o1vsQwen3

o1
Qwen3
Specifications
Parameters
235B
Context window
200k
128k
Benchmarks
Science
GPQA Diamond
75.7%
Overview
CompanyOpenAIQwen
Release dateDec 5 2024Apr 29 2025
AccessProprietaryOpen Weight

Which is better: o1 or Qwen3?

o1 and Qwen3 don't publish scores on any of the same benchmarks, so there's no direct head-to-head comparison. o1 shipped 145 days before Qwen3, so benchmark comparisons should account for the intervening progress.

Context windows are 200k (o1) vs 128k (Qwen3). o1 is proprietary, while Qwen3 is open weight.

Direct benchmark comparisons are unavailable — o1 and Qwen3 don't publish scores on any of the same benchmarks.

Frequently asked questions

o1 was released by OpenAI on Dec 5 2024.

Qwen3 was released by Qwen on Apr 29 2025.

o1 has a 200k context window; Qwen3 has 128k.

o1 is a proprietary model released by OpenAI. Qwen3 is an open weight model released by Qwen.

Other comparisons