Mistral is a family of efficient open and hosted models spanning edge deployment through frontier-scale multimodal workloads. Mistral 3 is the current generation.
Mistral AI launched Mistral 7B in September 2023 and followed it with the Mixtral mixture-of-experts models and hosted Small and Large tiers. Mistral 3, released in December 2025 under Apache 2.0, includes dense 3B, 8B, and 14B Ministral models plus Mistral Large 3, a 675B-parameter mixture-of-experts model with 41B active parameters. The family supports instruction tuning, reasoning variants, multilingual use, code, and image understanding.
Further reading
Nemotron is NVIDIA's open model family for efficient reasoning, coding, long-context analysis, and agent orchestration. Nemotron 3 Ultra is the current flagship.
NVIDIA introduced the Nemotron 3 family in December 2025 with Nano, Super, and Ultra tiers. Nemotron 3 Ultra, released in June 2026, is a 550B-parameter hybrid Mamba-Transformer mixture-of-experts model with 55B active parameters and a one-million-token context window. It is optimized for long-running agent workflows, tool use, code, multilingual reasoning, and high-stakes retrieval. NVIDIA publishes the weights, training data, recipes, and fine-tuning workflows under the OpenMDW-1.1 license.
Further reading
Mistral