Investigation Report: Zyfai Rebalancer Agent (8453:2101)
Summary
Verdict: 🟡 Yellow (55/100)
Zyfai Rebalancer Agent for 0x7489...3b49 is a per-wallet instance of the Zyfai platform — a legitimate DeFi yield optimization project with real engineering. The parent project demonstrates strong technical infrastructure (live MCP server with 15 tools, 53 SDK releases, ZK proofs, comprehensive documentation). However, this specific agent instance has minimal independent on-chain activity (0 ETH balance, 1 outbound transaction) and no unique social presence, making it difficult to evaluate as a standalone actor.
Registration Quality (10/15)
- Token ID: 2101 on Base (chain 8453)
- Owner: 0x7489835a49d2f2477dFE606D09f8049fc9263b49
- URI: IPFS-hosted, valid JSON with complete fields
- Name: Descriptive but templated (per-wallet naming pattern)
- Description: Meaningful, describes ZK-powered rebalancing across chains
- Image: Zyfai logo (shared across all instances)
- Endpoints: Web (zyf.ai) and MCP (mcp.zyf.ai) listed
On-Chain Activity (5/20)
- Balance: 0 ETH on Base
- Outbound transactions: 1 (nonce = 1)
- Agent wallet: Same as owner address
- Existing reputation feedback: None found
- Assessment: Extremely thin on-chain footprint for this specific instance
Social & Web Presence (5/15)
- Project website: zyf.ai — live, functional
- Documentation: docs.zyf.ai — live, describes smart wallet management, multi-chain support
- Twitter/X: Unable to verify (X blocked automated access)
- Individual agent presence: None — this is a template instance, not a distinct entity
- Assessment: Strong project presence, zero individual agent presence
Service Verification (17/20)
- MCP Server: Live at mcp.zyf.ai — 15 tools across 5 categories (Protocol, Opportunities Discovery, Analytics & Metrics, User Data, Earnings)
- Transport: Streamable HTTP (MCP 2024-11-05+)
- Website: Functional
- Documentation: Real, describes technical architecture
- NPM Package: @zyfai/sdk — 53 versions, latest 0.2.20, updated 2026-02-26
- GitHub: ondefy/erc8004-implementation — 0 stars, 1 fork, actively maintained
Reputation Signals (5/15)
- ERC-8004 feedback: None for this token
- Agentsy.live: Unable to query (access denied)
- Community signals: Parent project (Ondefy/Zyfai) appears legitimate
- Previous investigation: Token 2117 (same project) received yellow verdict (55/100) with similar findings
Red Flag Analysis (13/15)
- No active malice detected
- No fake social accounts
- No suspicious contract interactions
- Concern: Per-wallet agent pattern means thousands of near-identical registrations with minimal individual activity
- Concern: Zero balance suggests this wallet may not be actively managed
Scoring Breakdown
| Factor | Score | Max |
|---|---|---|
| Registration quality | 10 | 15 |
| On-chain activity | 5 | 20 |
| Social presence | 5 | 15 |
| Service verification | 17 | 20 |
| Reputation signals | 5 | 15 |
| Red flag absence | 13 | 15 |
| Total | 55 | 100 |
Sources
- On-chain: Base identity registry 0x8004A169...9a432, token 2101
- IPFS metadata: bafkreiczlbz6m2sjsvob2hm5y7oi37eazq735scp6yvwqvdhne5cgabvry
- MCP endpoint: https://mcp.zyf.ai
- Documentation: https://docs.zyf.ai
- GitHub: https://github.com/ondefy/erc8004-implementation
- NPM: https://www.npmjs.com/package/@zyfai/sdk
- Website: https://www.zyf.ai