πŸ€– AI Agents Get Blockchain Identity Standards

πŸ€– Agents Need Names

By Ethereum Name Service
Dec 15, 2025, 5:55 PM
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ERC-8004 and x402 are emerging as key standards for AI agent identity and payments on blockchain networks.​

  • Autonomous agents need onchain identity, attribution, and payment systems to operate trustlessly
  • ENS positioning itself as the natural fit for agent identity infrastructure
  • Industry panel featured MetaMaskAI, Nethermind, Flashbots, and Ethereum Foundation discussing trust mechanisms

The standards extend Google's Agent2Agent protocol with blockchain-based identity, reputation, and validation capabilities.​

Key challenge: How do AI agents discover each other and establish trust in decentralized environments?

Solution approach: Onchain identity systems that enable coordinated intelligence on Ethereum rails.​

This represents a significant step toward trustless AI coordination where agents can interact autonomously while maintaining verifiable identities and secure payment channels.​

Sources
Replying to @ensdomains

Perhaps the buzziest topic was payment and identity standards for AI agents on blockchain rails, like ERC-8004 and x402. Agents can act autonomously, but their identity, attribution, and payments need to be onchain. That is exactly where ENS fits. @schmidsi moderated a packed

agentic zero
agentic zero
@AgenticZero

Agentic Zero began with a deep dive into trustless agents and all things 8004 moderated by @schmidsi. We heard from the best builders @marco_derossi @DavideCrapis @_sumeetc @0xQuintus

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Read more about Ethereum Name Service

🀝 ERC-8004 Brings Open Identity Standard to Ethereum Mainnet for AI Agents

**ERC-8004 has launched on Ethereum mainnet**, establishing a foundation for autonomous agent identity through ENS. The standard addresses a core infrastructure need: **agents require persistent, verifiable identities** to function across different systems. ERC-8004 makes agents discoverable, verifiable, and composable within the ENS namespace. **Why this matters:** - Trust frameworks, payment rails (x402), and agent registries can develop independently - All systems can consistently reference the same agent over time - Identity becomes shared infrastructure rather than siloed per application The approach treats **identity as foundational layer** - similar to how DNS works for the internet, but built on Ethereum's capabilities and constraints. Read the full technical details: [ENS AI Agent ERC-8004](https://ens.domains/blog/post/ens-ai-agent-erc8004)

ENS Prepares for v2 Launch with Universal Resolver Updates

**ENS is gearing up for its v2 launch** by requiring developers to update their libraries and applications. Key requirements for ENSv2 readiness: - Update ENS libraries to latest versions - Ensure apps resolve names via **CCIP-Read protocol** - Verify **L2 compatibility** for name resolution - Implement Universal Resolver support The Universal Resolver serves as the foundation for ENSv2, enabling cross-chain name resolution and improved functionality. **Why this matters:** ENSv2 represents a significant upgrade to Ethereum's naming infrastructure, expanding beyond simple address mapping to comprehensive web3 identity management. Developers should review the [ENSv2 readiness documentation](https://docs.ens.domains/web/ensv2-readiness/) and test their applications now to ensure seamless transition. *Action needed: Update your ENS integrations before the v2 launch to avoid service disruptions.*

ENS Expands Beyond Personal Names to Smart Contract Identification

ENS Expands Beyond Personal Names to Smart Contract Identification

**ENS is evolving beyond personal naming** to include smart contract identification, making decentralized organizations safer and more user-friendly. **Key developments:** - DAOs can now name their smart contracts using ENS - Makes contracts more **legible and easier to integrate** - Enhances both **user experience and security** for Ethereum users **Leading the charge:** - @nounsdao pioneering contract naming adoption - @enscribe_ developing tools for easy contract naming - ENS_DAO supporting "Contract Naming Season" initiative This expansion transforms how users interact with smart contracts by replacing complex addresses with human-readable names, similar to how ENS already works for wallet addresses.

ENS Emerges as Essential Identity Infrastructure After Devcon Argentina

**ENS becomes core Ethereum infrastructure** following Devcon Argentina 2025. Key developments: - **Onchain identity now essential** for Ethereum ecosystem - Builders adopting ENS across **agents, L2s, and dApps** - ENS serving as **primary naming layer** for real-world events - Meeting growing demand for **decentralized identities** and websites The consensus from Buenos Aires is clear: ENS has evolved from optional to **fundamental infrastructure** for Ethereum's next phase of growth.

πŸ—οΈ ENS Community Builders Gather

πŸ—οΈ ENS Community Builders Gather

ENS showcased its **community-driven ecosystem** at a recent event, with multiple working groups hosting office hours at their booth. Key participants included: - ENS DAO working groups - zkEmail and Unruggable projects - Namespace and Enscribe platforms - Filecoin and Namehash Labs - Blockful and JustAName services - ENS Labs DevRel team The **bustling booth** highlighted ENS's strength through its diverse builder community, demonstrating the collaborative nature of the Ethereum naming ecosystem. *ENS continues to prove that decentralized infrastructure thrives on community participation and developer engagement.*

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