Model Comparison

Claude Haiku 4.5 vs Llama-3.3 Nemotron Super 49B v1

Claude Haiku 4.5 significantly outperforms across most benchmarks.

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Performance Benchmarks

Comparative analysis across standard metrics

2 benchmarks

Claude Haiku 4.5 outperforms in 2 benchmarks (AIME 2025, GPQA), while Llama-3.3 Nemotron Super 49B v1 is better at 0 benchmarks.

Claude Haiku 4.5 significantly outperforms across most benchmarks.

Tue May 12 2026 • llm-stats.com

Arena Performance

Human preference votes

Context Window

Maximum input and output token capacity

Only Claude Haiku 4.5 specifies input context (200,000 tokens). Only Claude Haiku 4.5 specifies output context (64,000 tokens).

Anthropic
Claude Haiku 4.5
Input200,000 tokens
Output64,000 tokens
NVIDIA
Llama-3.3 Nemotron Super 49B v1
Input- tokens
Output- tokens
Tue May 12 2026 • llm-stats.com

Input Capabilities

Supported data types and modalities

Claude Haiku 4.5 supports multimodal inputs, whereas Llama-3.3 Nemotron Super 49B v1 does not.

Claude Haiku 4.5 can handle both text and other forms of data like images, making it suitable for multimodal applications.

Claude Haiku 4.5

Text
Images
Audio
Video

Llama-3.3 Nemotron Super 49B v1

Text
Images
Audio
Video

License

Usage and distribution terms

Claude Haiku 4.5 is licensed under a proprietary license, while Llama-3.3 Nemotron Super 49B v1 uses Llama 3.1 Community License.

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

Claude Haiku 4.5

Proprietary

Closed source

Llama-3.3 Nemotron Super 49B v1

Llama 3.1 Community License

Open weights

Release Timeline

When each model was launched

Claude Haiku 4.5 was released on 2025-10-15, while Llama-3.3 Nemotron Super 49B v1 was released on 2025-03-18.

Claude Haiku 4.5 is 7 months newer than Llama-3.3 Nemotron Super 49B v1.

Claude Haiku 4.5

Oct 15, 2025

6 months ago

7mo newer
Llama-3.3 Nemotron Super 49B v1

Mar 18, 2025

1.2 years ago

Knowledge Cutoff

When training data ends

Claude Haiku 4.5 has a knowledge cutoff of 2025-02-01, while Llama-3.3 Nemotron Super 49B v1 has a cutoff of 2023-12-31.

Claude Haiku 4.5 has more recent training data (up to 2025-02-01), making it potentially better informed about events through that date compared to Llama-3.3 Nemotron Super 49B v1 (2023-12-31).

Claude Haiku 4.5

Feb 2025

1.2 yr newer
Llama-3.3 Nemotron Super 49B v1

Dec 2023

Outputs Comparison

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Key Takeaways

Anthropic
Larger context window (200,000 tokens)
Supports multimodal inputs
Higher AIME 2025 score (80.7% vs 58.4%)
Higher GPQA score (73.0% vs 66.7%)
NVIDIA
Has open weights

Detailed Comparison

AI Model Comparison Table
Feature
Anthropic
Claude Haiku 4.5
NVIDIA
Llama-3.3 Nemotron Super 49B v1

FAQ

Common questions about Claude Haiku 4.5 vs Llama-3.3 Nemotron Super 49B v1.

Which is better, Claude Haiku 4.5 or Llama-3.3 Nemotron Super 49B v1?

Claude Haiku 4.5 significantly outperforms across most benchmarks. Claude Haiku 4.5 is made by Anthropic and Llama-3.3 Nemotron Super 49B v1 is made by NVIDIA. The best choice depends on your use case — compare their benchmark scores, pricing, and capabilities above.

How does Claude Haiku 4.5 compare to Llama-3.3 Nemotron Super 49B v1 in benchmarks?

Claude Haiku 4.5 scores Tau2 Retail: 83.2%, MMMLU: 83.0%, Tau2 Telecom: 83.0%, AIME 2025: 80.7%, SWE-Bench Verified: 73.3%. Llama-3.3 Nemotron Super 49B v1 scores MATH-500: 96.6%, MT-Bench: 91.7%, MBPP: 91.3%, Arena Hard: 88.3%, BFCL v2: 73.7%.

What are the context window sizes for Claude Haiku 4.5 and Llama-3.3 Nemotron Super 49B v1?

Claude Haiku 4.5 supports 200K tokens and Llama-3.3 Nemotron Super 49B v1 supports an unknown number of tokens. A larger context window lets you process longer documents, conversations, or codebases in a single request.

What are the main differences between Claude Haiku 4.5 and Llama-3.3 Nemotron Super 49B v1?

Key differences include multimodal support (yes vs no), licensing (Proprietary vs Llama 3.1 Community License). See the full comparison above for benchmark-by-benchmark results.

Who makes Claude Haiku 4.5 and Llama-3.3 Nemotron Super 49B v1?

Claude Haiku 4.5 is developed by Anthropic and Llama-3.3 Nemotron Super 49B v1 is developed by NVIDIA.