Wispr Flow - Don’t type, just speak
Mini toolsGPT 5.4
By OpenAI
Model family: GPT
GPT-5.4 is a closed-source multimodal frontier AI model developed by OpenAI and released on 05-03-2026. It is designed for professional knowledge work, advanced coding, long-context reasoning, tool search, and computer-use agents. The model can work across large documents and tool ecosystems, supports up to about 1M tokens of context, and is available in ChatGPT as GPT-5.4 Thinking, in the API, and in Codex. OpenAI positions it as a more capable and efficient successor to GPT-5.2, with stronger performance on real-world professional tasks, software engineering, browser or desktop interaction, and long-horizon workflows that require planning, execution, verification, and tool coordination.
Multimodal
Gen 3
Overview
GPT-5.4 is OpenAI’s closed-source frontier model for professional work, focused on coding, reasoning, computer use, tool use, and long-context workflows. It supports up to about 1M tokens of context and is available through ChatGPT, API, and Codex.
Pricing
Compare GPT 5.4 with other models listed in the same vendor pricing tiers and context lengths.
About OpenAI
OpenAI is a technology company that specializes in artificial intelligence research and innovation.
Industry:
Artificial Intelligence
Company Size:
4500
Location:
San Francisco, California, US
Website:
openai.com
Benchmark scores
How GPT 5.4 ranks on tracked AI benchmarks. Click any benchmark to see its full leaderboard.
Compare across all benchmarks →
Last updated: May 18, 2026
