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Create a LangChain Deep Agents Harness Profile for NVIDIA Nemotron 3 Ultra to Improve Performance

NVIDIA Developer Blog · published 8 July 2026

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https://www.nvidia.com/en-us/glossary/frontier-models/

nvidia.com

https://www.nvidia.com/en-us/glossary/ai-agents/

nvidia.com

https://www.langchain.com/blog/tuning-the-harness-not-the-model-a-nemotron-3-ultra-playbook

langchain.com

https://docs.langchain.com/oss/python/deepagents/overview

docs.langchain.com

http://build.nvidia.com

build.nvidia.com

https://github.com/langchain-ai/deepagents/tree/main/libs/evals

github.com

https://reference.langchain.com/python/deepagents/profiles/harness/harness_profiles

reference.langchain.com

https://www.nvidia.com/en-us/glossary/deep-agents/

nvidia.com

everything is a ralph loop Read at the source ↗

ghuntley.com

https://docs.langchain.com/langsmith/engine

docs.langchain.com

https://github.com/NVIDIA/nemoclaw-community

github.com

https://github.com/langchain-ai/deepagents/pull/4192/changes/9cde96141156d804bf9d3f468af15466cdb78e64

github.com

https://build.nvidia.com/nvidia/nemoclaw-for-langchain-deep-agents-code

build.nvidia.com

https://www.baseten.co/blog/nvidia-nemotron-3-ultra-and-langchain-deep-agents-on-baseten

baseten.co

https://www.crusoe.ai/cloud/managed-inference

crusoe.ai

https://deepinfra.com/blog/nvidia-nemotron-3-ultra-langchain-deep-agents

deepinfra.com

https://fireworks.ai/models/fireworks/nemotron-3-ultra-nvfp4?utm_term=nemotron%203%20ultra&utm_campaign=SEM_Non_Brand&utm_source=adwords&utm_medium=ppc&utm_id=23966119562&hsa_acc=6824341280&hsa_cam=23966119562&hsa_grp=194972178142&hsa_ad=813772870557&hsa_src=g&hsa_tgt=kwd-2542408021127&hsa_kw=nemotron%203%20ultra&hsa_mt=p&hsa_net=adwords&hsa_ver=3&gad_source=1&gad_campaignid=23966119562&gbraid=0AAAAA-vkpDMHe2p_mlpf0kNvWazZouP_z&gclid=CjwKCAjwx7LSBhB3EiwAjcodxGaGsV2DVKTGCc5iGx4leadXuyXl4uK_Z9rPKJzlJnFsi-M_UlCGixoCv0YQAvD_BwE

fireworks.ai

https://fireworks.ai/models/fireworks/nemotron-3-ultra-nvfp4?utm_term=nemotron3ultra&utm_campaign=SEM_Non_Brand&utm_source=adwords&utm_medium=ppc&utm_id=23966119562&hsa_acc=6824341280&hsa_cam=23966119562&hsa_grp=194972178142&hsa_ad=813772870557&hsa_src=g&hsa_tgt=kwd-2542408021127&hsa_kw=nemotron%203%20ultra&hsa_mt=p&hsa_net=adwords&hsa_ver=3&gad_source=1&gad_campaignid=23966119562&gbraid=0AAAAA-vkpDMHe2p_mlpf0kNvWazZouP_z&gclid=CjwKCAjwx7LSBhB3EiwAjcodxGaGsV2DVKTGCc5iGx4leadXuyXl4uK_Z9rPKJzlJnFsi-M_UlCGixoCv0YQAvD_BwE

fireworks.ai

https://github.com/togethercomputer/together-cookbook/tree/main/Agents/Nemotron3Ultra_RalphLoop

github.com

https://huggingface.co/blog/nvidia/how-nvidia-won-deepresearch-bench

huggingface.co

https://developer.nvidia.com/topics/ai/agentic-ai-learning-path/how-to-build-deep-ai-agents

developer.nvidia.com