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OPT vs. Qwen

LLM Comparison


OPT

OPT

Overview

Open Pre-trained Transformer Language Models (OPT) is part of the family of open source models designed to replicate GPT-3, with similar decoder-only architecture. It has since been superseded by models such as LLaMA, GPT-J, and Pythia.



Initial release: 2022-05-03

Further Reading

Qwen

Qwen

Overview

Qwen is Alibaba Cloud's family of large language models, including chat models, code models, and multimodal variants. Qwen 3 and QwQ are the latest releases, with strong reasoning capabilities.


Qwen (formerly Tongyi Qianwen) is a comprehensive family of large language models developed by Alibaba Cloud. The series includes base models, chat models, code-specific variants (CodeQwen), and multimodal models (Qwen-VL). Qwen models excel at multilingual tasks and have become particularly popular in Asia. The latest releases include Qwen 3 and QwQ (focused on reasoning), competing effectively with Western counterparts while offering strong Chinese language support.


Initial release: 2023-09-13

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OPT

Qwen

Products & Features
Instruct Models
Coding Capability
Customization
Finetuning
Open Source
License NA Custom
Model Sizes 1.3B, 2.7B, 6.7B, 13B, 30B, 66B, 175B 0.5B, 1.5B, 3B, 7B, 14B, 32B, 72B