prompt-executor-openai-client/ai.koog.prompt.executor.clients.openai/OpenAIModels/Chat/GPT5_2

GPT5_2

val GPT5_2: LLModel(source)

GPT-5.2 is OpenAI's flagship model for coding and agentic tasks across industries. Supports both reasoning and chat completions endpoints.

400,000 context window 128,000 max output tokens Aug 31, 2025 knowledge cutoff Reasoning token support

See also

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