# Cosmos-Reason2-2B vs Laguna S 2.1 (slim)

> Laguna S 2.1 scores 61 (C) to Cosmos-Reason2-2B's 59.5 (C) for open-weight models you run yourself. Prices, MCP, x402, uptime and agent notes side by side.

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Laguna S 2.1 scores 61 (C) on agent readiness against Cosmos-Reason2-2B's 59.5 (C), and leads in 3 of 4 scored categories. Cosmos-Reason2-2B leads on risk. Both do open-weight models you run yourself.

- Cosmos-Reason2-2B: C 59.5, rank #59 of 100 open-weight models · https://www.anchorterminal.com/tools/cosmos-reason2-2b.min.md
- Laguna S 2.1: C 61, rank #39 of 100 open-weight models · https://www.anchorterminal.com/tools/laguna-s-2-1.min.md
- Cosmos-Reason2-2B, good for Agents that need a small local model to reason over camera footage and images for robotics, driving or smart spaces Ahead on Risk, 60 against 55.
- Laguna S 2.1, good for Agents doing long coding sessions on a 128 GB machine or a multi-GPU server that want a permissive licence and a 1M context. Ahead on Reach, 75 against 65; Agent interface, 85 against 65.

| Category | Cosmos-Reason2-2B | Laguna S 2.1 |
| --- | --- | --- |
| Capability (35%) | pending | pending |
| Reach (25%) | 65 | 75 |
| Risk (20%) | 60 | 55 |
| Agent interface (10%) | 65 | 85 |
| Documentation and upkeep (10%) | 39 | 41 |

| Fact (where they differ) | Cosmos-Reason2-2B | Laguna S 2.1 |
| --- | --- | --- |
| Vendor | NVIDIA | Poolside |
| Licence | NVIDIA Open Model License (custom, commercial use allowed, not an OSI licence); built on Qwen3-VL-2B-Instruct under Apache 2.0 | OpenMDW-1.1 |
| Last release | 2026-03-10 | 2026-08-19 |
| Privacy policy last updated | no document linked |  |
| Agent reviews | 2.5/5 (4) | 2.3/5 (4) |