GPT-5.4 vs Qwen3.5-27B Comparison
Comparing GPT-5.4 and Qwen3.5-27B across benchmarks, pricing, and capabilities.
Performance Benchmarks
Comparative analysis across standard metrics
GPT-5.4 outperforms in 6 benchmarks (BrowseComp, GPQA, MMMU-Pro, OmniDocBench 1.5, OSWorld-Verified, Terminal-Bench 2.0), while Qwen3.5-27B is better at 1 benchmark (Humanity's Last Exam).
GPT-5.4 significantly outperforms across most benchmarks.
Arena Performance
Human preference votes
Pricing Analysis
Price comparison per million tokens
Cost data unavailable.
Context Window
Maximum input and output token capacity
Only GPT-5.4 specifies input context (1,000,000 tokens). Only GPT-5.4 specifies output context (128,000 tokens).
Input Capabilities
Supported data types and modalities
Both GPT-5.4 and Qwen3.5-27B support multimodal inputs.
They are both capable of processing various types of data, offering versatility in application.
GPT-5.4
Qwen3.5-27B
License
Usage and distribution terms
GPT-5.4 is licensed under a proprietary license, while Qwen3.5-27B uses Apache 2.0.
License differences may affect how you can use these models in commercial or open-source projects.
Proprietary
Closed source
Apache 2.0
Open weights
Release Timeline
When each model was launched
GPT-5.4 was released on 2026-03-05, while Qwen3.5-27B was released on 2026-02-24.
GPT-5.4 is 0 month newer than Qwen3.5-27B.
Mar 5, 2026
1 weeks ago
1w newerFeb 24, 2026
3 weeks ago
Knowledge Cutoff
When training data ends
Neither model specifies a knowledge cutoff date.
Unable to compare the recency of their training data.
Outputs Comparison
Key Takeaways
GPT-5.4
View detailsOpenAI
Qwen3.5-27B
View detailsAlibaba Cloud / Qwen Team
Detailed Comparison
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