Nvidia's Nemotron Coalition: Eight AI Labs Unite to Build Open Frontier Models

At GTC 2026 in San Jose, California, Nvidia announced the Nemotron Coalition, a strategic alliance bringing together eight prominent AI companies to co-develop open frontier models on NVIDIA DGX Cloud. The founding members include Black Forest Labs, Cursor, LangChain, Mistral AI, Perplexity, Reflection AI, Sarvam, and Thinking Machines Lab—the latter founded by former OpenAI CTO Mira Murati.

"Open models are the lifeblood of innovation and the engine of global participation in the AI revolution," said Nvidia CEO Jensen Huang during the announcement.

Coalition Structure and First Deliverable

The coalition's inaugural project is a base model co-developed by Nvidia and Mistral AI, trained on DGX Cloud infrastructure. Other members will contribute data, evaluation frameworks, and domain expertise during the post-training phase. Nvidia plans to open-source the completed model, which will "underpin" the upcoming Nemotron 4 family of models.

Contributions across the coalition are specialized: Black Forest Labs brings multimodal capabilities, Cursor provides real-world coding performance benchmarks, and LangChain contributes agentic tool-use and long-horizon reasoning evaluation frameworks. LangChain reports over 100 million monthly downloads of its AI frameworks, demonstrating the scale of its community reach.

Nemotron 3 Ultra: Blackwell Platform Performance

Nvidia simultaneously unveiled Nemotron 3 Ultra, the flagship model of the new Nemotron 3 family. Running on the Blackwell platform, it claims 5x throughput efficiency using the NVFP4 numerical format. The company positions it for "AI-native applications" including coding assistants and complex workflow automation.

Multimodal and Specialized Models

The Nemotron 3 Omni expands capabilities with audio, vision, and language understanding in a single model. Nemotron 3 VoiceChat handles real-time simultaneous listen-and-respond conversations by combining automatic speech recognition, LLM processing, and text-to-speech in a unified system.

For robotics applications, Isaac GR00T N1.7 represents an open reasoning vision language action (VLA) model purpose-built for humanoids. During his keynote, Huang previewed GR00T N2, a next-generation robot foundation model that currently ranks first on both MolmoSpaces and RoboArena for generalist robot policies. "Built on a new world action model architecture, the model helps robots succeed at new tasks in new environments more than twice as often as leading VLA models," according to the official press release. Nvidia expects to ship GR00T N2 by the end of 2026.

Cosmos 3 and BioNeMo Platform

Cosmos 3, a world foundation model unifying synthetic environment generation and physical AI reasoning, is expected to arrive later this year. The new Proteina-Complexa model forms part of the BioNeMo platform and targets protein binder design for drug discovery. Early adopters include Novo Nordisk, Viva Biotech, and Manifold Bio.

NemoClaw: Secure Agent Deployment

Nvidia announced NemoClaw, a software stack for the OpenClaw open-source agent platform. NemoClaw installs Nemotron models and the new OpenShell runtime in a single command, adding a sandboxed privacy and security layer beneath autonomous AI agents. It can run on any dedicated platform, including GeForce RTX PCs and laptops, RTX PRO workstations, DGX Station, and DGX Spark. A local privacy router lets agents tap cloud-based frontier models while keeping data processing on-device when required.

Availability and Distribution

Select Nvidia open models will be available on GitHub, Hugging Face, and as NIM microservices for deployment on Nvidia-accelerated infrastructure. This multi-platform distribution strategy ensures broad accessibility for developers and researchers.

The Nemotron Coalition represents a significant shift in AI development strategy, emphasizing open collaboration and shared infrastructure. By bringing together diverse expertise from coding tools, search engines, robotics, and specialized AI applications, Nvidia is positioning itself at the center of an ecosystem approach to frontier model development.

The timing is strategic—as AI development costs continue to escalate and model complexity increases, collaborative approaches become more attractive. The coalition structure allows Nvidia to leverage external expertise while maintaining control over the core development infrastructure on DGX Cloud.

For the AI industry, this move signals a potential shift toward more open, collaborative model development, contrasting with the closed approaches of some major competitors. The emphasis on open-sourcing the coalition's first model suggests Nvidia is betting on community-driven innovation as a key differentiator in the increasingly competitive AI landscape.