GPT-5 Proon Krater.ai
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
Released October 6, 2025
Specifications
GPT-5 Pro at a glance
Context
400K tokens
Max output
128K tokens
Input
Image, Text, File
Output
Text
Input price
$15.00 / 1M
Output price
$120.00 / 1M
Knowledge cutoff
2024-09-30
Capabilities
What it is good at
Catalog capabilities
- Accepts image input
- Generates text responses
- Supports tool calling
- Supports structured outputs
Good for
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Compare GPT-5 Pro
GPT-5 Pro vs o3 Pro
The o-series of models are trained with reinforcement learning to think before they answer and perform complex reasoning.
Open comparisonGPT-5 Pro vs GPT-5 Mini
GPT-5 Mini is a compact version of GPT-5, designed to handle lighter-weight reasoning tasks.
Open comparisonGPT-5 Pro vs GPT-4o (batch)
GPT-4o ("o" for "omni") is OpenAI's latest AI model, supporting both text and image inputs with text outputs.
Open comparisonFAQ
Questions about GPT-5 Pro
Clear answers based on the model catalog and Krater access.
Use GPT-5 Pro in your API
Connect with Krater's unified API.