# Services from defi-shield-hazel.vercel.app on Zero

> defi-shield-hazel.vercel.app serves 72 paid API services for AI agents, indexed by Zero. Each is callable per call with payment handled by Zero.

Canonical page: https://www.zero.xyz/host/defi-shield-hazel.vercel.app
Live health (JSON, refreshed every minute): https://www.zero.xyz/host/defi-shield-hazel.vercel.app/health.json

## Services

- [URL Freshness Check](https://www.zero.xyz/c/defi-shield-hazel-vercel-app-b36dcd7b/llms.txt): $0.01/call via x402, rated 5.0/5 (1 review). Performs a real HTTP fetch of a URL and analyzes cache headers, staleness, ETag, and response time to determine if the resource is fresh or stale.
- [DeFi Shield Domain Reputation Checker](https://www.zero.xyz/c/defi-shield-hazel-vercel-app-a58a0aea/llms.txt): $0.05/call via x402. Performs real DNS checks (SPF/DMARC/MX via Google DNS), HTTPS/SSL validation, and security headers audit to produce a domain reputation and risk score
- [SQL Injection Detection API](https://www.zero.xyz/c/defi-shield-hazel-vercel-app-d6b664e0/llms.txt): $0.02/call via x402. Analyzes SQL query strings for injection vulnerabilities including UNION attacks, stacked queries, tautologies, blind injection, error-based, and boolean extraction patterns
- [EVM Event Log Decoder](https://www.zero.xyz/c/defi-shield-hazel-vercel-app-4105a385/llms.txt): $0.1/call via x402. Decodes raw EVM event log data (topics and data fields) into human-readable event names and typed parameters
- [DeFi Shield Token Simulation](https://www.zero.xyz/c/defi-shield-hazel-vercel-app-2bebe73d/llms.txt): $0.25/call via x402. Simulates token transactions to detect honeypots, hidden fees, and blacklist or pause mechanisms before interacting with a DeFi token
- [DeFi Shield PII Scanner](https://www.zero.xyz/c/defi-shield-hazel-vercel-app-d207868f/llms.txt): $0.02/call via x402. Scans text for sensitive PII including SSNs, credit card numbers (Luhn-validated), emails, crypto addresses, API keys, JWTs, and private keys
- [DeFi Shield Secrets Scanner](https://www.zero.xyz/c/defi-shield-hazel-vercel-app-cce5a8f6/llms.txt): $0.02/call via x402. Scans text or code for exposed secrets including AWS keys, GitHub tokens, Stripe keys, OpenAI keys, PEM keys, JWTs, database URIs, Slack tokens, Google credentials, Twilio keys, SendGrid keys, and passwords
- [DeFi Shield Chain Health Monitor](https://www.zero.xyz/c/defi-shield-hazel-vercel-app-dfc47bf8/llms.txt): $0.1/call via x402. Returns real-time health metrics for a specified blockchain including TVL, gas prices, block production status, finality details, and chain type
- [DeFi Shield Rug Pull Score](https://www.zero.xyz/c/defi-shield-hazel-vercel-app-be6f6250/llms.txt): $1/call via x402. Returns a composite rug pull risk score for a token by combining contract risk, holder concentration, honeypot detection, deployer history, and GoPlus intelligence
- [DeFi Shield Deployer Forensics](https://www.zero.xyz/c/defi-shield-hazel-vercel-app-937f04ff/llms.txt): $0.75/call via x402. Analyzes a smart contract deployer address to surface contract deployment history, scam flags, and a reputation score
- [DeFi Shield L2 Finality Data](https://www.zero.xyz/c/defi-shield-hazel-vercel-app-c3cfad10/llms.txt): $0.1/call via x402. Returns detailed Layer 2 finality information for a given chain, including rollup type, sequencer, challenge period, block time, soft/hard finality, and data availability method.
- [DeFi Shield Wallet Full Report](https://www.zero.xyz/c/defi-shield-hazel-vercel-app-12293755/llms.txt): $0.08/call via x402. Returns a comprehensive one-call wallet report including risk score, trust score, activity summary, security flags, and wallet profile for an EVM address
- [DeFi Shield Transaction Trace](https://www.zero.xyz/c/defi-shield-hazel-vercel-app-4df11cd1/llms.txt): $0.25/call via x402. Returns a full EVM transaction trace including token transfers, swaps, internal transactions, and gas usage for a given tx hash
- [DeFi Shield Pre-Trade Safety Check](https://www.zero.xyz/c/defi-shield-hazel-vercel-app-7de42b36/llms.txt): $0.1/call via x402. Performs a comprehensive one-call pre-trade safety check on a token or contract, covering honeypot detection, contract risk, holder concentration, liquidity analysis, MEV exposure, and GoPlus security flags.
- [DeFi Shield Price Impact Estimator](https://www.zero.xyz/c/defi-shield-hazel-vercel-app-a7272669/llms.txt): $0.1/call via x402. Estimates the price impact percentage of a buy or sell trade based on token pool liquidity on Uniswap
- [DeFi Shield Prompt Injection Detector](https://www.zero.xyz/c/defi-shield-hazel-vercel-app-00c32440/llms.txt): $0.02/call via x402. Detects prompt injection attacks in text using 36 patterns including homoglyphs, jailbreaks, multilingual bypasses, and delimiter injection
- [DeFi Shield Market Regime Detector](https://www.zero.xyz/c/defi-shield-hazel-vercel-app-bf839e10/llms.txt): $0.02/call via x402. Detects the current DeFi market regime (RISK_ON, RISK_OFF, NEUTRAL, VOLATILE, or ILLIQUID) for a specified chain with supporting signals and trading recommendations
- [DeFi Shield IL Simulator](https://www.zero.xyz/c/defi-shield-hazel-vercel-app-436e5409/llms.txt): $1/call via x402. Runs a 200-scenario Monte Carlo simulation of impermanent loss for a liquidity pool position, returning breakeven APY and risk score
- [DeFi Shield Approval Scanner](https://www.zero.xyz/c/defi-shield-hazel-vercel-app-1f729ff0/llms.txt): $0.25/call via x402. Scans a wallet's ERC-20/token approval history to detect dangerous unlimited approvals and unverified spenders, and recommends which approvals to revoke
- [DeFi Shield Bridge Quote](https://www.zero.xyz/c/defi-shield-hazel-vercel-app-3cc65fc7/llms.txt): $0.25/call via x402. Returns cross-chain bridge options, fee estimates, and timing for transferring tokens between blockchain networks
- [DeFi Shield Mempool MEV Scanner](https://www.zero.xyz/c/defi-shield-hazel-vercel-app-ae8b20a8/llms.txt): $0.5/call via x402. Scans recent mempool transactions for a token to detect large pending trades and MEV (Maximal Extractable Value) activity
- [DeFi Shield Wallet Risk Assessment](https://www.zero.xyz/c/defi-shield-hazel-vercel-app-49edcd12/llms.txt): $0.75/call via x402. Assess a wallet address for DeFi risk by returning a trust score, risk flags, and risk classification
- [ABI Calldata Decoder](https://www.zero.xyz/c/defi-shield-hazel-vercel-app-b04b0c05/llms.txt): $0.1/call via x402. Decodes ABI-encoded Ethereum calldata into human-readable function name and parameters using the 4byte directory
- [Wallet Cluster & Related Wallets Finder](https://www.zero.xyz/c/defi-shield-hazel-vercel-app-711e0a30/llms.txt): $0.5/call via x402. Finds related wallets and interaction clusters for a given blockchain address, returning funding sources, related wallets, and common contracts
- [DeFi Protocol Comparator](https://www.zero.xyz/c/defi-shield-hazel-vercel-app-09d97394/llms.txt): $0.5/call via x402. Compares multiple DeFi protocols side by side across TVL, 7-day trend, safety score, and chain diversification
- [NFT Collection Valuation Signals](https://www.zero.xyz/c/defi-shield-hazel-vercel-app-1ab68e10/llms.txt): $0.5/call via x402. Analyzes an NFT collection contract to produce valuation signals including transfer velocity, holder metrics, whale concentration, and market activity assessment
- [DeFi Shield Copytrading Signal Extractor](https://www.zero.xyz/c/defi-shield-hazel-vercel-app-fdc68609/llms.txt): $0.75/call via x402. Extracts copytrading signals from a wallet's recent on-chain trading patterns to identify strategies worth following
- [DeFi Shield Chain Comparison](https://www.zero.xyz/c/defi-shield-hazel-vercel-app-cd9ee63c/llms.txt): $0.25/call via x402. Compare 2-8 blockchain networks side-by-side by TVL, finality time, chain type, and native token with ranked scoring
- [DeFi Shield Diff Impact Analyzer](https://www.zero.xyz/c/defi-shield-hazel-vercel-app-44793aa3/llms.txt): $0.05/call via x402. Performs line-by-line diff analysis between two code versions to detect breaking changes, export/signature/type modifications, and impact severity.
- [DeFi Shield MEV Risk Analyzer](https://www.zero.xyz/c/defi-shield-hazel-vercel-app-830dda19/llms.txt): $0.25/call via x402. Analyzes MEV (Maximal Extractable Value) risk for a token trade, estimating sandwich attack probability and recommending protection strategies
- [DeFi Shield Oracle Risk Assessment](https://www.zero.xyz/c/defi-shield-hazel-vercel-app-9001c010/llms.txt): $0.5/call via x402. Assesses oracle dependency and associated risks for DeFi protocols, identifying vulnerabilities from price feed manipulation, single-source oracle reliance, and staleness issues
- [DeFi Shield Exploit Alert Monitor](https://www.zero.xyz/c/defi-shield-hazel-vercel-app-a32d5347/llms.txt): $0.5/call via x402. Returns recent DeFi exploit incidents with loss totals, attack technique analysis, and threat level assessments
- [DeFi Shield Wallet Position Analyzer](https://www.zero.xyz/c/defi-shield-hazel-vercel-app-1e936152/llms.txt): $0.25/call via x402. Analyzes a wallet's token position returning current balance, PnL estimate, and entry price approximation
- [License Compatibility Checker](https://www.zero.xyz/c/defi-shield-hazel-vercel-app-6cf47faf/llms.txt): $0.05/call via x402. Checks npm package licenses for copyleft/restrictive conflicts by performing real npm registry lookups and detecting incompatible license combinations
- [NFT Collection Risk Assessment (Wash Trading + Holder Distribution)](https://www.zero.xyz/c/defi-shield-hazel-vercel-app-19998c4e/llms.txt): $0.5/call via x402. Assesses risk of an NFT collection by detecting wash trading patterns and analyzing holder distribution concentration
- [Base Contract ABI Fetcher with Proxy Detection](https://www.zero.xyz/c/defi-shield-hazel-vercel-app-074bb2be/llms.txt): $0.1/call via x402. Fetches the verified ABI for a smart contract address on the Base blockchain, with automatic proxy contract detection and resolution
- [Base Gas Price Alert & Transaction Cost Monitor](https://www.zero.xyz/c/defi-shield-hazel-vercel-app-cacae77b/llms.txt): $0.1/call via x402. Checks current Base network gas prices against a user-defined threshold and returns transaction cost estimates with actionable recommendations
- [DeFi Shield Package Risk Assessment](https://www.zero.xyz/c/defi-shield-hazel-vercel-app-1f238cf0/llms.txt): $0.1/call via x402. Assesses the security and reliability risk of software packages via CVE lookup, maintainer analysis, and download trend evaluation
- [DeFi Shield Whale Transfer Monitor](https://www.zero.xyz/c/defi-shield-hazel-vercel-app-1a00e0fc/llms.txt): $0.5/call via x402. Detects whale transfers and accumulation/distribution patterns for a specified token
- [DeFi Shield Full Token Security Scan](https://www.zero.xyz/c/defi-shield-hazel-vercel-app-4f0fc5a8/llms.txt): $2.5/call via x402. Runs a comprehensive one-call token security scan covering contract analysis, holder distribution, honeypot detection, deployer history, whale activity, and market data
- [OFAC Sanctions Screening via Fuzzy Name Matching](https://www.zero.xyz/c/defi-shield-hazel-vercel-app-d4234db7/llms.txt): $0.1/call via x402. Screens a name against the OFAC SDN (Specially Designated Nationals) sanctions list using fuzzy matching to identify potential sanctions violations
- [DeFi Shield Wallet PnL Calculator](https://www.zero.xyz/c/defi-shield-hazel-vercel-app-97a63aa5/llms.txt): $1/call via x402. Calculates profit and loss breakdown per token for a given wallet address
- [DeFi Shield Contract Risk Analyzer](https://www.zero.xyz/c/defi-shield-hazel-vercel-app-c2f862b0/llms.txt): $0.5/call via x402. Analyzes a smart contract's risk profile including risk scoring, admin privilege detection, and deployer history analysis
- [Base Address Label Lookup](https://www.zero.xyz/c/defi-shield-hazel-vercel-app-1f796d0d/llms.txt): $0.05/call via x402. Labels a Base blockchain address with a known protocol name, contract detection, and on-chain verification status
- [DeFi Shield Yield Analysis](https://www.zero.xyz/c/defi-shield-hazel-vercel-app-7aa04f6f/llms.txt): $0.75/call via x402. Decomposes DeFi yield (APY) into its components, scores sustainability, and detects wash trading to assess whether returns are genuine
- [DeFi Shield Governance Risk Assessment](https://www.zero.xyz/c/defi-shield-hazel-vercel-app-9af71540/llms.txt): $0.75/call via x402. Assesses governance risk for a DeFi protocol, evaluating factors like token concentration, voting participation, multisig exposure, and decentralization maturity
- [DeFi Shield Whale Alerts](https://www.zero.xyz/c/defi-shield-hazel-vercel-app-bd69883f/llms.txt): $0.5/call via x402. Detects large token transfers, calculates net flow direction, and produces a whale activity score for a given token on a specified chain over the past 24 hours.
- [DeFi Shield Token Intelligence](https://www.zero.xyz/c/defi-shield-hazel-vercel-app-73419f78/llms.txt): $1/call via x402. Analyzes a token's holder concentration, identifies whale wallets and team wallets, and checks liquidity lock status for rug-pull risk assessment
- [DeFi Shield Pool Compare](https://www.zero.xyz/c/defi-shield-hazel-vercel-app-05c5c90d/llms.txt): $0.5/call via x402. Side-by-side comparison of DeFi liquidity pools with APY, TVL, sustainability scoring, and ranked recommendations
- [DeFi Shield Wallet Exposure Analyzer](https://www.zero.xyz/c/defi-shield-hazel-vercel-app-14f19755/llms.txt): $0.5/call via x402. Analyzes current token exposure and DeFi positions for a given wallet address to assess risk concentration and portfolio breakdown
- [DeFi Shield Protocol Risk Assessment](https://www.zero.xyz/c/defi-shield-hazel-vercel-app-fe43a0a3/llms.txt): $0.5/call via x402. Assesses risk level of a DeFi protocol by analyzing TVL trends and audit status
- [DeFi Shield Chain Yield Opportunities](https://www.zero.xyz/c/defi-shield-hazel-vercel-app-cd72ac70/llms.txt): $0.25/call via x402. Returns top yield opportunities on a specified blockchain chain, filtered by TVL and APY thresholds, with aggregated statistics
- [DeFi Shield Scam Report Submission](https://www.zero.xyz/c/defi-shield-hazel-vercel-app-93408c40/llms.txt): $0.250000/call via x402. Submit a community scam report for a suspicious or malicious wallet address to the DeFi Shield trust database
- [DeFi Shield Wallet Profile](https://www.zero.xyz/c/defi-shield-hazel-vercel-app-1ca473f2/llms.txt): $0.5/call via x402. Returns a comprehensive wallet profile including balance, classification (e.g. whale/bot/retail), and activity summary for a given wallet address
- [DeFi Shield Gas Oracle](https://www.zero.xyz/c/defi-shield-hazel-vercel-app-9345084b/llms.txt): $0.05/call via x402. Returns current gas prices with swap cost estimates and timing recommendations for DeFi transactions
- [DeFi Shield API Trust & Reliability Comparator](https://www.zero.xyz/c/defi-shield-hazel-vercel-app-d4ed7c32/llms.txt): $0.5/call via x402. Compares multiple API endpoint URLs side-by-side by availability, latency, trust score, response validity, and schema consistency, returning a ranked recommendation.
- [DeFi Shield API Endpoint Trust Auditor](https://www.zero.xyz/c/defi-shield-hazel-vercel-app-149b2c39/llms.txt): $0.5/call via x402. Audits an API endpoint URL for availability, latency, response validity, schema consistency, and produces a trust score with a list of detected issues
- [DeFi Shield Bridge Risk Assessment](https://www.zero.xyz/c/defi-shield-hazel-vercel-app-c926ddbc/llms.txt): $0.5/call via x402. Assesses trust and risk for blockchain bridge prot

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