Codex-Spark: OpenAI Just Broke the Speed Limit (1,000 Tokens/s) @engineerprompt
Codex-Spark: OpenAI Just Broke the Speed Limit (1,000 Tokens/s)  @engineerprompt
Uploaded February 2026 | Updated September 2026, 2 weeks ago
First look at GPT-5.3-Codex-Spark! We also look at Gemini 3 Deep Think, MiniMax M2.5 and GLM-5. These are exciting releases.

LINKS:
openai.com/index/introducing-gpt-5-3-codex-spark
cerebras.ai/chip
https://blog.google/innovation-and-ai/models-and-research/gemini-models/gemini-3-deep-think/
minimax.io/news/minimax-m25
https://z.ai/blog/glm-5


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Codex-Spark: OpenAI Just Broke the Speed Limit (1,000 Tokens/s)

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