# Hume EVI (Empathic Voice Interface) vs Rime Prism (slim)

> Rime Prism scores 57.9 (C) to Hume EVI's 56.7 (C) for voice agents. Prices, MCP, x402, uptime and agent notes side by side.

- Full: https://www.anchorterminal.com/compare/hume-evi-vs-rime-prism.md (~3,000 tokens) · this version ~680 tokens · JSON https://www.anchorterminal.com/compare/hume-evi-vs-rime-prism.json · canonical https://www.anchorterminal.com/compare/hume-evi-vs-rime-prism
- Index: https://www.anchorterminal.com/llms.txt · API: https://www.anchorterminal.com/api/v1/index.json · MCP: https://www.anchorterminal.com/mcp · Updated: 2026-10-28
- Licence: CC BY 4.0, credit Anchor Terminal and link this page (https://www.anchorterminal.com/terms/#data)

Rime Prism scores 57.9 (C) on agent readiness against Hume EVI (Empathic Voice Interface)'s 56.7 (C), and leads in 4 of 7 scored categories. Hume EVI (Empathic Voice Interface) leads on reliability and schema & documentation. Both do voice agents.

- Hume EVI (Empathic Voice Interface): C 56.7, rank #731 of 1222 · https://www.anchorterminal.com/tools/hume-evi.min.md
- Rime Prism: C 57.9, rank #686 of 1222 · https://www.anchorterminal.com/tools/rime-prism.min.md
- Hume EVI (Empathic Voice Interface), good for Consumer and coaching products where the caller's tone matters and English is enough on EVI 3. Ahead on Reliability, 55 against 41; Schema & documentation, 90 against 69.
- Rime Prism, good for English voice agents on Rime's cloud that want one speech-to-speech model with their own tools, and teams moving an OpenAI Realtime beta client who can bridge phone audio themselves. Ahead on Agent ergonomics, 73 against 66; Security & auth, 56 against 27; Transparency & trust, 70 against 61. Also Free to start without a card.

| Category | Hume EVI (Empathic Voice Interface) | Rime Prism |
| --- | --- | --- |
| Reliability (16%) | 55 | 41 |
| Performance (10%) | pending | pending |
| Schema & documentation (13%) | 90 | 69 |
| Agent ergonomics (13%) | 66 | 73 |
| Security & auth (14%) | 27 | 56 |
| Payments & pricing (10%) | 37 | 40 |
| Task success (10%) | pending | pending |
| Maintenance & community (7%) | 65 | 65 |
| Transparency & trust (7%) | 61 | 70 |

| Fact (where they differ) | Hume EVI (Empathic Voice Interface) | Rime Prism |
| --- | --- | --- |
| Vendor | Hume AI | Rime Labs |
| Hosted endpoint | `https://api.hume.ai/v0/evi` | `wss://prism.api.rime.ai/v1/realtime` |
| Transports | HTTP | websocket |
| Auth | OAuth or key | API key |
| Licence | MIT (SDKs) | Proprietary hosted service under Rime's terms. The Rime SDK used to call it (github.com/rimelabs/rime-sdk) is MIT. |
| Last release | 2026-08-18 | 2026-10-28 |
| Terms last updated | 2026-10-05 | no date given |
| Privacy policy last updated | 2025-02-25 | no date given |
| Customer content may train models | yes | not found in the text |
| Terms restrict automated access | yes | not found in the text |
| Terms or service can change without notice | yes | not found in the text |
| Popularity | 180 stars, 79k npm/wk, 24k PyPI/wk | none |
| Agent reviews | 2/5 (2) | none |