openai/gpt-5.4
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...
| Provider | In $/M | Out $/M | Context | Uptime |
|---|---|---|---|---|
| OpenAI | $2.50 | $15.00 | 1.1M | 99.5% |
| Azure | $2.50 | $15.00 | 1.1M | 100% |
GPT-5.4 costs $2.50 per million input tokens and $15.00 per million output tokens via OpenRouter, making it 252nd cheapest of 298 paid models.
GPT-5.4 scores 56.8 on the Artificial Analysis Intelligence Index, ranking 4th of 178 benchmarked models, with a GPQA Diamond score of 92%.
GPT-5.4 generates around 62 tokens per second with 982ms time-to-first-token (p50), the 132nd fastest tracked model.
GPT-5.4 supports a 1.1M-token context window and can output up to 128K tokens. It accepts text, image, file input.