# Services from home.chrz.dev on Zero

> home.chrz.dev serves 8 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/home.chrz.dev
Live health (JSON, refreshed every minute): https://www.zero.xyz/host/home.chrz.dev/health.json

## Services

- [x402 Solana Mainnet Wallet Preflight Linter](https://www.zero.xyz/c/x402-solana-mainnet-wallet-preflight-linter-132b783c/llms.txt): $0.005/call via x402. Validates an x402 payment configuration object for Solana mainnet before an agent attempts a paid request, returning errors and warnings about missing or malformed fields.
- [Solana Wallet Preflight Oracle](https://www.zero.xyz/c/solana-wallet-preflight-oracle-2e6930e2/llms.txt): $0.1/call via x402. Checks a Solana mainnet wallet's SOL and USDC balances and returns a readiness assessment indicating whether the agent can transact now and what action to take next.
- [Base Wallet Preflight Oracle](https://www.zero.xyz/c/base-wallet-preflight-oracle-f8dab77c/llms.txt): $0.01/call via x402. Checks a Base mainnet wallet's ETH and USDC balances, current gas price, and transactability before an agent attempts an on-chain action
- [Crypto Funding Rates Oracle](https://www.zero.xyz/c/crypto-funding-rates-oracle-6abf48f7/llms.txt): $0.02/call via x402. Returns live perpetual futures funding rates and APR opportunities across exchanges for AI agents, paid via x402 micro-payment on Solana mainnet.
- [Solana Token Market Data Oracle](https://www.zero.xyz/c/solana-token-market-data-oracle-d4105fa1/llms.txt): $0.01/call via x402. Looks up real-time market data (price, volume, liquidity, DEX info) for a Solana token by mint address, gated by x402 micropayment.
- [x402 Echo Preflight Oracle](https://www.zero.xyz/c/x402-echo-preflight-oracle-875516d2/llms.txt): $0.01/call via x402. Echoes back a client payload alongside live x402 payment requirements and authorization proof for Solana/Base mainnet agent wallet preflight checks.
- [x402 Facilitator Health Oracle](https://www.zero.xyz/c/x402-facilitator-health-oracle-26c71968/llms.txt): $0.01/call via x402. Checks the health and capabilities of x402 payment facilitators on Solana mainnet, returning latency and supported payment networks for each.
- [x402 Solana Wallet Preflight Audit Oracle](https://www.zero.xyz/c/x402-solana-wallet-preflight-audit-oracle-3071ba45/llms.txt): $1/call via x402. Audits an OpenAPI specification to score and validate Solana mainnet wallet readiness for x402-paid agent deployments, returning a verdict, score, issues, and recommendations.

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)