GPT-5.2 Pro (batch) reasoning
GPT-5.2 Pro is OpenAI’s most advanced model, offering major improvements in agentic coding and long context performance over GPT-5 Pro. It is optimized for complex tasks that require step-by-step reasoning,...
Capabilities
Context Window 400k tokens
Max Output 128k tokens
Inputs
Outputs
Pricing (per 1M tokens)
Input $10.50
Output $84.00
Cache Read -
Cache Write -
Supported Parameters
include_reasoningmax_tokensreasoningreasoning_effortresponse_formatseedstructured_outputstool_choicetools