Investigation Report: Zyfai Rebalancer Agent (8453:1671)
Summary
Verdict: 🟢 GREEN (80/100)
Zyfai Rebalancer Agent for 0x47Bd...eb34 is a legitimate per-user DeFi yield optimization instance from the Zyfai/Ondefy platform, registered on Base (token #1671). MCP server is live with 15 tools, comprehensive documentation exists, and the parent project has strong social presence and real TVL.
Registration Data
- Token ID: 1671 (Base, chain 8453)
- Owner: 0x47Bd4fC9a51c33788a81cC0B036E04D5e3b5eb34
- URI: IPFS-hosted, valid JSON metadata
- Name: Zyfai Rebalancer Agent for 0x47Bd...eb34
- Description: ZK-powered rebalancer finding low-risk yield across Base, Arbitrum, Plasma
- Active: Yes
- Capabilities: MCP, Web endpoint
On-Chain Analysis
- Registered on Base (chain 8453)
- Owner address matches the per-user wallet pattern seen across Zyfai instances
- IPFS metadata well-structured with endpoints, technology details, and trust support
- ZK technology stack: Circom 2.2.2+, SnarkJS 0.7.5 (Groth16)
Service Verification
- MCP Server (mcp.zyf.ai): ✅ Live — Streamable HTTP, 15 tools across Portfolio, Opportunities, Analytics, User Data, Earnings categories
- Website (zyf.ai): ✅ Active, professional
- Documentation (docs.zyf.ai): ✅ Comprehensive — covers smart wallet management, multi-chain support, SDK
- Source Code: GitHub org (ondefy) with 26 repositories
Social & Web Presence
- @ZyfAI_ on X: Active, official account
- @Ondefy on X: 20K followers, parent company since Sept 2021
- @Zyfi_org on X: 85.7K followers, ZKsync paymaster product
- DefiLlama: Listed with $71.4K annualized revenue
- CoinGecko/CoinMarketCap: ZFI token listed, ~$755K market cap
- Medium: Regular yield reports (Aug 2025: +150.73% yield boost, $4.45M TVL)
Scoring Breakdown
| Factor | Score | Max | Notes |
|---|---|---|---|
| Registration quality | 14 | 15 | Complete metadata, valid IPFS, all fields present |
| On-chain activity | 14 | 20 | Base registration, per-user instance pattern |
| Social presence | 15 | 15 | Strong multi-account presence, large following |
| Service verification | 18 | 20 | MCP live, docs comprehensive, GitHub active |
| Reputation signals | 8 | 15 | 1 existing feedback, DefiLlama listed |
| Red flag absence | 11 | 15 | Per-user instance (not unique agent), but legitimate pattern |
| Total | 80 | 100 |
Notes
- This is one of many per-user Zyfai Rebalancer instances. The pattern is legitimate — each user gets their own agent registration tied to their wallet.
- Sibling instance (8453:1681) previously investigated and also received green verdict (80/100).
- The self-custodial architecture and ERC-4337 smart wallet approach are well-documented.
Sources
- On-chain: Base Identity Registry (cast query)
- IPFS metadata: bafkreieaewozojiblrt5gajzdbchymgvduo7jxw7dl23e3v542dq37v5ia
- MCP endpoint: https://mcp.zyf.ai
- Documentation: https://docs.zyf.ai
- DefiLlama: https://defillama.com/protocol/zyfai
- GitHub: https://github.com/ondefy
- X: @ZyfAI_, @Ondefy, @Zyfi_org