Model Comparison

Claude Opus 4.1 vs Qwen2.5 7B Instruct

Claude Opus 4.1 significantly outperforms across most benchmarks. Qwen2.5 7B Instruct is 100.0x cheaper per token.

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Performance Benchmarks

Comparative analysis across standard metrics

1 benchmarks

Claude Opus 4.1 outperforms in 1 benchmarks (GPQA), while Qwen2.5 7B Instruct is better at 0 benchmarks.

Claude Opus 4.1 significantly outperforms across most benchmarks.

Tue May 26 2026 • llm-stats.com

Arena Performance

Human preference votes

Pricing Analysis

Price comparison per million tokens

Qwen2.5 7B Instruct costs less

For input processing, Claude Opus 4.1 ($15.00/1M tokens) is 50.0x more expensive than Qwen2.5 7B Instruct ($0.30/1M tokens).

For output processing, Claude Opus 4.1 ($75.00/1M tokens) is 250.0x more expensive than Qwen2.5 7B Instruct ($0.30/1M tokens).

In conclusion, Claude Opus 4.1 is more expensive than Qwen2.5 7B Instruct.*

* Using a 3:1 ratio of input to output tokens

Lowest available price from all providers

Tue May 26 2026 • llm-stats.com

Claude Opus 4.1

Input tokens$15.00

Output tokens$75.00

Best providerAnthropic

Qwen2.5 7B Instruct

Input tokens$0.30

Output tokens$0.30

Best providerTogether

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Context Window

Maximum input and output token capacity

Claude Opus 4.1 accepts 200,000 input tokens compared to Qwen2.5 7B Instruct's 131,072 tokens. Claude Opus 4.1 can generate longer responses up to 32,000 tokens, while Qwen2.5 7B Instruct is limited to 8,192 tokens.

Claude Opus 4.1

Input200,000 tokens

Output32,000 tokens

Qwen2.5 7B Instruct

Input131,072 tokens

Output8,192 tokens

Tue May 26 2026 • llm-stats.com

Input Capabilities

Supported data types and modalities

Claude Opus 4.1 supports multimodal inputs, whereas Qwen2.5 7B Instruct does not.

Claude Opus 4.1 can handle both text and other forms of data like images, making it suitable for multimodal applications.

Claude Opus 4.1

Text

Images

Audio

Video

Qwen2.5 7B Instruct

Text

Images

Audio

Video

License

Usage and distribution terms

Claude Opus 4.1 is licensed under a proprietary license, while Qwen2.5 7B Instruct uses Apache 2.0.

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

Claude Opus 4.1

Proprietary

Closed source

Qwen2.5 7B Instruct

Apache 2.0

Open weights

Release Timeline

When each model was launched

Claude Opus 4.1 was released on 2025-08-05, while Qwen2.5 7B Instruct was released on 2024-09-19.

Claude Opus 4.1 is 11 months newer than Qwen2.5 7B Instruct.

Claude Opus 4.1

Aug 5, 2025

9 months ago

10mo newer

Qwen2.5 7B Instruct

Sep 19, 2024

1.7 years ago

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

Provider Availability

Claude Opus 4.1 is available from Anthropic, Bedrock, Google. Qwen2.5 7B Instruct is available from Together.

Claude Opus 4.1

Anthropic

Input Price:Input: $15.00/1MOutput Price:Output: $75.00/1M

AWS Bedrock

Input Price:Input: $15.00/1MOutput Price:Output: $75.00/1M

Google

Input Price:Input: $15.00/1MOutput Price:Output: $75.00/1M

Qwen2.5 7B Instruct

Together

Input Price:Input: $0.30/1MOutput Price:Output: $0.30/1M

* Prices shown are per million tokens

Outputs Comparison

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Key Takeaways

Claude Opus 4.1

View details

Anthropic

Larger context window (200,000 tokens)

Supports multimodal inputs

Higher GPQA score (80.9% vs 36.4%)

Qwen2.5 7B Instruct

View details

Alibaba Cloud / Qwen Team

Less expensive input tokens

Less expensive output tokens

Has open weights

Detailed Comparison

AI Model Comparison Table
Feature	Claude Opus 4.1	Qwen2.5 7B Instruct

FAQ

Common questions about Claude Opus 4.1 vs Qwen2.5 7B Instruct.

Which is better, Claude Opus 4.1 or Qwen2.5 7B Instruct?

Claude Opus 4.1 significantly outperforms across most benchmarks. Claude Opus 4.1 is made by Anthropic and Qwen2.5 7B Instruct is made by Alibaba Cloud / Qwen Team. The best choice depends on your use case — compare their benchmark scores, pricing, and capabilities above.

How does Claude Opus 4.1 compare to Qwen2.5 7B Instruct in benchmarks?

Claude Opus 4.1 scores MMMLU: 89.5%, TAU-bench Retail: 82.4%, GPQA: 80.9%, AIME 2025: 78.0%, MMMU (validation): 77.1%. Qwen2.5 7B Instruct scores GSM8k: 91.6%, MT-Bench: 87.5%, HumanEval: 84.8%, MBPP: 79.2%, MATH: 75.5%.

Is Claude Opus 4.1 cheaper than Qwen2.5 7B Instruct?

Qwen2.5 7B Instruct is 50.0x cheaper for input tokens. Claude Opus 4.1 costs $15.00/M input and $75.00/M output via anthropic. Qwen2.5 7B Instruct costs $0.30/M input and $0.30/M output via together.

What are the context window sizes for Claude Opus 4.1 and Qwen2.5 7B Instruct?

Claude Opus 4.1 supports 200K tokens and Qwen2.5 7B Instruct supports 131K tokens. A larger context window lets you process longer documents, conversations, or codebases in a single request.

What are the main differences between Claude Opus 4.1 and Qwen2.5 7B Instruct?

Key differences include context window (200K vs 131K), input pricing ($15.00 vs $0.30/M), multimodal support (yes vs no), licensing (Proprietary vs Apache 2.0). See the full comparison above for benchmark-by-benchmark results.

Who makes Claude Opus 4.1 and Qwen2.5 7B Instruct?

Claude Opus 4.1 is developed by Anthropic and Qwen2.5 7B Instruct is developed by Alibaba Cloud / Qwen Team.