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openai/gpt-5.2-pro

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, instruction f...

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128K max outputVision
Input $21.00/M · Output $168.00/M
OutputReady

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API details and access

Model Details

ProviderOpenAI
TypeLlm
Model IDopenai/gpt-5.2-pro

Capabilities

InputTextImage
OutputText
Context-
Max Output128,000
VisionSupported
Function CallingSupported

Access details

Responses API
Base URLhttps://api.sandbase.ai
API Endpoint/v1/responses
{
  "model": "openai/gpt-5.2-pro",
  "instructions": "You are a helpful assistant.",
  "input": "Hello",
  "max_output_tokens": 512
}

Pricing

Input$21.00 / 1M tokens
Output$168.00 / 1M tokens

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