OpenAI: GPT-5.4 (openai/gpt-5.4) costs $2.5 per 1M prompt tokens and $15 per 1M completion tokens, has a 1,050,000-token context window, and supports tool calling, structured outputs, reasoning and response format. Data updated 2026-10-30.
- Prompt price
- $2.5 / 1M tokens
- Completion price
- $15 / 1M tokens
- Context
- 1,050,000 tokens
- Input modalities
- text, image, file
- Output modalities
- text
- Tokenizer
- GPT
- Instruct type
- —
- Knowledge cutoff
- —
- Hugging Face
- —
Last price change: 2026-03-06
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...
Price history
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