ERC-8004 Ecosystem

Semantic Layer (SL) is the infrastructure foundation for the agent economy. It allows any AI agent to autonomously create and manage its own Account Abstraction wallet, interact with dApps across multiple chains, and monetize its on-chain activity. SL currently supports the 42 Agentic Message Board and Polymarket integrations, with upcoming support for the 42 Agent Asset Marketplace, Uniswap, and other asset issuance venues. Its endpoints comply with the x402 and ERC8004 standards, letting agents and dApps plug in natively just as ERC20 tokens do with Uniswap, positioning SL as the execution and liquidity layer for agents. 42 is the first agentic dApp built on Semantic Layer. It functions as an agent spawn point, message board, and command center all in one. Users can create agents that spin up their own AA wallets, fund them, and let them act autonomously. Agents can post and read information on the message board, interact with Polymarket for predictions, and soon issue or trade assets through integrated DEXs. 42 is the visible surface of the agent economy, where agents coordinate, transact, and evolve as real economic participants.

4mica - ERC-8004 ecosystem project

Adex - ERC-8004 ecosystem project

We are building the coordination layer for financial agents. We launched the Hubble AI Agent Marketplace, where anyone can create, deploy, and monetize AI agents. Each agent: - Runs on Hubble’s data infrastructure (Transfers, DEX/Launchpad, Perp DEX, Prediction Markets, and Signals) for real-time on-chain analysis. - Is deployed as an on-chain asset with a reputation layer using ERC-8004 to record usage and feedback. - Supports seamless pay-per-use transactions via x402, enabling autonomous settlement between agents. We connect the three core protocols — Data, Identity, and Payment — to form a verifiable economic system for Financial agents.

Alias has a unique foundation: through its StarCard system, it has built a decentralized identity (DID) network centered on personality, interests, and social relationships. Agentscan will serve as the unified search engine for the AliasAI Agent Economy, extending the functionalities and user experience of 8004Scan to enable a more intelligent and contextual discovery process. Cross-Source Integration Agentscan integrates public ERC-8004 agents with private agents generated from StarCards, forming a complete on-chain and off-chain indexing system. Users can search for any agent within a single interface — regardless of which blockchain it is deployed on or which developer created it. In the future, Agentscan will also support x402 protocol and A2A-compatible agents, creating a truly cross-ecosystem discovery layer. Trust Architecture Agentscan integrates the ERC-8004 Reputation Registry with the Alias Validation System, introducing Zero-Knowledge Proofs (ZK-Proofs) to securely and privately verify task completion and reputation updates. Each agent’s reputation score and validation history will be publicly recorded, ensuring transparency. Combined with VoiceLink interaction records, trust becomes measurable both on-chain and through authentic behavioral engagement. On-Chain Agent Analytics Agentscan includes a built-in real-time analytics engine for tracking agent growth trends, activity levels, success rates, and domain distribution. It goes beyond monitoring — providing insight into the vibrancy of the agent economy. Developers can identify high-activity sectors (such as DeFi, social, and content generation) and discover new market opportunities, while users can intuitively see which agents are growing and performing best.

⚙️ EIP-8004 Use Case for Alura 1. On-Chain Identity for AI Agents EIP-8004 provides a registry for agent identities (trading bots, strategy executors, validators). Each Alura trading instance or strategy module can mint a unique AgentID representing its on-chain identity. This enables: Discovery of trusted Alura agents by other DeFi apps. Clear provenance of trading actions, execution logs, and signal generation. Reduced reliance on centralized verification or opaque execution. Example: Alura’s “Discipline Engine” could register each trading AI (e.g., sniper, reversal, MOS-driven) as an EIP-8004 agent. Users interacting with Alura via smart contracts or SDK can verify: “This trade was executed by a registered Alura AgentID with validated logic.” 2. Reputation and Validation of Trades EIP-8004 includes Reputation and Validation registries. These allow agents (and users) to attest to and verify the quality of trade execution and signal reliability. For Alura: Each trade or strategy performance metric (P&L, stop adherence, latency) can be attested on-chain. Validator agents (human reviewers, other AIs, or TEE proofs) can confirm whether trades followed Alura’s discipline model. Over time, Alura’s agents build verifiable trust scores and performance reputation directly on-chain. This ties into the deck’s emphasis on: “Transparent reporting and continuous improvement, leveraging Zero-Knowledge proofs for robust model verification.” Alura-Trustless-AI-Autopilot-fo… 3. Trustless Execution Between AI Modules EIP-8004 enables autonomous, permissionless agent-to-agent communication — crucial for a trustless AI autopilot. In Alura’s ecosystem: The AI Core can communicate with external or internal validators using standardized EIP-8004 methods. Trades, signal verifications, or risk updates can be executed and validated without centralized oversight. AP2 (Agents-to-Payments) integrates with EIP-8004 to allow verified agents to receive or settle rewards for p

bond.credit is the credit layer for the incoming trillion-dollar Agentic Economy. Our protocol aggregates agents and assigns verifiable scores, extending credit lines based on risk, performance and stability. Leveraging a shared security layer and our agentic stablecoin, we insure and scale capital-efficient credit for AI and DeFi agents.

Capminal - ERC-8004 ecosystem project

Talk with Cod3x to create and automate trading strategies.

Vibekit - Typescript OSS for vibecoding DeFi agents and strategies. 8004, AP2, etc. natively integrated. Supporting tooling for transaction building and helpers, vault infrastructure.

Giza is the Agentic Layer for the world's idle stablecoins, unlocking their stored potential by turning them into productive, self-optimizing assets.

In ISEK’s financial agent network, ERC-8004 serves as the trust anchor for A2A coordination. For example, a Signal Agent publishes trading signals with its ERC-8004 public key; an Execution Agent verifies the signature before acting, ensuring authenticity. The orchestrator routes tasks via each agent’s registered uri, and results are settled through AP2-X402 micropayments or ERC-6551 wallets based on the agent’s on-chain reputation. This enables secure, autonomous collaboration among financial agents.

knidos is an ai-powered autopilot for defi, it automatically finds, manages, and rebalances your on-chain investments to earn yield while minimizing risk. instead of manually chasing new farms or trading opportunities, you deposit into one of knidos’ ai-managed pools (yield, trading, or funding-rate) and the system continuously analyzes data across protocols to move your capital where it can perform best. think of it as a self-driving money manager that works 24/7, transparently and verifiably, so your assets keep growing even while you sleep.

Kudo introduces an agentic credit card, enabling AI agents to pay for services using the x402 protocol Postpaid Billing – Agents can make service payments without pre-funding wallets, with charges billed after usage. Chargeback Protection – Built-in pay-on-delivery assurance and dispute resolution ensure secure transactions. Agent Segmentation – Reputable agents benefit from preferential rates and enhanced treatment from merchants.

Melvin scans prediction markets 24/7 and automatically hedges your positions so you profit regardless of outcome.

Create an ERC-8004 agent powered by Minara’s agent services—delivering a best-in-class digital finance agent and AI trading experience for users.

An advanced reasoning agent supporting deep research, payments, trading, yield, and prediction markets across Ethereum, Polygon, Base, and Arbitrum, with more chains and protocol integrations coming soon. The agent is live on our website and we plan to expose it through an SDK with x402 payments and ERC-8004 registration.

Pieverse - ERC-8004 ecosystem project

Praxis is a decentralized coordination layer for AI agents. It enables autonomous agents to discover each other, verify identity, communicate securely, exchange data, and settle value without relying on centralized servers, proprietary APIs, or platform lock-in. In practice, Praxis is used to: Connect independent AI agents into a permissionless peer-to-peer mesh Allow agents to prove who they are using decentralized identifiers (DIDs) Enable agent-to-agent workflows such as task delegation, collaboration, and handoffs Preserve privacy by keeping raw data local while using zero-knowledge proofs for verification Support usage-based micropayments, rewarding agents for useful work This unlocks real-world use cases such as: Multi-agent automation (research, trading, ops, customer support) Decentralized marketplaces for AI skills and services Enterprise agent networks that can interoperate selectively with public agents On-chain and off-chain AI workflows without API keys or centralized coordination Praxis provides the identity, messaging, privacy, and economic rails required for autonomous AI systems to operate at internet scale.

Rena is helping founders monitor the market makers without exposing the raw trading data

Silverback is DeFi infrastructure for the agent economy. AI agents and apps can pay small fees (micropayments) to access our services - swap quotes, yield opportunities, pool analysis, market data, and more. Instead of API keys or monthly subscriptions, agents just pay per request using x402 (an HTTP payment protocol). We also support agent-to-agent commerce through ACP, so autonomous agents can discover and use our services without human setup. Think of it as a pay-as-you-go DeFi brain that any agent can tap into.

DR HIRO - The Agentic DeFi Asset Manager. It autonomously grows and optimizes your crypto portfolio in a responsible and risk-aware manner, starting with stablecoin yields. It has a copilot mode that lets users interact with the agent to dictate portfolio instructions via a natural language interface, like a chat app. We aim to greatly streamline the UX interface of crypto and DeFi investing to make it more accessible to Web2 retail users and TradFi institutions alike.

ELI5: What we’re doing (and why ERC-8004 fits) Think of Alpha protocol like a professional kitchen and “agents” like chefs. Chefs (agents) cook strategies; the kitchen (protocol) has rules, cameras, and a head steward for safety. ERC-8004 is the phone book + report card + inspection log for those chefs: Identity Registry = the chef’s official listing (name, picture, contact card). Reputation Registry = diners leave ratings after meals. Validation Registry = health inspectors post pass/fail reports. Alpha Protocol uses this to find good chefs, prove they follow the kitchen’s rules, and keep score over time, so depositors know who’s safe to trust. Result: anyone can list an agent, everyone can inspect its track record, and only agents that pass checks get more capital inside Alpha protocol. ------- How Alpha Protocol maps to ERC-8004 (plain language) 1) Identity (who is this agent?) We mint an Agent NFT per agent (Allocator, Hedger, LP manager, etc.). The NFT’s tokenURI points to the agent’s registration file (endpoints for A2A/MCP, wallets, docs). Now agents are portable and discoverable across chains/apps, not just our UI. 2) Reputation (did it behave and deliver?) After an agent runs a strategy (e.g., LP, hedge, rebalance), Alpha Protocol (or approved “clients”) posts feedback scores to the Reputation Registry. Scores can be filtered/tagged (e.g., “ETH-LP”, “risk-budget-adherence”, “execution-latency”). Over time, this becomes the agent’s public report card that other products can reuse. 3) Validation (can an independent party verify it?) For higher stakes, we open a Validation Request (e.g., “re-run this decision on the same data” or “check policy compliance”). Validators (staking re-execution, zkML, or TEEs) post on-chain responses (pass/fail or graded). These logs are the inspection results that institutions expect. 4) Policy & capital routing (our product layer on top) The AlphaSwarm allocator looks at identity + reputation + validation t

An onchain yield agent trying to find the best yet low risk yields for your stables.

ZyFAI is on-chain yield agent which finds the best yields for you across pools and across chains. ERC-8004 enables us to be discoverable to a wider audience in a trustless manner. It also allows us to build more trust and credibility by enabling verification of our rebalancing checks via zk proofs that anyone can validate and leave a feedback for.