GPT-5.4 is billed as "our most capable and efficient frontier model for professional work." ...
GPT-5.4 is also more reliable, producing 18% fewer errors and 33% fewer false claims than GPT-5.2, according to OpenAI.
In a major shift in its hardware strategy, OpenAI launched GPT-5.3-Codex-Spark, its first production AI model deployed on ...
Building on lessons from an internal agent SDK called “Breadboard”, the agent step is not just another node in a workflow — ...
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