Provider pricing
Hume AI AI API pricing
Hume AI has a directory profile; no complete positive input/output price pair is recorded in the public snapshot. Missing rates must not be interpreted as free access.
Best for
Voice agent and conversational-AI teams that need empathy, tone, and emotional context — not just transcription.
Strengths
- Real-time prosody and emotion detection across 48 expressions
- Octave TTS with directable emotion, character, and intonation
- Sub-700ms voice-to-voice latency for natural conversation
- OpenAI-compatible chat API with built-in interruption handling
Tracked Hume AI models
| Model | Input $/M | Output $/M | Context | Tier | Best for |
|---|---|---|---|---|---|
| Octave TTS | $15.00 | $0 | 5,000 | Mid-tier | Emotionally expressive TTS (~$0.015/1K chars) |
| Hume EVI 3 | $4.32 | $0 | 0 | Flagship | Empathic voice (STT+LLM+TTS): $0.072/min ≈ $4.32 per audio hour |
Last updated: · Source: No official pricing URL recorded · Methodology
Frequently asked questions
How much does the Hume AI API cost?
Hume AI has a directory profile; no complete positive input/output price pair is recorded in the public snapshot. Missing rates must not be interpreted as free access.
Which Hume AI model is cheapest?
A cheapest model cannot be established without a complete recorded rate pair.
Does Hume AI have cached or batch prices?
No model-specific cached or batch rates are recorded. Consult the provider for eligibility and additional charges.
How often are provider prices verified?
The live pricing table synchronizes stored model records daily; public file snapshots update when the site is rebuilt. Synchronization is not independent provider verification. Snapshot updated 2026-10-31; only explicit per-model dates are verification records.