GPT-5.3-Codex-SparkvsQwen2.5-Max

GPT-5.3-Codex-Spark
Qwen2.5-Max
Specifications
Context window
128k
32k
Overview
CompanyOpenAIQwen
Release dateFeb 12 2026Jan 28 2025
AccessProprietaryProprietary

Which is better: GPT-5.3-Codex-Spark or Qwen2.5-Max?

GPT-5.3-Codex-Spark and Qwen2.5-Max don't publish scores on any of the same benchmarks, so there's no direct head-to-head comparison. Qwen2.5-Max shipped 380 days before GPT-5.3-Codex-Spark, so benchmark comparisons should account for the intervening progress.

Context windows are 128k (GPT-5.3-Codex-Spark) vs 32k (Qwen2.5-Max).

Direct benchmark comparisons are unavailable — GPT-5.3-Codex-Spark and Qwen2.5-Max don't publish scores on any of the same benchmarks.

Frequently asked questions

GPT-5.3-Codex-Spark was released by OpenAI on Feb 12 2026.

Qwen2.5-Max was released by Qwen on Jan 28 2025.

GPT-5.3-Codex-Spark has a 128k context window; Qwen2.5-Max has 32k.

Other comparisons