Model Comparison

Claude 3.5 Haiku vs DeepSeek R1 Distill Qwen 1.5BWhich is better in 2026?

Claude 3.5 Haiku significantly outperforms across most benchmarks.

Verdict: Claude 3.5 Haiku vs DeepSeek R1 Distill Qwen 1.5B — which is better?

Claude 3.5 Haiku (by Anthropic) and DeepSeek R1 Distill Qwen 1.5B (by DeepSeek) are two of the AI models people compare most. Here is how they stack up on benchmarks, price and capabilities, and which one to pick in 2026.

Claude 3.5 Haiku outperforms in 1 benchmarks (GPQA), while DeepSeek R1 Distill Qwen 1.5B is better at 0 benchmarks. Claude 3.5 Haiku significantly outperforms across most benchmarks.

Choose Claude 3.5 Haiku if…

  • you want the strongest raw capability — it leads on 1 of 1 shared benchmarks

Choose DeepSeek R1 Distill Qwen 1.5B if…

  • you want the most recent training data — it shipped Jan 2025
  • you need open weights you can self-host or fine-tune

Performance Benchmarks

Comparative analysis across standard metrics

1 benchmarks

Claude 3.5 Haiku outperforms in 1 benchmarks (GPQA), while DeepSeek R1 Distill Qwen 1.5B is better at 0 benchmarks.

Claude 3.5 Haiku significantly outperforms across most benchmarks.

Tue Aug 04 2026 • llm-stats.com

Arena Performance

Human preference votes

Context Window

Maximum input and output token capacity

Only Claude 3.5 Haiku specifies input context (200,000 tokens). Only Claude 3.5 Haiku specifies output context (200,000 tokens).

Anthropic
Claude 3.5 Haiku
Input200,000 tokens
Output200,000 tokens
DeepSeek
DeepSeek R1 Distill Qwen 1.5B
Input- tokens
Output- tokens
Tue Aug 04 2026 • llm-stats.com

License

Usage and distribution terms

Claude 3.5 Haiku is licensed under a proprietary license, while DeepSeek R1 Distill Qwen 1.5B uses MIT.

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

Claude 3.5 Haiku

Proprietary

Closed source

DeepSeek R1 Distill Qwen 1.5B

MIT

Open weights

Release Timeline

When each model was launched

Claude 3.5 Haiku was released on 2024-10-22, while DeepSeek R1 Distill Qwen 1.5B was released on 2025-01-20.

DeepSeek R1 Distill Qwen 1.5B is 3 months newer than Claude 3.5 Haiku.

Claude 3.5 Haiku

Oct 22, 2024

1.8 years ago

DeepSeek R1 Distill Qwen 1.5B

Jan 20, 2025

1.5 years ago

3mo newer

Knowledge Cutoff

When training data ends

Neither model specifies a knowledge cutoff date.

Unable to compare the recency of their training data.

No cutoff dates available

Outputs Comparison

Notice missing or incorrect data?Start an Issue discussion→

Key Takeaways

Anthropic
Larger context window (200,000 tokens)
Higher GPQA score (41.6% vs 33.8%)
DeepSeek
Has open weights

Detailed Comparison

Interactive Arena

Judge for yourself.

Run your own prompts against Claude 3.5 Haiku and DeepSeek R1 Distill Qwen 1.5B side-by-side, then vote on the output you prefer.

Claude 3.5 Haiku
✓ Preferred
DeepSeek R1 Distill Qwen 1.5B
Open in Playground
AI Model Comparison Table
Feature
Anthropic
Claude 3.5 Haiku
DeepSeek
DeepSeek R1 Distill Qwen 1.5B

FAQ

Common questions about Claude 3.5 Haiku vs DeepSeek R1 Distill Qwen 1.5B.

Which is better, Claude 3.5 Haiku or DeepSeek R1 Distill Qwen 1.5B?

Claude 3.5 Haiku significantly outperforms across most benchmarks. Claude 3.5 Haiku is made by Anthropic and DeepSeek R1 Distill Qwen 1.5B is made by DeepSeek. The best choice depends on your use case — compare their benchmark scores, pricing, and capabilities above.

How does Claude 3.5 Haiku compare to DeepSeek R1 Distill Qwen 1.5B in benchmarks?

Claude 3.5 Haiku scores HumanEval: 88.1%, MGSM: 85.6%, DROP: 83.1%, MATH: 69.4%, MMLU-Pro: 65.0%. DeepSeek R1 Distill Qwen 1.5B scores MATH-500: 83.9%, AIME 2024: 52.7%, GPQA: 33.8%, LiveCodeBench: 16.9%.

What are the context window sizes for Claude 3.5 Haiku and DeepSeek R1 Distill Qwen 1.5B?

Claude 3.5 Haiku supports 200K tokens and DeepSeek R1 Distill Qwen 1.5B 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 3.5 Haiku and DeepSeek R1 Distill Qwen 1.5B?

Key differences include licensing (Proprietary vs MIT). See the full comparison above for benchmark-by-benchmark results.

Who makes Claude 3.5 Haiku and DeepSeek R1 Distill Qwen 1.5B?

Claude 3.5 Haiku is developed by Anthropic and DeepSeek R1 Distill Qwen 1.5B is developed by DeepSeek.

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