According to @AIatMeta, Meta is open-sourcing the Perception Encoder Audiovisual (PE-AV), the technical engine that powers SAM Audio’s state-of-the-art audio separation capabilities. Source: AI at Meta, X, Dec 18, 2025. The post specifies PE-AV builds on the earlier Perception Encoder and integrates audio with visual perception to achieve audiovisual source separation, highlighting a multimodal approach relevant to real-world media processing. Source: AI at Meta, X, Dec 18, 2025. The announcement does not disclose any cryptocurrency, blockchain integrations, token partnerships, repository link, or license details, indicating no direct on-chain tie-in or immediate code access information within the post. Source: AI at Meta, X, Dec 18, 2025.