Chatbots · Head-to-head
Grok vs Hume AI
Grok vs Hume AI: pricing, features, and which to pick in 2026.
The verdict
Pick Grok if…
- →you want our editor's pick for this category
- →your primary use case is people who want grok 4.6 in chat and need a clear map of free, supergrok, supergrok plus, heavy, and the api.
Pick Hume AI if…
- →your primary use case is developers integrating emotion-aware voice agents into apps like customer support and telehealth, plus researchers measuring genuine human reactions.
Side-by-side specs
| Spec | Grok | Hume AI |
|---|---|---|
| Category | Chatbots | Chatbots |
| Pricing model | freemium | freemium |
| Headline pricing | Free + SuperGrok $30/mo + SuperGrok Plus $100/mo + Heavy $300/mo | Free credits + usage-based from $0.07/min |
| Free tier | Yes — a limited grok.com tier with web/X search, voice, and connectors. Caps change; check x.ai/pricing. | Free credits included on signup for testing EVI and Expression Measurement APIs |
| AI Score | 8.7/10 | 8.4/10 |
| Best for | People who want Grok 4.6 in chat and need a clear map of Free, SuperGrok, SuperGrok Plus, Heavy, and the API. | Developers integrating emotion-aware voice agents into apps like customer support and telehealth, plus researchers measuring genuine human reactions. |
| Editor's pick | ✓ Yes | — |
| Use cases | research agents development | development research agents |
| Date added | 2026-03-15 | 2026-05-01 |
Pros and cons
Grok
Chatbots · freemium
Pros
- ✓Current flagship is documented as Grok 4.6 with published API prices
- ✓SuperGrok Plus fills the old $30-to-$300 gap with a published $100 mid-tier
- ✓X search is a first-party tool, not a third-party plugin
- ✓Grok Build and Grok Bot give two other official places to use the same lab
Cons
- ×Grok Bot and in-chat Build Mode are still Heavy (or top Cursor for Bot), not SuperGrok or SuperGrok Plus
- ×API realtime answers require search tools; the raw model cutoff is February 1, 2026
- ×Weekly usage is one shared pool across Chat, Imagine, Voice, and Build, so video or Build can spend the week quickly
- ×Chat, Build, and Bot are three products with three access rules
Hume AI
Chatbots · freemium
Pros
- ✓Reads 48 emotional dimensions from voice — far deeper than any competitor's sentiment analysis
- ✓EVI voice output sounds genuinely expressive rather than flat text-to-speech
- ✓Grounded in peer-reviewed affective computing research, not just marketing claims
- ✓Multimodal emotion detection across voice, face, and language in a single platform
Cons
- ×Developer-focused API platform — no ready-made consumer product to just start chatting with
- ×Emotional AI is still an emerging field and accuracy varies across accents and cultural contexts
- ×Documentation and community are smaller than established voice platforms like ElevenLabs
- ×Usage-based pricing can be hard to predict for applications with variable call volumes
Related comparisons
Updated 2026-08-17. Spec data sourced from official product pages and tracked in our public directory at /tools.