// The New Stack · 17 March 2026

OpenAI’s GPT-5.4 mini and nano are built for the subagent era

On Tuesday, OpenAI released GPT-5.4 mini and nano, two smaller models designed for tasks that agentic AI systems delegate: codebase searches, The post OpenAI’s GPT-5.4 mini and nano are built for the subagent era appeared first on The New Stack.

The New Stack

@the-new-stack · Frederic Lardinois

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The New Stack@the-new-stack