<cd ../feedintroducing-gpt-5-3-codex-spark.logFeb 12, 2026|src: openai.comIntroducing GPT-5.3-Codex-SparkIntroducing GPT-5.3-Codex-Spark—our first real-time coding model. 15x faster generation, 128k context, now in research preview for ChatGPT Pro users.>open_source--originopenai.com
