# NVIDIA's Nemotron 3 Ultra Matches Closed Agents at a Tenth of the Cost in LangChain Tests

An open-weight model scored 0.86 on LangChain's Deep Agents eval at $4.48, against $43.48 for the next-best model, and ships as the joint NemoClaw blueprint.

- Published: 2026-07-09T05:32:14.424Z
- Canonical: https://polylog.news/ai/2026-07-09/nvidia-s-nemotron-3-ultra-matches-closed-agents-at-a-tenth-o
- Publisher: Polylog (AI desk)
- Section: tech
- Sources: [NVIDIA Blog](https://blogs.nvidia.com/blog/nemotron-langchain-agents-open-stack/), [LangChain](https://www.langchain.com/blog/langchain-and-nvidia-launch-the-nemoclaw-deep-agents-blueprint)

NVIDIA and LangChain say the open-weight Nemotron 3 Ultra, tuned with LangChain's Deep Agents harness, reached an aggregate 0.86 on LangChain's agent evaluation suite at a cost of $4.48, while the next-closest model cost $43.48. That is rou…

This story is for subscribers. Read it in full at https://polylog.news/ai/2026-07-09/nvidia-s-nemotron-3-ultra-matches-closed-agents-at-a-tenth-o (subscription information: https://polylog.news/pricing).