OpenAI Officially Releases GPT-5.5 with Significant Improvements in Intelligence and Efficiency

: According to official sources, OpenAI has officially released GPT-5.5. This model has shown significant progress in areas such as intelligent agent programming, computer usage, and scientific research, achieving an accuracy rate of 82.7% in the Terminal-Bench 2.0 test. While maintaining the same latency as GPT-5.4, GPT-5.5 offers higher reasoning efficiency and consumes fewer tokens. Currently, GPT-5.5 has been rolled out to ChatGPT Plus, Pro, and enterprise users, with the API version expected to be available soon. Pricing is set at $5 per 1 million input tokens and $30 per 1 million output tokens. Additionally, GPT-5.5 Pro, designed for high-difficulty tasks, has also been launched simultaneously.