OpenAI: GPT-5.2 Pro

Reasoning Tool Calling Attachments

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,...

Providers 1

Released Dec 11, 2025

Input Modalities image, pdf, text

Output Modalities text

Tarsk Use coding

Available Providers (1)

Provider	Model ID	Input Cost	Output Cost	Context	Max Output	Docs
Kilo Gateway	`openai/gpt-5.2-pro`	$21.00/MTok	$168.00/MTok	400K	128K

Capabilities

Reasoning

Tool Calling

Attachments

Open Weights

Structured Output