Capcom aims to enhance its propriety RE Engine with AI to accelerate efficiency in QA, debugging, and data processing

Capcom has announced a multi-phase project to evolve its proprietary RE Engine into an AI-enhanced game development tool. The initiative, dubbed the REX Project, aims to accelerate development cycles, improve quality assurance efficiency, and support international teams. Programmer Satoshi Ishida detailed the plan at the company’s annual tech conference, highlighting new systems like RE:Dox for data processing and RE:UI for toolkit acceleration. The project also includes RE:Log for ID-based logging and RE:Flows for visual scripting, alongside updates to RE:Runtime and RE:C++.

The REX Project integrates AI to assist in code generation, interpret scripts, automate playtesting for debugging, and optimize performance. Ishida emphasized that AI will function as a collaborative tool for developers rather than a replacement. Some improvements, such as standardized data formats, will be open-sourced to contribute to broader AI training efforts. The long-term goal is to transform RE Engine into an "AI-generation game engine" capable of supporting future development needs.

Capcom reiterated its stance against using generative AI assets directly in its games, focusing instead on improving internal development efficiency. Earlier this year, the company tested AI applications across departments, including graphics, sound, and programming. This approach aligns with its broader strategy to enhance productivity without altering final game content through AI-generated elements.

The announcement follows criticism of AI-enhanced features in Resident Evil Requiem’s Nvidia DLSS 5 demo, which altered character models. Capcom’s REX Project represents a strategic shift toward leveraging AI for backend development processes while maintaining creative control over its titles.