nvidia/Cosmos-Reason2-8B is an open 8 billion parameter model developed by NVIDIA for advanced reasoning tasks. It supports multimodal inputs and includes specialized prompting for tool calling and function execution. The model is provided on Hugging Face for integration into AI applications and research workflows.
Cosmos Reason2 8B sits in PulseGate's Foundation models & chat category. It focuses on building applications that require complex multimodal reasoning and structured tool usage with large language models. It is built as an open-source project for developers. Cosmos Reason2 8B is open source under the Apache-2.0 license. It runs on the web and API.
Behind Cosmos Reason2 8B is NVIDIA, based in the United States, and the product first shipped in 2025. Development happens publicly on GitHub with 430 stars and 6 commits in the last 90 days. Key capabilities include Tool Calling, Multimodal Reasoning, and Chat Templates. It exposes integrations via a public API.
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