head-to-head

Qwen: Qwen3.6 Plus vs OpenAI: GPT-5.3-Codex

Side-by-side comparison of specs, pricing, benchmark scores, and task rankings. Updated 2026-09-23.

Qwen: Qwen3.6 Plus OpenAI: GPT-5.3-Codex
Vendorqwenopenai
Quality Score100100
Benchmark Score43.253.3
Input Price$0.33/M$1.75/M
Output Price$1.95/M$14.00/M
Context Window1,000,000400,000
Max Output65,536128,000
Tool Calling
Structured Output
Reasoning Mode
Vision
Audio--
Benchmark Scores
ai_index44.653.6

Who wins by task?

TaskQwen: Qwen3.6 PlusOpenAI: GPT-5.3-Codex
SQL Generation 139 138
Code Review 140 142
Code Completion 132 117
Code Refactoring 143 144
Bug Fixing 144 146
Unit Test Generation 129 130
Code Documentation 135 133
Regex Writing 124 122
CI/CD Pipelines 125 126
Frontend Component Design 127 128
Data Analysis 130 132
CSV / Spreadsheet Cleanup 135 134
ETL Scripting 134 135
JSON Extraction 131 120
Bulk Data Labeling 129 117
OCR / Document Parsing 133 133
Table Extraction from PDFs 133 133
Long-Document Summarization 144 145
Short-Form Summarization 125 115
Blog Post Writing 127 126

Scores reflect capability match + benchmark data + pricing for each task. Methodology →

Related comparisons

Anthropic: Claude Haiku Latest vs OpenAI: GPT-5.3-Codex Anthropic: Claude Sonnet 5 vs Qwen: Qwen3.6 Plus Anthropic: Claude Sonnet Latest vs OpenAI: GPT-5.3-Codex Anthropic: Claude Sonnet Latest vs Qwen: Qwen3.6 Plus ByteDance Seed: Seed-2.0-Lite vs OpenAI: GPT-5.3-Codex ByteDance Seed: Seed-2.0-Mini vs OpenAI: GPT-5.3-Codex Google: Gemini 3.1 Flash Lite Preview vs OpenAI: GPT-5.3-Codex Google: Gemini 3.1 Flash Lite vs OpenAI: GPT-5.3-Codex

The Model Movers Report

One email every Friday, built from this site's own rankings: the current top five by benchmark score, every model released in the last seven days, and one note worked out from that week's numbers. You can unsubscribe from any issue with one click.