OpenRouter offers NVIDIA Nemotron 3 Ultra free

// 2h agoMODEL RELEASE

OpenRouter offers NVIDIA Nemotron 3 Ultra free

OpenRouter has integrated NVIDIA's Nemotron 3 Ultra model, offering it to users at zero cost. The massive Mixture-of-Experts model features a hybrid Transformer-Mamba architecture, 55B active parameters, and a 1M token context window for complex reasoning and agentic workflows.

// ANALYSIS

Providing a high-parameter MoE model for free represents a significant play to capture developer mindshare for agentic applications.

–The 1M token context window allows for extensive processing of logs, documents, and multi-turn conversations.
–Hybrid Transformer-Mamba architecture provides optimal scaling, latency benefits, and high reasoning quality.
–Offering it for free via OpenRouter enables rapid prototyping and deployment of agentic orchestration layers without financial overhead.

// TAGS

nvidiaopenrouternemotron-3-ultrallmmoefree-apiartificial-intelligence

DISCOVERED

2h ago

2026-06-07

PUBLISHED

2h ago

2026-06-07

RELEVANCE

8/ 10

AUTHOR

OpenRouter

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OpenRouter offers NVIDIA Nemotron 3 Ultra free