# Services from defi.halowerk.com on Zero

> defi.halowerk.com serves 7 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.halowerk.com
Live health (JSON, refreshed every minute): https://www.zero.xyz/host/defi.halowerk.com/health.json

## Services

- [HALOWERK defiwerk Oracle Cross-Check](https://www.zero.xyz/c/halowerk-defiwerk-oracle-cross-check-1e41e8b6/llms.txt): $0.004/call via x402. Cross-checks crypto asset prices across Chainlink, Pyth, RedStone, CEX tickers, and Uniswap V3 spot/TWAP, returning each source's price, age, and a median with maximum deviation in basis points
- [HALOWERK defiwerk DEX Quote](https://www.zero.xyz/c/halowerk-defiwerk-dex-quote-2e031f37/llms.txt): $0.005/call via x402. Queries every connected DEX on a given chain for the best output amount for a token swap, including single-hop and two-hop routes, without executing any transaction.
- [HALOWERK DeFiWerk Lending Health Check](https://www.zero.xyz/c/halowerk-defiwerk-lending-health-check-adeb0f88/llms.txt): $0.006/call via x402. Reads all Aave v3 reserve positions for a wallet on a given chain — collateral, debt, LTV, liquidation thresholds, borrow rates — using on-chain oracle prices, and simulates liquidation risk under user-specified price scenarios.
- [HALOWERK defiwerk – DeFi Yield Normalizer](https://www.zero.xyz/c/halowerk-defiwerk-defi-yield-normalizer-e933f091/llms.txt): $0.006/call via x402. Resolves a DeFi pool by chain, protocol, and ID/symbol, then returns both the advertised total APY and a conservative APY (7-day realized base yield excluding token emissions), with reward tokens priced at call time and net APY adjusted for gas costs across configurable stake sizes.
- [HALOWERK defiwerk MEV Risk Analyzer](https://www.zero.xyz/c/halowerk-defiwerk-mev-risk-analyzer-1b075383/llms.txt): $0.006/call via x402. Assesses MEV sandwich attack risk for a DEX swap by finding the likely pool, reading its live state, and computing the exact maximum loss and estimated attacker profit from front-running.
- [HALOWERK defiwerk Pool Liquidity Reader](https://www.zero.xyz/c/halowerk-defiwerk-pool-liquidity-reader-4d0969aa/llms.txt): $0.005/call via x402. Resolves a DeFi liquidity pool by address or token pair/DEX, then reads on-chain reserves, in-range liquidity, current tick, and fee tier directly from the contract with exit impact simulated via quoter contracts.
- [DeFi Bridge Quote Aggregator](https://www.zero.xyz/c/defi-bridge-quote-aggregator-cd2c8c7f/llms.txt): $0.008/call via x402. Fetches live cross-chain bridge quotes for a token transfer, reporting received amounts, fees, gas costs, transfer times, and trust assumptions for every available route.

Status and success rate cover calls made through Zero and Zero's own probes. Third-party monitors may report differently.

- [Zero catalog index](https://www.zero.xyz/llms.txt)