GPT-5.3-Codex-SparkvsQwQ-32B-Preview

GPT-5.3-Codex-Spark
QwQ-32B-Preview
Specifications
Parameters
32B
Context window
128k
32k
Overview
CompanyOpenAIQwen
Release dateFeb 12 2026Nov 28 2024
AccessProprietaryOpen Weight

Which is better: GPT-5.3-Codex-Spark or QwQ-32B-Preview?

GPT-5.3-Codex-Spark and QwQ-32B-Preview don't publish scores on any of the same benchmarks, so there's no direct head-to-head comparison. QwQ-32B-Preview shipped 441 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 (QwQ-32B-Preview). GPT-5.3-Codex-Spark is proprietary, while QwQ-32B-Preview is open weight.

Direct benchmark comparisons are unavailable — GPT-5.3-Codex-Spark and QwQ-32B-Preview 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.

QwQ-32B-Preview was released by Qwen on Nov 28 2024.

GPT-5.3-Codex-Spark has a 128k context window; QwQ-32B-Preview has 32k.

GPT-5.3-Codex-Spark is a proprietary model released by OpenAI. QwQ-32B-Preview is an open weight model released by Qwen.

Other comparisons