Speechmatics - API for Voice AI Agents
Mini toolsGPT 5.4 Mini
By OpenAI
Model family: GPT
GPT-5.4 mini brings many GPT-5.4 strengths to a smaller model designed for responsive coding assistants and subagent systems, and OpenAI reports it improves over GPT-5 mini across coding, reasoning, multimodal understanding, and tool use while running more than 2x faster. It is positioned for workflows like targeted code edits, codebase navigation, debugging loops, computer-use screenshot interpretation, and parallel subagent execution.
New
Multimodal
Gen 3
Overview
GPT-5.4 mini is a fast, efficient GPT-5.4-family model optimized for high-volume coding and agent workloads, while keeping strong reasoning, multimodal understanding, and tool use.
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 Mini ranks on tracked AI benchmarks. Click any benchmark to see its full leaderboard.
Compare across all benchmarks →Tools using GPT 5.4 Mini
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Dmitry G.🙏 171 karmaAug 29, 2023@ChatGPTState of the Art
Last updated: April 6, 2026
