OpenAI Releases GPT-5.1: New Flagship Model with Adaptive Reasoning

15.01.2026
OpenAI Releases GPT-5.1: New Flagship Model with Adaptive Reasoning

OpenAI has officially launched GPT-5.1, its latest flagship language model featuring significant advancements in performance and reasoning capabilities.

Key Features and Improvements:

Adaptive Reasoning: The AI autonomously determines the optimal processing time based on task complexity, allocating computational resources dynamically
Enhanced Performance: Improved response speed and significantly better prompt adherence accuracy
Customizable Personality: Flexible configuration options allowing users to fine-tune the model's behavioral characteristics
Dual Operation Modes: Two distinct modes are available – Instant for rapid responses and Thinking mode with advanced reasoning capabilities

The GPT-5.1 model is being rolled out to all users, with access distribution beginning today.

🔔 Stay tuned and subscribe →
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