OpenAI Releases GPT-5.4 Mini and Nano for Efficient Coding and Subagents
OpenAI has launched GPT-5.4 mini and nano models to optimize high-volume workloads with improved speed and lower costs. These new variants bring flagship capabilities to faster, latency-sensitive applications while supporting specialized model composition. The release targets developers seeking performance-per-latency tradeoffs in coding and multimodal tasks.
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