Chiyoda X-One Engineering Implements AI x RAG Technology to Systematize Internal Knowledge with 'Lightblue' AI Agent

Chiyoda X-One Engineering has begun full-scale operation of the 'Lightblue' AI agent to leverage its vast internal knowledge base using RAG technology. This initiative aims to improve operational efficiency, train junior employees, and enhance design quality by making tacit knowledge explicit and accessible.
Corporate AnnouncementNQ 96/100出典：PR Times

📋 Article Processing Timeline

  • 📰 Published: May 20, 2026 at 22:00
  • 🔍 Collected: May 20, 2026 at 13:31
  • 🤖 AI Analyzed: May 22, 2026 at 13:47 (48h 15m after Collected)
Chiyoda X-One Engineering Corporation (CXO) has announced the full-scale implementation of 'Lightblue,' an AI agent service for corporations provided by Lightblue Inc., a University of Tokyo startup. CXO possesses a wealth of technical knowledge and know-how accumulated over many years, but this intellectual property was underutilized. With Lightblue's RAG functionality, it is now possible to retrieve relevant information from internal databases and generate answers in natural language, enabling efficient use of vast internal data like past project lessons learned and design documents to improve design accuracy, foster young talent, and boost overall operational efficiency and quality.

FAQ

Why did Chiyoda X-One Engineering introduce the AI agent 'Lightblue'?

To effectively utilize its vast, underused internal knowledge assets, resolve issues of knowledge siloing, accelerate the training of junior employees and technology transfer, and improve the efficiency and quality of design and engineering work.

What key feature of 'Lightblue' was crucial for its adoption?

Its RAG (Retrieval-Augmented Generation) function, which allows the AI to reference internal company databases to provide accurate, context-specific answers, along with its high answer accuracy and ease of implementation.

How does the company ensure data security while using this AI service?

'Lightblue' provides robust security measures, including a setting where input data is not used for model training and operation in an environment isolated from external networks. Chiyoda X-One Engineering also conducted a vendor security check to confirm it meets their required security levels.

Which departments are involved in the rollout of 'Lightblue'?

The initial trial was led by the Power & Control Project Division. The full-scale operation involves distributing IDs to multiple divisions, including Engineering, Energy & Environment Projects, Life Science Projects, Site Operations, and Corporate Management, with a goal of eventual company-wide deployment.

What is 'Lightblue'?

It is a next-generation AI agent service for corporations and municipalities developed by Lightblue Inc., a startup from the University of Tokyo. It can perform tasks like search, summarization, and transcription, and allows users to build custom, secure chatbots without coding.

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