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GPT-5.4 is OpenAI’s latest frontier model, unifying the Codex and GPT lines into a single system. It features a 1M+ token context window (922K input, 128K output) with support for text and image inputs, enabling high-context reasoning, coding, and multimodal analysis within the same workflow. The model delivers improved performance in coding, document understanding, tool use, and instruction following. It is designed as a strong default for both general-purpose tasks and software engineering, capable of generating production-quality code, synthesizing information across multiple sources, and executing complex multi-step workflows with fewer iterations and greater token efficiency.
| Signal | Strength | Weight | Impact |
|---|---|---|---|
| Benchmarksjust now | 90 | 30% | +27.1 |
| Capabilitiesjust now | 100 | 20% | +20.0 |
| Recencyjust now | 100 | 15% | +15.0 |
| Context Windowjust now | 96 | 10% | +9.6 |
| Output Capacityjust now | 85 | 10% | +8.5 |
| Pricingjust now | 15 | 15% | +2.3 |
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Cost Estimator
$20.53/month more than category average
From verified sources.