AI Agent 'ChatSense' for Enterprises to Support GPT-5.4

Knowledge Sense Inc. provides "ChatSense," an AI agent service for enterprises. We are pleased to announce that the AI models available in "ChatSense" will be upgraded from GPT-5.2 to GPT-5.4.

GPT-5.4 is the latest frontier model released by OpenAI this month (March 2026). According to OpenAI, GPT-5.4 integrates the coding capabilities of GPT-5.3 Codex with the advanced reasoning capabilities of GPT-5.2, delivering exceptional performance in agentic workflows, coding, and business operations. With this upgrade, ChatSense users can utilize GPT-5.4 without any changes to their current pricing.

Knowledge Sense Inc. (Headquarters: Minato-ku, Tokyo; CEO: Atsushi Kadowaki) announces the upgrade of the available OpenAI models in its enterprise AI agent service "ChatSense" from GPT-5.2 to GPT-5.4. The upgrade is scheduled to take place within this week. There will be no price changes for users, who can continue to use GPT-5.4 under their current plans. For any inquiries, please contact us via our contact form.

■ Background — "Desire to Utilize the Latest AI Securely"

ChatGPT is an AI chatbot capable of natural, human-like dialogue, expected to contribute to business efficiency and service quality improvement. "ChatSense," the generative AI service for corporations provided by Knowledge Sense, has also gained attention for its corporate-focused strengths such as security, and has been adopted by over 500 major organizations, including Tokyo Stock Exchange Prime-listed companies and some of Japan's largest comprehensive universities.

This month, OpenAI released "GPT-5.4," its latest and highest-performing AI model. ChatSense consistently supports efforts for corporations to utilize generative AI securely. GPT-5.4 specifically excels in agentic workflows, coding, and business...