Comprehensive side-by-side LLM comparison
o3 leads with 4.3% higher average benchmark score. Qwen3-235B-A22B-Thinking-2507 offers 87.1K more tokens in context window than o3. Qwen3-235B-A22B-Thinking-2507 is $6.70 cheaper per million tokens. o3 supports multimodal inputs. Both models have their strengths depending on your specific coding needs.
OpenAI
o3 represents the next generation in OpenAI's reasoning model series, developed to advance the capabilities of deliberate, step-by-step problem solving. Built to handle increasingly complex challenges across mathematics, science, and coding, it continues the evolution of reasoning-focused AI with improved analytical depth and accuracy.
Alibaba Cloud / Qwen Team
Qwen3 235B Thinking was developed as a reasoning-enhanced variant, designed to incorporate extended thinking capabilities into the large-scale Qwen3 architecture. Built to combine deliberate analytical processing with mixture-of-experts efficiency, it serves tasks requiring both deep reasoning and computational practicality.
3 months newer

o3
OpenAI
2025-04-16

Qwen3-235B-A22B-Thinking-2507
Alibaba Cloud / Qwen Team
2025-07-25
Cost per million tokens (USD)

o3

Qwen3-235B-A22B-Thinking-2507
Context window and performance specifications
Average performance across 6 common benchmarks

o3

Qwen3-235B-A22B-Thinking-2507
o3
2024-05-31
Available providers and their performance metrics

o3
OpenAI

Qwen3-235B-A22B-Thinking-2507

o3

Qwen3-235B-A22B-Thinking-2507

o3

Qwen3-235B-A22B-Thinking-2507
Novita