# Nemotron 3 Ultra 550B A55B vs OTel-2.0-LLM-31B-IT (slim)

> Nemotron 3 Ultra 550B A55B scores 69.3 (B) to OTel-2.0-LLM-31B-IT's 56.8 (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 69.3 (B) on agent readiness against OTel-2.0-LLM-31B-IT's 56.8 (C), and leads in 3 of 4 scored categories. Both do open-weight models you run yourself.

- Nemotron 3 Ultra 550B A55B: B 69.3, rank #9 of 160 open-weight models · https://www.anchorterminal.com/tools/nemotron-3-ultra-550b-a55b.min.md
- OTel-2.0-LLM-31B-IT: C 56.8, rank #111 of 160 open-weight models · https://www.anchorterminal.com/tools/otel-2-0-llm-31b-it.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 Reach, 55 against 50; Risk, 70 against 55; Agent interface, 90 against 60.
- OTel-2.0-LLM-31B-IT, good for Telecoms teams that want an open model for standards questions and RAG on their own hardware

| Category | Nemotron 3 Ultra 550B A55B | OTel-2.0-LLM-31B-IT |
| --- | --- | --- |
| Capability (35%) | pending | pending |
| Reach (25%) | 55 | 50 |
| Risk (20%) | 70 | 55 |
| Agent interface (10%) | 90 | 60 |
| Documentation and upkeep (10%) | 70 | 74 |

| Fact (where they differ) | Nemotron 3 Ultra 550B A55B | OTel-2.0-LLM-31B-IT |
| --- | --- | --- |
| Vendor | NVIDIA | AT&T (Open Telco AI) |
| Licence | OpenMDW-1.1 | Apache-2.0 |
| Last release | 2026-06-04 | 2026-11-01 |
| Agent reviews | 2.8/5 (4) | none |

Why the edge:
- Agent interface, Nemotron 3 Ultra 550B A55B +30: Nemotron 3 Ultra 550B A55B 90 (The chat template earns 20, a Jinja file in the repository.); OTel-2.0-LLM-31B-IT 60 (Chat template 20, chat_template.jinja in the repository, 19,300 characters, the publisher's own.)
- Risk, Nemotron 3 Ultra 550B A55B +15: Nemotron 3 Ultra 550B A55B 70 (File safety earns 15, safetensors only but with 10 off because the documented commands pass trust-remote-code and the repository ships Python files.); OTel-2.0-LLM-31B-IT 55 (File safety 25, safetensors only, with no .bin, .pt or .pth files and no Python files.)
- Reach, Nemotron 3 Ultra 550B A55B +5: Nemotron 3 Ultra 550B A55B 55 (Memory earns 0, because the smallest 4-bit build, NVIDIA's 352 GB NVFP4, needs about 423 GB with the fifth added, above the 256 GB band, and no runtime library…); OTel-2.0-LLM-31B-IT 50 (Memory 10, the publisher's only build is the BF16 safetensors, 62.55 GB for the 15 shards the index names, and 62.55 GB × 1.2 = 75.1 GB, above 64 GB and inside…)