openai
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...
Input Cost
$2.50
per 1M tokens
Output Cost
$15.00
per 1M tokens
Context Window
1,050,000
tokens
Developer ID: openai/gpt-5.4
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