model

GPT-5.3-Codex-Spark

modelactivegpt-5-3-codex-spark-1c118901·1 events·first seen 28d ago

Aliases: GPT-5.3-Codex-Spark

Co-occurring entities

More like this (12)

GPT-5.3-Codex GPT-5.1-Codex-Max GPT-5.2 GPT-5.5 GPT-5.5-Cyber GPT Pro GPT-5.4 nano GPT-5.2-high GPT-5.4 mini GPT-4.1 GPT-5.5 Instant GPT-3.5

Recent events (1)

8Openai Blog·28d ago·source ↗

Introducing GPT-5.3-Codex-Spark

OpenAI has announced GPT-5.3-Codex-Spark, described as their first real-time coding model. It offers 15x faster generation compared to prior coding models and supports a 128k context window. The model is currently available in research preview for ChatGPT Pro subscribers.

Long Context Evolution Frontier Model Releases OpenAI GPT-5.3-Codex-Spark ChatGPT Pro +2 more