Comprehensive side-by-side LLM comparison
GPT OSS 20B leads with 12.0% higher average benchmark score. GPT OSS 20B is available on 4 providers. Overall, GPT OSS 20B is the stronger choice for coding tasks.
OpenAI
GPT-OSS 20B was created as a smaller open-source variant, designed to balance capability with accessibility for researchers and developers. Built with 20 billion parameters, it provides a more approachable entry point for those seeking to work with open-source language models while benefiting from OpenAI's architectural insights.
Alibaba Cloud / Qwen Team
Qwen 2.5 32B was created as a larger variant in the Qwen 2.5 family, designed to deliver enhanced capabilities with 32 billion parameters. Built to serve applications requiring stronger reasoning and generation quality, it represents a powerful option for demanding language understanding tasks.
10 months newer

Qwen2.5 32B Instruct
Alibaba Cloud / Qwen Team
2024-09-19

GPT OSS 20B
OpenAI
2025-08-05
Context window and performance specifications
Average performance across 2 common benchmarks

GPT OSS 20B

Qwen2.5 32B Instruct
Available providers and their performance metrics

GPT OSS 20B
Groq
Novita
OpenAI
ZeroEval

GPT OSS 20B

Qwen2.5 32B Instruct

GPT OSS 20B

Qwen2.5 32B Instruct

Qwen2.5 32B Instruct