GPT-5.1 Medium vs Qwen2.5 14B Instruct
GPT-5.1 Medium leads the LLM Stats Score 31.2 to 3.8.
OpenAI · Alibaba Cloud / Qwen Team · Updated for 2026
Which is better?
GPT-5.1 Medium leads the overall LLM Stats Score 31.2 to 3.8, ranking #104 overall.
Based on current LLM Stats indexes, shared benchmarks, pricing, and model metadata for 2026.
Choose GPT-5.1 Medium
- overall performance matters — it scores 31.2 and ranks #104 on LLM Stats
- your work emphasizes reasoning — it leads those capability indexes
- you want the most recent training data — it shipped Nov 2025
Choose Qwen2.5 14B Instruct
- you need open weights you can self-host or fine-tune
At a glance
The differences that matter most.
Individual benchmarks
1 reported for GPT-5.1 Medium · 16 for Qwen2.5 14B Instruct
GPT-5.1 Medium and Qwen2.5 14B Instructdon't have any common benchmark datasets to compare. They may have been evaluated on different testing suites.
Human preference
Blind head-to-head votes and playground preference scores
Context Window
Maximum input and output token capacity
Only GPT-5.1 Medium specifies input context (400,000 tokens). Only GPT-5.1 Medium specifies output context (128,000 tokens).
Input capabilities
Documented input modalities across available providers
GPT-5.1 Medium supports multimodal inputs, whereas Qwen2.5 14B Instruct does not.
GPT-5.1 Medium can handle both text and other forms of data like images, making it suitable for multimodal applications.
GPT-5.1 Medium
Qwen2.5 14B Instruct
License
Usage and distribution terms
GPT-5.1 Medium is licensed under a proprietary license, while Qwen2.5 14B Instruct 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-5.1 Medium was released on 2025-11-12, while Qwen2.5 14B Instruct was released on 2024-09-19.
GPT-5.1 Medium is 14 months newer than Qwen2.5 14B Instruct.
Nov 12, 2025
9 months ago
1.1yr newerSep 19, 2024
2.0 years 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
Judge for yourself.
Run your own prompts against GPT-5.1 Medium and Qwen2.5 14B Instruct side-by-side, then vote on the output you prefer.
FAQ
Common questions about GPT-5.1 Medium vs Qwen2.5 14B Instruct.