OpenAI: GPT-5

GPT-5 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 accuracy...

• Context window: 400,000 tokens
• Input: text, image, file
• Output: text
• Pricing: $1.25/M input tokens, $10/M output tokens

View on OpenRouter. Model data sourced from OpenRouter.