GitLab Transcend - Intelligent orchestration
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.
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.
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Last updated: May 18, 2026
