GPT-5 Pro is OpenAI’s most advanced model, offering major improvements in reasoning, code quality, and user experience. It is optimized for complex tasks that require step-by-step reasoning, instruction following, and...
Specifications
- Provider
- OpenAI
- Type
- Vendor / proprietary
- Modality
- text+image+file->text
- Context window
- 400K
- Knowledge cutoff
- 2024-09-30
- Released
- October 6, 2025
Capabilities
Input: imageInput: textInput: fileOutput: textReasoning requiredConfigurable reasoning effort
Strengths
include_reasoningmax_tokensreasoningreasoning_effortresponse_formatseedstructured_outputstool_choicetools
