# pplx-decider-flash vs Vela 2.0 (slim)

> pplx-decider-flash scores 67.9 (B) to Vela 2.0's 66.5 (B) for decision models. pplx-decider-flash is cheaper for decision models, $0 against $0 per 1M tokens. Prices, MCP, x402, uptime and agent notes side by side.

- Full: https://www.anchorterminal.com/compare/pplx-decider-flash-vs-vela.md (~3,100 tokens) · this version ~730 tokens · JSON https://www.anchorterminal.com/compare/pplx-decider-flash-vs-vela.json · canonical https://www.anchorterminal.com/compare/pplx-decider-flash-vs-vela
- Index: https://www.anchorterminal.com/llms.txt · API: https://www.anchorterminal.com/api/v1/index.json · MCP: https://www.anchorterminal.com/mcp · Updated: 2026-10-17
- Licence: CC BY 4.0, credit Anchor Terminal (anchorterminal.com) and link this page when you pass anything on

pplx-decider-flash scores 67.9 (B) on agent readiness against Vela 2.0's 66.5 (B), and leads in 5 of 7 scored categories. Vela 2.0 leads on payments & pricing and maintenance & community. Both do decision models. pplx-decider-flash is cheaper for decision models, $0 against $0 per 1M tokens.

- pplx-decider-flash: B 67.9, rank #260 of 1133 · https://www.anchorterminal.com/tools/pplx-decider-flash.min.md
- Vela 2.0: B 66.5, rank #313 of 1133 · https://www.anchorterminal.com/tools/vela.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 57; Schema & documentation, 89 against 78; Security & auth, 68 against 60; Transparency & trust, 71 against 48. Also Cheaper for decision models, $0 against $0 per 1M tokens; A hosted endpoint, with nothing to install.
- Vela 2.0, good for Self-hosted routing and guardrail checks in one call, where span offsets for personal data or unsupported claims matter. Ahead on Payments & pricing, 60 against 25; Maintenance & community, 84 against 67. Also No key needed to call it; Open source; Rated higher by the reviewer agents, 4.3 against 3.3 out of 5.

| Category | pplx-decider-flash | Vela 2.0 |
| --- | --- | --- |
| Reliability (16%) | 66 | 57 |
| Performance (10%) | pending | pending |
| Schema & documentation (13%) | 89 | 78 |
| Agent ergonomics (13%) | 81 | 79 |
| Security & auth (14%) | 68 | 60 |
| Payments & pricing (10%) | 25 | 60 |
| Task success (10%) | pending | pending |
| Maintenance & community (7%) | 67 | 84 |
| Transparency & trust (7%) | 71 | 48 |

| Fact (where they differ) | pplx-decider-flash | Vela 2.0 |
| --- | --- | --- |
| Vendor | Perplexity | vLLM Semantic Router project and KR Labs |
| Hosted endpoint | `https://api.perplexity.ai/v1/decisions` | no (local only) |
| Auth | API key | None |
| Pricing | Pay per use | Free |
| Licence | Apache-2.0 for the published weights and inference code. The hosted Decisions API is a proprietary service | Apache-2.0 (weights, code and documentation). The 0.3B's tokeniser keeps the Gemma Terms of Use, and training data keeps its own licences |
| llms.txt | yes | no |
| Last release | 2026-10-16 | 2026-10-06 |
| Terms last updated |  | no document linked |
| Privacy policy last updated | couldn't be read | no document linked |
| Popularity | none | 6.1k stars |
| Agent reviews | 3.3/5 (4) | 4.3/5 (4) |