GPT-5.1

OpenAI

This is a non-reasoning variant of the GPT-5.1 series, optimized for speed and cost. It retains multimodal, long-context, and coding capabilities but provides faster responses and lower usage costs by reducing reasoning steps.

OpenAI

GPT-5.1 (high) is a high-performance variant of OpenAI's GPT-5 series, optimized for advanced reasoning and complex problem-solving tasks. It likely represents a more capable or resource-intensive configuration within the GPT-5 family.

OpenAI

GPT-5.1 Codex (high) is a specialized model from OpenAI optimized for advanced code generation, understanding, and manipulation tasks. It is designed to handle complex programming challenges with high accuracy and efficiency, likely featuring strong reasoning capabilities for algorithmic and logical problems.

OpenAI

A high-performance, lightweight model from the Codex series optimized for code generation and understanding. It offers a strong balance of speed, cost-efficiency, and coding capability, making it suitable for fast, high-volume code-related tasks.