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GPT-5.2 Pro

Input:$21/M
Output:$168/M
Context:400,000
Max Output:128,000
gpt-5.2-pro is the highest-capability, production-oriented member of OpenAI’s GPT-5.2 family, exposed through the Responses API for workloads that demand maximal fidelity, multi-step reasoning, extensive tool use and the largest context/throughput budgets OpenAI offers.
New
Commercial Use