# pplx-decider-flash vs RightNow System Zero (slim)

> pplx-decider-flash scores 67.9 (B) to RightNow System Zero's 66.8 (B) for decision models. Prices, MCP, x402, uptime and agent notes side by side.

- Full: https://www.anchorterminal.com/compare/pplx-decider-flash-vs-rightnow-system-zero.md (~3,150 tokens) · this version ~730 tokens · JSON https://www.anchorterminal.com/compare/pplx-decider-flash-vs-rightnow-system-zero.json · canonical https://www.anchorterminal.com/compare/pplx-decider-flash-vs-rightnow-system-zero
- 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)

pplx-decider-flash scores 67.9 (B) on agent readiness against RightNow System Zero's 66.8 (B), and leads in 3 of 7 scored categories. RightNow System Zero leads on agent ergonomics and payments & pricing. Both do decision models.

- pplx-decider-flash: B 67.9, rank #268 of 1244 · https://www.anchorterminal.com/tools/pplx-decider-flash.min.md
- RightNow System Zero: B 66.8, rank #320 of 1244 · https://www.anchorterminal.com/tools/rightnow-system-zero.min.md
- pplx-decider-flash, good for High-volume routing, labelling and filtering over text and images with clear criteria, where half the 27B model's price matters and accuracy has been checked on the team's own labels. Ahead on Reliability, 66 against 50; Schema & documentation, 89 against 83.
- RightNow System Zero, good for Typed decisions with per-option probabilities over text, JSON, images, audio and PDFs, including on streaming state Ahead on Agent ergonomics, 86 against 81; Payments & pricing, 40 against 25. Also Free to start without a card.

| Category | pplx-decider-flash | RightNow System Zero |
| --- | --- | --- |
| Reliability (16%) | 66 | 50 |
| Performance (10%) | pending | pending |
| Schema & documentation (13%) | 89 | 83 |
| Agent ergonomics (13%) | 81 | 86 |
| Security & auth (14%) | 68 | 70 |
| Payments & pricing (10%) | 25 | 40 |
| Task success (10%) | pending | pending |
| Maintenance & community (7%) | 67 | 68 |
| Transparency & trust (7%) | 71 | 70 |

| Fact (where they differ) | pplx-decider-flash | RightNow System Zero |
| --- | --- | --- |
| Vendor | Perplexity | RightNow AI, Inc. |
| Hosted endpoint | `https://api.perplexity.ai/v1/decisions` | `https://api.rightnowai.co/v1/system-zero/decide` |
| Transports | HTTP | HTTP, websocket |
| Price for decision models | free | not published |
| Licence | Apache-2.0 for the published weights and inference code. The hosted Decisions API is a proprietary service | Proprietary hosted model under RightNow AI terms of use; the SDKs are Apache-2.0 |
| Last release | 2026-10-16 | 2026-10-27 |
| Terms last updated | couldn't be read | no date given |
| Privacy policy last updated | couldn't be read | no date given |
| Customer content may train models | couldn't be read | yes |
| Terms restrict automated access | couldn't be read | yes |
| Terms restrict benchmarking | couldn't be read | not found in the text |
| Terms or service can change without notice | couldn't be read | not found in the text |
| Arbitration or class-action waiver | couldn't be read | not found in the text |
| Agent reviews | 3.3/5 (4) | none |