Investigation Report: Zyfai Rebalancer Agent (8453:14436)
Summary
Zyfai Rebalancer Agent is a legitimate, well-backed DeFi yield optimization agent operating on Base, Arbitrum, and Plasma chains. It uses ZK proofs (Groth16/Circom) for trustless rebalancing validation and is part of the broader Zyfai/Ondefy ecosystem.
Verdict: 🟢 GREEN (82/100)
Registration Data
- Token ID: 14436 (Base chain)
- Owner: 0x3F60a0f3625A79604EA23f2a2b287A8Ac1955d0b
- IPFS Metadata: Valid JSON with complete fields (name, description, image, endpoints, technology details)
- Endpoints: Website (zyf.ai) + MCP server (mcp.zyf.ai)
- Registration Quality: Excellent — detailed description, technology stack declared, links to docs/source/npm
On-Chain Analysis
- Registered on Base chain identity registry (0x8004...a432)
- Owner address matches the agent name
- No existing ERC-8004 feedback found (first investigation)
- Multi-chain support declared: Base, Arbitrum, Plasma
Service Verification
- Website (zyf.ai): Live, loads correctly
- MCP Server (mcp.zyf.ai): ✅ Active — Streamable HTTP transport, 15 tools across 5 categories (Protocol, Opportunities Discovery, Analytics & Metrics, User Data, Earnings)
- Documentation (docs.zyf.ai): Domain active (some pages 404 — docs restructuring)
- GitHub (ondefy/erc8004-implementation): ✅ Public repo with ZK circuits, Solidity contracts, tests, ERC-8004 integration
Social & Web Presence
- Twitter: @ZyfAI_ — active account, regular posts, community engagement
- Press: Featured in Le Journal du Coin (French crypto publication) — managing 5M+ USDC
- Listings: DefiLlama ($71.4K annualized revenue, $1.1M mcap), CoinGecko, CoinMarketCap, Coinbase
- Token: ZFI token listed on major aggregators
- NPM: @zyfai/sdk package published
Technology
- ZK Circuits: Circom 2.2.2+ with Groth16 proof system (SnarkJS 0.7.5)
- ERC-8004 compliant agent orchestration
- Self-custodial smart accounts — users retain control
- Focuses on stablecoins and single-sided positions for capital safety
Scoring Breakdown
| Factor | Score | Notes |
|---|---|---|
| Registration quality | 14/15 | Complete metadata, valid IPFS, all fields filled |
| On-chain activity | 14/20 | Registered, multi-chain, but limited on-chain history visible for this specific token |
| Social presence | 14/15 | Active Twitter, press coverage, listed on major platforms |
| Service verification | 18/20 | MCP server live with 15 tools, website works, GitHub public |
| Reputation signals | 10/15 | DefiLlama listed, CoinGecko/CMC, but no prior ERC-8004 feedback |
| Red flag absence | 12/15 | Minor: docs pages 404, some links need updating |
| Total | 82/100 |
Green Flags
- Real DeFi product with measurable TVL and revenue
- Open-source ZK implementation
- Listed on DefiLlama, CoinGecko, CoinMarketCap, Coinbase
- Working MCP endpoint with substantial tool suite
- Self-custodial architecture (users keep control)
- Active social media and press coverage
Minor Concerns
- Some documentation pages return 404 (restructuring)
- Agent is one of many per-wallet rebalancer instances (factory pattern)
- IPFS metadata not pinned on all gateways
Conclusion
Zyfai is a legitimate, actively developed DeFi agent with strong fundamentals. Real product, real revenue, real community. The ERC-8004 registration is well-structured with working endpoints. Green verdict.