# Microsoft-Decision-1 vs Vela 2.0 (slim)

> Vela 2.0 scores 66.5 (B) to Microsoft-Decision-1's 39 (E) for decision models. Microsoft-Decision-1 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/microsoft-decision-1-vs-vela.md (~2,750 tokens) · this version ~630 tokens · JSON https://www.anchorterminal.com/compare/microsoft-decision-1-vs-vela.json · canonical https://www.anchorterminal.com/compare/microsoft-decision-1-vs-vela
- Index: https://www.anchorterminal.com/llms.txt · API: https://www.anchorterminal.com/api/v1/index.json · Updated: 2026-10-10

Vela 2.0 scores 66.5 (B) on agent readiness against Microsoft-Decision-1's 39 (E), and leads in every scored category. Both do decision models. Microsoft-Decision-1 is cheaper for decision models, $0 against $0 per 1M tokens.

- Microsoft-Decision-1: E 39, rank #921 of 954 · https://www.anchorterminal.com/tools/microsoft-decision-1.min.md
- Vela 2.0: B 66.5, rank #291 of 954 · https://www.anchorterminal.com/tools/vela.min.md
- Microsoft-Decision-1, good for Routing, classification, prioritisation and rubric checks over text, where a fixed set of options and a low price per token matter more than generated text. Also Cheaper for decision models, $0 against $0 per 1M tokens.
- 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 Reliability, 57 against 30; Schema & documentation, 78 against 43; Agent ergonomics, 79 against 50; Security & auth, 60 against 52; Payments & pricing, 60 against 20; Maintenance & community, 84 against 40; Transparency & trust, 48 against 32. Also No key needed to call it; Open source.

| Category | Microsoft-Decision-1 | Vela 2.0 |
| --- | --- | --- |
| Reliability (16%) | 30 | 57 |
| Performance (10%) | pending | pending |
| Schema & documentation (13%) | 43 | 78 |
| Agent ergonomics (13%) | 50 | 79 |
| Security & auth (14%) | 52 | 60 |
| Payments & pricing (10%) | 20 | 60 |
| Task success (10%) | pending | pending |
| Maintenance & community (7%) | 40 | 84 |
| Transparency & trust (7%) | 32 | 48 |

| Fact (where they differ) | Microsoft-Decision-1 | Vela 2.0 |
| --- | --- | --- |
| Vendor | Microsoft | vLLM Semantic Router project and KR Labs |
| Auth | OAuth or key | None |
| Pricing | Pay per use | Free |
| Licence | Not stated. The announcement and OpenRouter's model page name no licence, and no weights repository was found. | 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 |
| Last release | 2026-10-09 | 2026-10-06 |
| Privacy policy last updated |  | no document linked |
| Popularity | none | 6.1k stars |