# RightNow System Zero vs SPEV (slim)

> RightNow System Zero scores 66.8 (B) to SPEV's 51.5 (D) for decision models. Prices, MCP, x402, uptime and agent notes side by side.

- Full: https://www.anchorterminal.com/compare/rightnow-system-zero-vs-sprag-spev.md (~2,900 tokens) · this version ~630 tokens · JSON https://www.anchorterminal.com/compare/rightnow-system-zero-vs-sprag-spev.json · canonical https://www.anchorterminal.com/compare/rightnow-system-zero-vs-sprag-spev
- Index: https://www.anchorterminal.com/llms.txt · API: https://www.anchorterminal.com/api/v1/index.json · MCP: https://www.anchorterminal.com/mcp · Updated: 2026-10-31
- Licence: CC BY 4.0, credit Anchor Terminal and link this page (https://www.anchorterminal.com/terms/#data)

RightNow System Zero scores 66.8 (B) on agent readiness against SPEV's 51.5 (D), and leads in every scored category. Both do decision models.

- RightNow System Zero: B 66.8, rank #320 of 1244 · https://www.anchorterminal.com/tools/rightnow-system-zero.min.md
- SPEV: D 51.5, rank #912 of 1244 · https://www.anchorterminal.com/tools/sprag-spev.min.md
- RightNow System Zero, good for Typed decisions with per-option probabilities over text, JSON, images, audio and PDFs, including on streaming state Ahead on Reliability, 50 against 45; Agent ergonomics, 86 against 76; Security & auth, 70 against 33; Payments & pricing, 40 against 30; Maintenance & community, 68 against 49; Transparency & trust, 70 against 59. Also Free to start without a card.
- SPEV, good for Typed decisions over raw audio, such as end-of-turn detection, call triage and flagging, plus text and single images, hosted or self-hosted.

| Category | RightNow System Zero | SPEV |
| --- | --- | --- |
| Reliability (16%) | 50 | 45 |
| Performance (10%) | pending | pending |
| Schema & documentation (13%) | 83 | 81 |
| Agent ergonomics (13%) | 86 | 76 |
| Security & auth (14%) | 70 | 33 |
| Payments & pricing (10%) | 40 | 30 |
| Task success (10%) | pending | pending |
| Maintenance & community (7%) | 68 | 49 |
| Transparency & trust (7%) | 70 | 59 |

| Fact (where they differ) | RightNow System Zero | SPEV |
| --- | --- | --- |
| Vendor | RightNow AI, Inc. | Sprag |
| Hosted endpoint | `https://api.rightnowai.co/v1/system-zero/decide` | `https://api.sprag.ai/v1/decisions` |
| Transports | HTTP, websocket | HTTP |
| Licence | Proprietary hosted model under RightNow AI terms of use; the SDKs are Apache-2.0 | Apache-2.0 (weights and inference code, following the Qwen3-Omni base). Training code and data aren't published |
| Last release | 2026-10-27 | 2026-10-14 |
| Terms last updated | no date given | 2026-09-01 |
| Privacy policy last updated | no date given | 2026-08-01 |
| Customer content may train models | yes | yes, with an opt-out |
| Terms restrict automated access | yes | not found in the text |