GPT-5.4 is also more reliable, producing 18% fewer errors and 33% fewer false claims than GPT-5.2, according to OpenAI.
OpenAI teases “5.4” as reports point to a 1M+ token context window and “extreme reasoning,” amid scrutiny over its Pentagon deal.
In a 48-hour whirlwind, President Trump ordered every federal agency to ditch Anthropic's Claude chatbot, with Defense ...
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