Model Comparison

Claude Sonnet 4 vs Nemotron Nano 9B v2

Both models are evenly matched across the benchmarks.

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Performance Benchmarks

Comparative analysis across standard metrics

2 benchmarks

Claude Sonnet 4 outperforms in 1 benchmarks (GPQA), while Nemotron Nano 9B v2 is better at 1 benchmark (AIME 2025).

Both models are evenly matched across the benchmarks.

Wed Apr 15 2026 • llm-stats.com

Arena Performance

Human preference votes

Pricing Analysis

Price comparison per million tokens

Cost data unavailable.

Lowest available price from all providers
Wed Apr 15 2026 • llm-stats.com
Anthropic
Claude Sonnet 4
Input tokens$3.00
Output tokens$15.00
Best providerAnthropic
NVIDIA
Nemotron Nano 9B v2
Input tokens$0.00
Output tokens$0.00
Best providerUnknown Organization
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Context Window

Maximum input and output token capacity

Only Claude Sonnet 4 specifies input context (200,000 tokens). Only Claude Sonnet 4 specifies output context (64,000 tokens).

Anthropic
Claude Sonnet 4
Input200,000 tokens
Output64,000 tokens
NVIDIA
Nemotron Nano 9B v2
Input- tokens
Output- tokens
Wed Apr 15 2026 • llm-stats.com

Input Capabilities

Supported data types and modalities

Claude Sonnet 4 supports multimodal inputs, whereas Nemotron Nano 9B v2 does not.

Claude Sonnet 4 can handle both text and other forms of data like images, making it suitable for multimodal applications.

Claude Sonnet 4

Text
Images
Audio
Video

Nemotron Nano 9B v2

Text
Images
Audio
Video

License

Usage and distribution terms

Claude Sonnet 4 is licensed under a proprietary license, while Nemotron Nano 9B v2 uses NVIDIA Open Model License Agreement .

License differences may affect how you can use these models in commercial or open-source projects.

Claude Sonnet 4

Proprietary

Closed source

Nemotron Nano 9B v2

NVIDIA Open Model License Agreement

Open weights

Release Timeline

When each model was launched

Claude Sonnet 4 was released on 2025-05-22, while Nemotron Nano 9B v2 was released on 2025-08-18.

Nemotron Nano 9B v2 is 3 months newer than Claude Sonnet 4.

Claude Sonnet 4

May 22, 2025

10 months ago

Nemotron Nano 9B v2

Aug 18, 2025

8 months ago

2mo newer

Knowledge Cutoff

When training data ends

Nemotron Nano 9B v2 has a documented knowledge cutoff of 2024-09-01, while Claude Sonnet 4's cutoff date is not specified.

We can confirm Nemotron Nano 9B v2's training data extends to 2024-09-01, but cannot make a direct comparison without Claude Sonnet 4's cutoff date.

Claude Sonnet 4

—

Nemotron Nano 9B v2

Sep 2024

Outputs Comparison

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Key Takeaways

Anthropic
Larger context window (200,000 tokens)
Supports multimodal inputs
Higher GPQA score (75.4% vs 64.0%)
NVIDIA
Has open weights
Higher AIME 2025 score (72.1% vs 70.5%)
AnthropicClaude Sonnet 4
NVIDIANemotron Nano 9B v2
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Detailed Comparison

AI Model Comparison Table
Feature
Anthropic
Claude Sonnet 4
NVIDIA
Nemotron Nano 9B v2

FAQ

Common questions about Claude Sonnet 4 vs Nemotron Nano 9B v2

Both models are evenly matched across the benchmarks. Claude Sonnet 4 is made by Anthropic and Nemotron Nano 9B v2 is made by NVIDIA. The best choice depends on your use case — compare their benchmark scores, pricing, and capabilities above.
Claude Sonnet 4 scores MMMLU: 86.5%, TAU-bench Retail: 80.5%, GPQA: 75.4%, MMMU: 74.4%, SWE-Bench Verified: 72.7%. Nemotron Nano 9B v2 scores MATH-500: 97.8%, IFEval: 90.3%, AIME 2025: 72.1%, LiveCodeBench: 71.1%, BFCL_v3_MultiTurn: 66.9%.
Claude Sonnet 4 supports 200K tokens and Nemotron Nano 9B v2 supports an unknown number of tokens. A larger context window lets you process longer documents, conversations, or codebases in a single request.
Key differences include multimodal support (yes vs no), licensing (Proprietary vs NVIDIA Open Model License Agreement ). See the full comparison above for benchmark-by-benchmark results.
Claude Sonnet 4 is developed by Anthropic and Nemotron Nano 9B v2 is developed by NVIDIA.