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OpenAI Launches GPT-5.3 on Cerebras

OpenAI unveiled GPT-5.3-Codex-Spark, its first model running on Cerebras Systems' CS3 AI accelerators. The model delivers 1,000 tokens per second, rivaling Nvidia hardware. It features the world's fastest on-chip memory.

The Register - AI/MLMedia•Feb 12#launch#openai#gpt-53

OpenAI Spark Codes 15x Faster

OpenAI launched the Spark model, which codes 15x faster than GPT-5.3-Codex. It enables ultra-fast, conversational AI coding. Users must tolerate some trade-offs.

ZDNet AIMedia•Feb 12#launch#openai#spark