gpt-5-3-codex-sparkGPT-5.3-Codex-Spark is OpenAI’s proprietary AI model, released Feb 12, 2026.
Scores on standardized evaluations. Higher is better — and rank shows where GPT-5.3-Codex-Spark lands among all models tracked on Model Beat.
No standardized benchmark scores from Epoch AI yet — common for very recent, image, or niche models. Scores appear here once published.
GPT-5.3-Codex-Spark is a GPT-family AI model, from OpenAI, released Feb 12, 2026.
GPT-5.3-Codex-Spark is an AI model developed by OpenAI, part of the GPT family, released Feb 12, 2026.
GPT-5.3-Codex-Spark is a proprietary model (Hosted access (no API)), available through its provider's API rather than as a downloadable open-weight model.
Benchmark data from Epoch AI (CC BY) and Artificial Analysis; pricing, specs & descriptions from OpenRouter. Data updated Sep 17, 2026.