Model comparison

GPT-5.3 Chat vs Qwen3.6 Max Preview

Qwen3.6 Max Preview is the stronger model overall, scoring 51.5 to 42.8 on the Noometry Index.

Last verified . 14 shared benchmarks.

GPT-5.3 Chat OpenAI

42.8

Rank #109 Confirmed

Qwen3.6 Max Preview Alibaba (Qwen)

51.5

Rank #43 Confirmed

Summary

  • They share 14 benchmarks with published results for both. GPT-5.3 Chat scores higher in 0 categories and Qwen3.6 Max Preview in 8 categories; 7 gaps are clear of the uncertainty.
  • The widest gap is in knowledge, where Qwen3.6 Max Preview leads 57.6 to 38.8.
  • Qwen3.6 Max Preview is cheaper at $1.30 / $7.80 per million input/output tokens, against $1.75 / $14 for GPT-5.3 Chat.
  • Qwen3.6 Max Preview accepts more context: 262K tokens versus 128K.

Side by side

GPT-5.3 Chat and Qwen3.6 Max Preview specifications
GPT-5.3 ChatQwen3.6 Max Preview
ProviderOpenAIAlibaba (Qwen)
Noometry Index42.851.5
Released2026-03-032026-04-20
WeightsProprietaryProprietary
Context window128K262K
Max output16K66K
Input $ / M tokens$1.75$1.30
Output $ / M tokens$14$7.80
Results tracked1829

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Category by category

Coding Qwen3.6 Max Preview leads

GPT-5.3 Chat: 41.4 (#124), Qwen3.6 Max Preview: 48.7 (#54)

Coding benchmarks
BenchmarkGPT-5.3 ChatQwen3.6 Max Preview
LMArena Coding14081471
SWE-bench Verified—76.7%
LMArena WebDev—1482

Agentic & Tool Use Not comparable

GPT-5.3 Chat: —, Qwen3.6 Max Preview: —

Agentic & Tool Use benchmarks
BenchmarkGPT-5.3 ChatQwen3.6 Max Preview
Vending-Bench 2—4,254

Reasoning Qwen3.6 Max Preview leads

GPT-5.3 Chat: 28.5 (#102), Qwen3.6 Max Preview: 41.7 (#53)

Reasoning benchmarks
BenchmarkGPT-5.3 ChatQwen3.6 Max Preview
LMArena Hard Prompts13991457
SimpleBench—63%
NYT Connections (extended)—74.1%
Chess Puzzles—20%
Mystery Game Puzzles—19%
DTBench—87.2%
LMCA—42.5%
Epoch Capabilities Index—149.24

Math Qwen3.6 Max Preview leads

GPT-5.3 Chat: 38.2 (#142), Qwen3.6 Max Preview: 54.1 (#46)

Math benchmarks
BenchmarkGPT-5.3 ChatQwen3.6 Max Preview
LMArena Math13891465
OTIS Mock AIME 2024-2025—91.1%
FrontierMath (Feb 2025 set)—23.1%
FrontierMath Tier 4 (v1)—4.2%

Knowledge Qwen3.6 Max Preview leads

GPT-5.3 Chat: 38.8 (#140), Qwen3.6 Max Preview: 57.6 (#39)

Knowledge benchmarks
BenchmarkGPT-5.3 ChatQwen3.6 Max Preview
LMArena Expert13971478
GPQA Diamond—87.4%
SimpleQA Verified—52%

Multilingual Qwen3.6 Max Preview leads

GPT-5.3 Chat: 50.3 (#124), Qwen3.6 Max Preview: 54.2 (#48)

Multilingual benchmarks
BenchmarkGPT-5.3 ChatQwen3.6 Max Preview
LMArena Non-English13821437
LMArena Chinese14321487
LMArena French13971449
LMArena Russian14001445
LMArena Spanish13711454
LMArena German1384—
LMArena Japanese1352—
LMArena Korean1346—

Instruction Following Qwen3.6 Max Preview leads

GPT-5.3 Chat: 72.8 (#129), Qwen3.6 Max Preview: 75.7 (#55)

Instruction Following benchmarks
BenchmarkGPT-5.3 ChatQwen3.6 Max Preview
LMArena Instruction Following13781438

Long Context Qwen3.6 Max Preview leads

GPT-5.3 Chat: 42.6 (#120), Qwen3.6 Max Preview: 44.6 (#61)

Long Context benchmarks
BenchmarkGPT-5.3 ChatQwen3.6 Max Preview
LMArena Longer Query13961457

Writing & Preference Too close to call

GPT-5.3 Chat: 63.1 (#68), Qwen3.6 Max Preview: 63.8 (#60)

Writing & Preference benchmarks
BenchmarkGPT-5.3 ChatQwen3.6 Max Preview
LMArena Text13891447
LMArena Creative Writing13551435
LMArena Multi-Turn14121456
EQ-Bench Creative Writing1690—

Frequently asked questions

Is GPT-5.3 Chat better than Qwen3.6 Max Preview?

Qwen3.6 Max Preview is the stronger model overall, scoring 51.5 to 42.8 on the Noometry Index.

Which is cheaper, GPT-5.3 Chat or Qwen3.6 Max Preview?

Qwen3.6 Max Preview is cheaper. It lists at $1.30 per million input tokens and $7.80 per million output tokens; GPT-5.3 Chat lists at $1.75 and $14.

Is GPT-5.3 Chat or Qwen3.6 Max Preview better for coding?

Qwen3.6 Max Preview scores higher on coding benchmarks: 48.7 versus 41.4 in the Noometry coding category.

Which has the bigger context window?

Qwen3.6 Max Preview does, with 262K tokens against 128K.

How many benchmarks do GPT-5.3 Chat and Qwen3.6 Max Preview share?

14 benchmarks have published results for both models. GPT-5.3 Chat has 18 scored results on Noometry and Qwen3.6 Max Preview has 29.

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