# Hume AI

**Canonical:** https://apis.io/providers/hume-ai/  
**Website:** https://www.hume.ai/  
**APIs profiled:** 9

Hume AI builds empathic voice and emotional AI models. The platform exposes four published APIs: Voices, Octave Text-to-Speech, Empathic Voice Interface (EVI / speech-to-speech), and Expression Measurement (multimodal emotion analysis). REST + WebSocket interfaces are documented with public OpenAPI and AsyncAPI specifications at https://dev.hume.ai/.

## Kin Score — 34.2 / 100 (thin)

Scored 2026-08-20 under rubric 0.12.0. Trend: flat (+0.0 from 34.2).

| Facet | Score |
|---|---|
| Discoverability | 74.1 |
| Contract Quality | 64.6 |
| Governance | 11.4 |
| Contract Governance | 11.4 |
| Operational Transparency | 10.5 |
| Developer Ergonomics | 23.8 |
| Commercial Clarity | 15.8 |
| Access Clarity | 15.8 |

## Agent readiness — 41.0 (agent-ready)

| Dimension | Value |
|---|---|
| Spec Presence | yes |
| Agentic Access | derived |
| Reversibility Documented | no |
| MCP Server | no |
| Auth Clarity | yes |
| Idempotency | no |
| Error Semantics | verified |
| OpenAPI Examples | no |
| Rate Limit Signal | documented |
| Event Surface Described | yes |
| Agent Skills | no |
| Well Known Catalog | no |
| Consent Identity | no |
| Agent Card | no |
| Dry Run Mode | no |

## Access

Freemium · Self-serve signup — onboarding: self-serve, pricing: freemium, trial: no (confidence: high).

## APIs (9)

- **Hume AI Ai Default API** — The Ai Default API from Hume AI — 6 operation(s) for ai default.
- **Hume AI subpackage_batch API** — The subpackage_batch API from Hume AI — 4 operation(s) for subpackage_batch.
- **Hume AI subpackage_chatGroups API** — The subpackage_chatGroups API from Hume AI — 4 operation(s) for subpackage_chatgroups.
- **Hume AI subpackage_chats API** — The subpackage_chats API from Hume AI — 3 operation(s) for subpackage_chats.
- **Hume AI subpackage_configs API** — The subpackage_configs API from Hume AI — 3 operation(s) for subpackage_configs.
- **Hume AI subpackage_controlPlane API** — The subpackage_controlPlane API from Hume AI — 1 operation(s) for subpackage_controlplane.
- **Hume AI subpackage_prompts API** — The subpackage_prompts API from Hume AI — 3 operation(s) for subpackage_prompts.
- **Hume AI subpackage_tools API** — The subpackage_tools API from Hume AI — 3 operation(s) for subpackage_tools.
- **Hume AI subpackage_voices API** — The subpackage_voices API from Hume AI — 1 operation(s) for subpackage_voices.

## Agentic access (1)

- **Hume Ai Agentic Access** — 49 operations · 28 acting · 1 human-in-the-loop

## Security (2)

- **Hume Ai Authentication** — apiKey · 1 scheme
- **Hume Ai Domain Security** — TLSv1.3 · HSTS · DMARC

## Plans (1)

- **Hume Ai Plans Pricing**

## Tags

Artificial Intelligence, Voice, Empathic, Emotion, Multi-Modal

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Profiled by [API Evangelist](https://apievangelist.com) and published on [APIs.io](https://apis.io/providers/hume-ai/). Scores are computed from the provider's own public artifacts under a published rubric.