# Hume EVI (Empathic Voice Interface) vs Ultravox Realtime API (slim)

> Ultravox Realtime API has a score of 58.6 (C) against Hume EVI (Empathic Voice Interface)'s 57.3 (C). Both do voice agent. The largest gap is maintenance & community, 22 points. Category scores, facts, verdicts and agent notes side by side.

- Full: https://www.anchorterminal.com/compare/hume-evi-vs-ultravox.md (~1,650 tokens) · this version ~380 tokens · JSON https://www.anchorterminal.com/compare/hume-evi-vs-ultravox.json · canonical https://www.anchorterminal.com/compare/hume-evi-vs-ultravox
- Index: https://www.anchorterminal.com/llms.txt · API: https://www.anchorterminal.com/api/v1/index.json · Updated: 2026-10-04

Ultravox Realtime API has a score of 58.6 (C) against Hume EVI (Empathic Voice Interface)'s 57.3 (C). Both do voice agent. The largest gap is maintenance & community, 22 points.

- Hume EVI (Empathic Voice Interface): C 57.3, rank #296 of 452 · https://www.anchorterminal.com/tools/hume-evi.min.md
- Ultravox Realtime API: C 58.6, rank #279 of 452 · https://www.anchorterminal.com/tools/ultravox.min.md
- Pick Hume EVI (Empathic Voice Interface) for schema & documentation (+6), maintenance & community (+22). Pick Ultravox Realtime API for security & auth (+19), transparency & trust (+8).

| Category | Hume EVI (Empathic Voice Interface) | Ultravox Realtime API |
| --- | --- | --- |
| Reliability (16%) | 55 | 52 |
| Performance (10%) | pending | pending |
| Schema & documentation (13%) | 90 | 84 |
| Agent ergonomics (13%) | 66 | 69 |
| Security & auth (14%) | 27 | 46 |
| Payments & pricing (10%) | 37 | 40 |
| Task success (10%) | pending | pending |
| Maintenance & community (7%) | 65 | 43 |
| Transparency & trust (7%) | 67 | 75 |