Model · OpenRouter

Openai/GPT-5.4 Pro

Name: GPT-5.4 Pro
Author: Openai

GPT-5.4 Pro is OpenAI's most advanced model, building on GPT-5.4's unified architecture with enhanced reasoning capabilities for complex, high-stakes tasks. It features a 1M+ token context window (922K input, 128K...

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Author / organization	Openai
Access	Hosted API (no weights listed here)
Price per million tokens	$30 in · $180 out
Context window	1,050,000 tokens
Task	image-text-to-text
Created	5 March 2026
Last updated at source	—

image-text-to-texthostedreasoningtool-use

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