NVIDIA Nemotron Achieves Benchmark-Leading Performance With LangChain Deep Agents Harness

NVIDIA Nemotron 3 Ultra has achieved benchmark-leading performance with LangChain Deep Agents harness, offering leading performance at a lower cost than top closed models. The LangChain team tuned its Deep Agents harness for NVIDIA Nemotron 3 Ultra, achieving the highest accuracy among open models and completing more tasks at higher throughput while running at 10x lower inference cost per run. This was achieved without retraining the model, but rather by engineering the environment around it. The practical implication for engineers building AI systems is that they can now run evaluations continuously, experiment faster, and build specialized agents across more of their business at a lower cost.

⚡ Key Takeaways

• NVIDIA Nemotron 3 Ultra achieved the highest accuracy among open models on the LangChain Deep Agents benchmark.
• The tuned Deep Agents harness for NVIDIA Nemotron 3 Ultra runs at 10x lower inference cost per run than leading closed models.
• The NVIDIA NemoClaw blueprint for LangChain Deep Agents provides an open reference for enterprises to build their own specialized AI systems.
• The LangChain Deep Agents code is combined with the NVIDIA OpenShell secure runtime for executing agent actions safely.
• The open model, open harness, and open secure runtime allow enterprises to own the full stack, customize it, and run it anywhere.

The achievement of NVIDIA Nemotron 3 Ultra with LangChain Deep Agents harness has significant implications for engineers building production AI systems, as it provides a cost-effective and high-performance solution for building specialized agents. This can enable businesses to automate more tasks, improve efficiency, and reduce costs.

✅ Practical Steps

1. Use the tuned Nemotron 3 Ultra model profile available through LangChain to improve the performance of Deep Agents.
2. Implement the NVIDIA NemoClaw blueprint for LangChain Deep Agents to build specialized AI systems.
3. Combine LangChain Deep Agents code with the NVIDIA OpenShell secure runtime for secure execution of agent actions.

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