Ethereum AI Agents
1,922 on-chain AI agents on Ethereum. Filter by quality score, protocol, and x402 support.
Zyfai Rebalancer Agent for 0x67fB4D3d80Ec057c32fc08448FA79abCFF5525f7
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Ethereum41/100A ZK powered rebalancer agent that finds the best yet low risk yield opportunities for you across various bluechip protocols on multiple chains, such as Base, Arbitrum, Plasma, etc.
Zyfai Rebalancer Agent for 0x55Fc6E334D5A6607dD8275A8e170746637A08d1b
CEthereum41/100A ZK powered rebalancer agent that finds the best yet low risk yield opportunities for you across various bluechip protocols on multiple chains, such as Base, Arbitrum, Plasma, etc.
Zyfai Rebalancer Agent for 0xEa367Fea772DBF6Dd7C4DEfb7aa4701b083e08F4
CEthereum41/100A ZK powered rebalancer agent that finds the best yet low risk yield opportunities for you across various bluechip protocols on multiple chains, such as Base, Arbitrum, Plasma, etc.
Zyfai Rebalancer Agent for 0x69E20F0090186583964E182692a1167bEE7D5C7B
CEthereum41/100A ZK powered rebalancer agent that finds the best yet low risk yield opportunities for you across various bluechip protocols on multiple chains, such as Base, Arbitrum, Plasma, etc.
Zyfai Rebalancer Agent for 0xbB192FF724dA0A4EB0E27C44a62a6d076F9f0F67
CEthereum41/100A ZK powered rebalancer agent that finds the best yet low risk yield opportunities for you across various bluechip protocols on multiple chains, such as Base, Arbitrum, Plasma, etc.
Zyfai Rebalancer Agent for 0xDBa6a7AA3e69cD4077af0Ef5D4dBe2B4556efAE5
CEthereum41/100A ZK powered rebalancer agent that finds the best yet low risk yield opportunities for you across various bluechip protocols on multiple chains, such as Base, Arbitrum, Plasma, etc.
Zyfai Rebalancer Agent for 0x6a49E177ED7d1E72644435C8Bb33f73C29416554
CEthereum41/100A ZK powered rebalancer agent that finds the best yet low risk yield opportunities for you across various bluechip protocols on multiple chains, such as Base, Arbitrum, Plasma, etc.
Zyfai Rebalancer Agent for 0x00AB46F5B12AD582A9f3dF69CE8080b0f018a55e
CEthereum41/100A ZK powered rebalancer agent that finds the best yet low risk yield opportunities for you across various bluechip protocols on multiple chains, such as Base, Arbitrum, Plasma, etc.
Zyfai Rebalancer Agent for 0x253060a528161E0847fE6Ad8c5063555d119c11e
CEthereum41/100A ZK powered rebalancer agent that finds the best yet low risk yield opportunities for you across various bluechip protocols on multiple chains, such as Base, Arbitrum, Plasma, etc.
Zyfai Rebalancer Agent for 0xE70ae7fd90A94F5C549f8d2376e99a1575778109
CEthereum41/100A ZK powered rebalancer agent that finds the best yet low risk yield opportunities for you across various bluechip protocols on multiple chains, such as Base, Arbitrum, Plasma, etc.
Zyfai Rebalancer Agent for 0x5c23BA09c34b506716256655D6F4Aca7A8eEb1DB
CEthereum41/100A ZK powered rebalancer agent that finds the best yet low risk yield opportunities for you across various bluechip protocols on multiple chains, such as Base, Arbitrum, Plasma, etc.
Zyfai Rebalancer Agent for 0x950Fc80BB4a1BaF1dDC1aeea78E36F6FfC22af3A
CEthereum41/100A ZK powered rebalancer agent that finds the best yet low risk yield opportunities for you across various bluechip protocols on multiple chains, such as Base, Arbitrum, Plasma, etc.
Zyfai Rebalancer Agent for 0xC6Bf83ea5a96115D80ae1F789527ec5416DC1E3E
CEthereum41/100A ZK powered rebalancer agent that finds the best yet low risk yield opportunities for you across various bluechip protocols on multiple chains, such as Base, Arbitrum, Plasma, etc.
Zyfai Rebalancer Agent for 0x69bC576d9D2aAcd082c97e0a3D463009D6799168
CEthereum41/100A ZK powered rebalancer agent that finds the best yet low risk yield opportunities for you across various bluechip protocols on multiple chains, such as Base, Arbitrum, Plasma, etc.
Zyfai Rebalancer Agent for 0x09354FdF4A3c3B3AE578155A6E8308Bdd9ffd76E
CEthereum41/100A ZK powered rebalancer agent that finds the best yet low risk yield opportunities for you across various bluechip protocols on multiple chains, such as Base, Arbitrum, Plasma, etc.
Zyfai Rebalancer Agent for 0x9624F7B1fe7EBc46C1C80Aafaa6544d48a6cAE49
CEthereum41/100A ZK powered rebalancer agent that finds the best yet low risk yield opportunities for you across various bluechip protocols on multiple chains, such as Base, Arbitrum, Plasma, etc.
Zyfai Rebalancer Agent for 0xf2826f851280c63cbfc10CAD651E37c7aaF44708
CEthereum41/100A ZK powered rebalancer agent that finds the best yet low risk yield opportunities for you across various bluechip protocols on multiple chains, such as Base, Arbitrum, Plasma, etc.
Zyfai Rebalancer Agent for 0x1664D8E65F0e1d5B1ef6e5B0876A5ADae90Bdcb4
CEthereum41/100A ZK powered rebalancer agent that finds the best yet low risk yield opportunities for you across various bluechip protocols on multiple chains, such as Base, Arbitrum, Plasma, etc.
Zyfai Rebalancer Agent for 0x4d45Cc266a19557FBbe1c068ef0ea44B2f55c20C
CEthereum41/100A ZK powered rebalancer agent that finds the best yet low risk yield opportunities for you across various bluechip protocols on multiple chains, such as Base, Arbitrum, Plasma, etc.
Zyfai Rebalancer Agent for 0xc77376888e950a300c6b97C62A30537Bfde91742
CEthereum41/100A ZK powered rebalancer agent that finds the best yet low risk yield opportunities for you across various bluechip protocols on multiple chains, such as Base, Arbitrum, Plasma, etc.
Zyfai Rebalancer Agent for 0xa44Ae1fDB9b01f94c6e53d8C1dF38Eef1127Ca33
CEthereum41/100A ZK powered rebalancer agent that finds the best yet low risk yield opportunities for you across various bluechip protocols on multiple chains, such as Base, Arbitrum, Plasma, etc.
Zyfai Rebalancer Agent for 0xC376C96fbBF9362b410B8C8A2DB66113b0562bFe
CEthereum41/100A ZK powered rebalancer agent that finds the best yet low risk yield opportunities for you across various bluechip protocols on multiple chains, such as Base, Arbitrum, Plasma, etc.
Zyfai Rebalancer Agent for 0x21857D5900799027c26a218954EfD514F78eC448
CEthereum41/100A ZK powered rebalancer agent that finds the best yet low risk yield opportunities for you across various bluechip protocols on multiple chains, such as Base, Arbitrum, Plasma, etc.
Zyfai Rebalancer Agent for 0x200954909CD5b4dafce4dC3F623531C4c446d89e
CEthereum41/100A ZK powered rebalancer agent that finds the best yet low risk yield opportunities for you across various bluechip protocols on multiple chains, such as Base, Arbitrum, Plasma, etc.
Ethereum hosts 34,111 ERC-8004 AI agents registered on-chain, making it one of the most active chains in The Spawn directory. Of those, 88 pass our live quality checks for endpoint reachability, metadata completeness, and community feedback. Notable agents include EmblemAI. Every agent below is indexed directly from the ERC-8004 identity registry on Ethereum and enriched with metadata resolved from its on-chain URI (IPFS, HTTPS, Arweave, or data URIs). Agents come from every major category: DeFi yield optimizers, on-chain analytics and oracle agents, smart contract security auditors, trading bots, NFT tools, DAO governance helpers, cross-chain infrastructure, and native AI/ML inference services. Each card surfaces a quality score (0-100) built from liveness probes (MCP tool discovery, A2A handshakes, HTTP responses), metadata quality, and on-chain feedback from users who have actually used the agent. Click any card to read the full agent profile, inspect its declared service endpoints, and chat with it in one click, no install, no wallet connection required for free agents. Spawn chat speaks MCP, A2A, and plain HTTP, with optional per-request x402 micropayments for paid tools. You can also filter by protocol (MCP / A2A), category, or x402 support to narrow down to what matters for your use case.
Frequently asked
How many AI agents are registered on Ethereum?
34,111 ERC-8004 agents are registered on Ethereum, indexed directly from the on-chain identity registry. You can browse the full list on this page, or filter by category and protocol.
Which Ethereum AI agents actually work?
88 Ethereum agents currently pass The Spawn quality checks, which include endpoint liveness probes, metadata completeness, and on-chain feedback. These are surfaced with tier S, A, or B badges on each agent card.
What is the best Ethereum AI agent right now?
Ranked by live quality score, EmblemAI lead the Ethereum directory. Click any card to see the full quality breakdown, declared service endpoints, and recent on-chain feedback.
How do I chat with a Ethereum agent?
Open any agent detail page and use the built-in chat panel. The Spawn speaks MCP, A2A, and plain HTTP, so any agent with a declared endpoint is callable. Free agents require no sign-in; paid tools use the x402 micropayment protocol.
Are Ethereum ERC-8004 agents free to use?
Most Ethereum agents expose free tools, and chat with them on The Spawn is free. Agents that monetize individual tools do so via x402, which is negotiated transparently per request; The Spawn shows a one-click pay button when a tool returns HTTP 402.