Technical Specification: Object and Scenes Description (MPAI-OSD) V1.1 specifies Data Formats that describe uni- and multi-modal Objects and Scenes localised in Time and Space in a Virtual Space for uniform use across MPAI Technical Specifications.

MPAI-OSD V1.1 has been developed by the following Development Committees: AI Framework (AIF-DC), Context-based Audio Enhancement (CAE-DC), Multimodal Conversation (MMC-DC), and Portable Avatar Format (PAF-DC), and by the Connected Autonomous Vehicle (CAV) and MPAI Metaverse Model (MMM) groups of the Requirements Standing Committee.