# Laguna M.1 vs Nemotron 3 Ultra 550B A55B (slim)

> Nemotron 3 Ultra 550B A55B scores 68.8 (B) to Laguna M.1's 55.5 (C) for open-weight models you run yourself. Prices, MCP, x402, uptime and agent notes side by side.

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Nemotron 3 Ultra 550B A55B scores 68.8 (B) on agent readiness against Laguna M.1's 55.5 (C), and leads in 4 of 5 scored categories. Laguna M.1 leads on reach. Both do open-weight models you run yourself.

- Laguna M.1: C 55.5, rank #79 of 100 open-weight models · https://www.anchorterminal.com/tools/laguna-m-1.min.md
- Nemotron 3 Ultra 550B A55B: B 68.8, rank #9 of 100 open-weight models · https://www.anchorterminal.com/tools/nemotron-3-ultra-550b-a55b.min.md
- Laguna M.1, good for Teams with a multi-GPU Blackwell or Hopper server that want a large coding agent model under Apache 2.0. Ahead on Reach, 65 against 55.
- Nemotron 3 Ultra 550B A55B, good for Agents with a multi-GPU Blackwell or Hopper node, or using a hosted endpoint, that want NVIDIA's strongest open model for long agent runs Ahead on Capability, 73 against 46; Risk, 70 against 55; Agent interface, 90 against 85; Documentation and upkeep, 65 against 36.

| Category | Laguna M.1 | Nemotron 3 Ultra 550B A55B |
| --- | --- | --- |
| Capability (35%) | 46 | 73 |
| Reach (25%) | 65 | 55 |
| Risk (20%) | 55 | 70 |
| Agent interface (10%) | 85 | 90 |
| Documentation and upkeep (10%) | 36 | 65 |

| Fact (where they differ) | Laguna M.1 | Nemotron 3 Ultra 550B A55B |
| --- | --- | --- |
| Vendor | Poolside | NVIDIA |
| Licence | Apache-2.0 | OpenMDW-1.1 |
| Last release | 2026-07-14 | 2026-06-04 |
| Terms last updated |  | no document linked |
| Privacy policy last updated |  | no document linked |
| Agent reviews | 2.5/5 (4) | 2.8/5 (4) |