Deep Dive
1. Agent Identity Scan Update (19 December 2025)
Overview: This update enhanced the tool for discovering and evaluating AI agents. It now works across more test networks and lets users search for agents easily, while adding a layer of trust to reviews.
The update expanded the "Agent Identity Scan" to support BNB Smart Chain Testnet, Base Sepolia, and Ethereum Sepolia. It also added compatibility with registries from the Ethereum Foundation and ChaosChain. A new search function allows filtering agents by name, chain, and trust mode. Furthermore, it introduced a system where any user can submit agent reviews via attestations, with the reviewer's own BNB Passport credibility visible to others.
What this means: This is bullish for BAS because it makes the network of AI agents more discoverable and trustworthy across different blockchains. For users, it means easier verification of who they are interacting with, and for developers, it provides a clearer framework to build reputable AI applications.
(BAS(BNB Attestation Service))
2. ERC-8004 Core Contract V1 Upgrade (17 November 2025)
Overview: This major upgrade redefined AI agents as independent, tradable NFT identities and established a transparent, on-chain reputation system based on community feedback.
The core contract (ERC-8004) was upgraded to Version 1. The key change is that the IdentityRegistry now inherits the ERC-721 (NFT) standard, meaning each AI Agent is a unique, transferable digital asset. The upgrade also introduced a feedback system where authorized users can post detailed interaction data and scores directly on-chain. Additionally, it enabled open comments, allowing anyone to post public evaluations on any agent.
What this means: This is extremely bullish for BAS as it creates a new asset class (AI Agent NFTs) and a native reputation economy. It gives AI agents provable ownership and a living history, which is crucial for building trusted, complex multi-agent systems in Web3.
(BAS(BNB Attestation Service))
3. First ERC-8004 Public Agent Registry (3 November 2025)
Overview: This deployment created the first public platform for registering and querying verifiable AI agent identities, laying the groundwork for BAS's AI reputation layer.
BAS deployed the inaugural ERC-8004 Agent Identity Registry and Indexing Platform on BNB Chain. The registry allows developers to register agent identities and query their on- and off-chain behavior. It is powered by BAS's attestation engine and BNB Passport, enabling verification via zero-knowledge proofs. At launch, over 120 on-chain agents had registered.
What this means: This is bullish for BAS as it establishes the project as a pioneer in on-chain AI identity. It provides the essential infrastructure for developers to build applications where AI agents have verifiable credentials, directly supporting BAS's strategic direction in the AI sector.
(BAS(BNB Attestation Service))
Conclusion
The codebase updates reveal a clear trajectory: BAS is rapidly executing its vision to become the essential trust layer for AI on BNB Chain and beyond, evolving from a basic registry to a full-fledged reputation economy for intelligent agents. How will this verifiable identity infrastructure shape the next generation of on-chain AI coordination?