Nemotron 3 Ultra (free)
NVIDIA Nemotron 3 Ultra is an open frontier-reasoning model that uses a hybrid Transformer-Mamba architecture. It is designed for complex reasoning and orchestration tasks, offering a large context window and native support for tool calling.
Nemotron 3 Ultra (free) specs and pricing
- Provider: NVIDIA
- Released: June 4, 2026
- Context window: 1M tokens
- Max output: 66K tokens
- Input: text
- Output: text
- Price: free
- Reasoning: yes
- Tool calling: yes
What Nemotron 3 Ultra (free) is good at
- Complex logical reasoning tasks
- Orchestration of multi-step workflows
- Processing large volumes of text data
To-dos to try with Nemotron 3 Ultra (free)
- Analyze a long technical document and summarize the key architectural decisions.
- Use tool calling to retrieve data from an external API and format it into a report.
- Break down a complex multi-part project plan into actionable steps.
FAQ
- Who developed Nemotron 3 Ultra? This model was developed by NVIDIA.
- What kind of data can this model process? Nemotron 3 Ultra is designed to process and generate text-based input and output.
- How much does Nemotron 3 Ultra (free) cost? Nemotron 3 Ultra (free) is available as a free model. In todo.is it doesn't use credits, though free models can be rate-limited by the provider.
- What is the context window of Nemotron 3 Ultra (free)? Nemotron 3 Ultra (free) can read up to 1M tokens at once and write up to 66K tokens in one reply.
- Can I use Nemotron 3 Ultra (free) without coding? Yes. In todo.is you pick Nemotron 3 Ultra (free) as your agent's model and write to-dos in plain words, on the web, the Android app, WhatsApp or Telegram. No API key needed: credits are included, or you can bring your own key.
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