +7

GDPR

Overall Winner: Vapi

8.0/10 vs Hume AI at 7.3/10

Leads in:

Customizability

Integrations

Value for Money

AI Comparison Summary

Hume AI

7.3

avg score

Vapi

8.0

avg score

Vapi leads overall — particularly in Customizability and Integration Power.

Based on 6 dimensions

How scores are calculated

Overall Winner

Vapi

8.0 / 10

Hume AI

Best For

Creating high-quality multi-character audiobooks

Generating expressive video voiceovers for ads and films

Producing multi-speaker podcasts with studio-quality dialogue

Building emotionally aware AI companions and digital assistants

Not Ideal For

Users seeking a simple, non-API-driven voice generation tool without emotional nuance

Organizations requiring strict on-premise deployment for all services

Users needing extensive, dedicated phone support for basic plans

Vapi

Best For

Developers building custom voice AI applications

Companies scaling inbound and outbound phone operations

Enterprises requiring high reliability and low-latency voice interactions

Teams needing flexible integration with existing tech stacks

Not Ideal For

Non-technical users seeking a no-code voice AI solution

Individuals needing a simple, pre-built chatbot without voice capabilities

Organizations not focused on phone-based or real-time voice interactions

* Verdict is based on our algorithmic scoring of publicly available data. Learn about our methodology

Hume AI is best for

🎵Audio & Voice10.0💬Chat & Conversation7.0🎧Customer Support5.0

Vapi is best for

🤖Automation & Agents10.0💬Chat & Conversation7.9✍️Writing & Content7.0

Filter by your use case:

Pros & Cons

Hume AI

Pros

Generates highly realistic and emotionally expressive AI voices
Allows voice cloning from minimal audio samples
Supports consistent voice identity across over 100 languages
Provides granular control over voice performance with acting instructions
Offers comprehensive APIs and SDKs for easy developer integration
Includes robust expression measurement capabilities for multimodal analysis

Cons

Pricing is usage-based, which can become costly at high volumes
Compliance information (GDPR, SOC2, HIPAA) is not explicitly detailed on the website
No explicit mention of offline mode or on-premise deployment options
Support primarily through Discord community for lower tiers

Vapi

Pros

Highly configurable API for granular control
Ultra-low latency for natural conversations
Supports a wide range of AI models (LLM, TTS, STT)
Comprehensive developer tools including API and CLI
Enterprise-grade reliability and security (SOC2, HIPAA, PCI)
Extensive integrations with business applications
Multilingual support for global reach
Features for testing, A/B experiments, and monitoring

Cons

Requires developer expertise for full customization
Pricing can become complex with usage-based components
Limited explicit information on no-code/low-code options for business users
Focus primarily on voice interactions, less on other modalities

Weighted Score — Adjust What Matters to You

Pick a profile or drag sliders — scores and radar update instantly on the right.

Quick profiles:

Ease of Use5

Output Quality5

Value for Money5

Customizability5

Support & Ecosystem5

Integration Power5

Dimension Comparison

Hume AI

7.3

/ 10

Vapi

8.0

/ 10

Your pick

Dimension Breakdown

Ease of Use

How easy it is to get started and use daily

Hume AI

7.0▲ +1.0

Vapi

6.0

Output Quality

Quality and accuracy of generated results

Hume AI

9.0▲ +1.0

Vapi

8.0

Value for Money

Cost vs. features and output quality

Hume AI

6.0

Vapi

7.0▲ +1.0

Customizability

Calculated

Ability to tailor to specific needs

Hume AI

8.0

Vapi

10.0▲ +2.0

Support & Ecosystem

Documentation, community, and support quality

Hume AI

6.0

Vapi

7.0▲ +1.0

Integration Power

Calculated

Ability to connect with other tools and workflows

Hume AI

8.0

Vapi

10.0▲ +2.0

Calculated = derived from verified integration count and API/open-source signals. AI = LLM-assessed from public website content. Methodology

Data is sourced from public information and vendor websites. It may not always be up-to-date — verify pricing and features directly with the vendor before purchasing.Report inaccuracy

Frequently Asked Questions

Which is better, Hume AI or Vapi?

Both are strong options. Hume AI has a rating of 0.0/5 (0 reviews), while Vapi has a rating of 0.0/5 (0 reviews). The best choice depends on your specific use case, budget, and workflow requirements.

Is Hume AI cheaper than Vapi?

Hume AI starts at free (freemium model). Vapi starts at free (freemium model). Use the Cost Calculator above for a detailed estimate.

What are the main differences between Hume AI and Vapi?

Hume AI — "The world's most realistic & expressive voice AI with emotional intelligence". Vapi — "Voice AI agents for developers: simple, configurable, and scalable.". Key differences include their pricing models, platform support, integrations, and technical capabilities. See the Feature Comparison table above for a complete side-by-side breakdown.

Can I use Hume AI and Vapi together?

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