OpenAI: GPT-5.4 API Pricing
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 / 1M tokens
$2.50
Output / 1M tokens
$15.00
Cost per request (1K in / 500 out)
$0.01
~$10.00 per 1M tokens mixed
Specifications
Context Window 1.1M tokens
Max Output Tokens 128,000
Vision Support Yes
Function Calling No
Streaming Yes
Modality multimodal
Release Date 2026-03-05
Price history will appear here after the first price change is detected.
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