OpenAI: GPT-5.4
openai
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...
- Context window
- 1,050,000 tokens
- Input cost
- $2.50 / 1M
- Output cost
- $15.00 / 1M
- Latency (p50)
- —