NvidiafastTool use

Nemotron 3 Nano 30B A3B (free)

NVIDIA Nemotron 3 Nano 30B A3B is a small language MoE model with highest compute efficiency and accuracy for developers to build specialized agentic AI systems. The model is fully open with open-weights, datasets and recipes so developers can easily customize, optimize, and deploy the model on their infrastructure for maximum privacy and security.

256K context·~192K words·
Context window256Ktokens

Context window

This model accepts 256K tokens in one request (~192K words of text).

Context window size256K tokens
4K32K128K1M10M

What fits in one request

  • Short document
    About 1,500 words of text
    Fits
  • Long document
    About 37K words of text
    Fits
  • Small codebase
    About 150K words of text
    Fits
  • Full novel
    About 375K words of text
    Won't fit

Specifications

Context size, pricing, and release info in one place.

Context window
256,000 tokens (256K)
Speed tier
fast
Provider
Nvidia
Release date
Dec 2025

Capabilities

See which features this model supports, such as vision, tools, and streaming.

Supported (4)
Tool use
Supported
Function calling
Supported
Extended thinking
Supported
Streaming
Supported
Not supported (4)
Vision
Not supported
Web search
Not supported
Batch API
Not supported
Prompt caching
Not supported

Best for

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Frequently asked questions

Short answers about context size and how this model behaves.

Nemotron 3 Nano 30B A3B (free) has a context window of 256K tokens (256,000 tokens). This large window is well-suited for long document analysis, extensive codebases, and multi-session agent workflows.

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Mem0 gives your AI long-term memory so you stop re-sending context on every call. That means you can use a smaller, faster, cheaper model — and still get better answers.

Example: a multi-turn chat session

Without Mem0~128K tokens sent
Full history
Repeated info
Old context
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