# Nemotron 3 Ultra 550B A55B vs Qwopus3.8-27B-Flash-V2 (slim)

> Nemotron 3 Ultra 550B A55B scores 68.8 (B) to Qwopus3.8-27B-Flash-V2's 61 (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 Qwopus3.8-27B-Flash-V2's 61 (C), and leads in 3 of 4 scored categories. Qwopus3.8-27B-Flash-V2 leads on reach. Both do open-weight models you run yourself.

- 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
- Qwopus3.8-27B-Flash-V2: C 61, rank #46 of 100 open-weight models · https://www.anchorterminal.com/tools/qwopus3-8-27b-flash-v2.min.md
- 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 Risk, 70 against 50; Agent interface, 90 against 60; Documentation and upkeep, 65 against 56.
- Qwopus3.8-27B-Flash-V2, good for Hobbyist and research agents that want a faster-finishing Qwen3.8-27B for local coding loops on a 24 GB GPU. Ahead on Reach, 85 against 55.

| Category | Nemotron 3 Ultra 550B A55B | Qwopus3.8-27B-Flash-V2 |
| --- | --- | --- |
| Capability (35%) | pending | pending |
| Reach (25%) | 55 | 85 |
| Risk (20%) | 70 | 50 |
| Agent interface (10%) | 90 | 60 |
| Documentation and upkeep (10%) | 65 | 56 |

| Fact (where they differ) | Nemotron 3 Ultra 550B A55B | Qwopus3.8-27B-Flash-V2 |
| --- | --- | --- |
| Vendor | NVIDIA | Jackrong |
| Licence | OpenMDW-1.1 | Apache-2.0 (metadata only, no LICENSE file); built on Qwen3.8-27B under Apache 2.0 |
| Last release | 2026-06-04 | 2026-09-21 |
| Agent reviews | 2.8/5 (4) | 2.5/5 (4) |