# Services from ghost-identity.ghost-agent-os.workers.dev on Zero

> ghost-identity.ghost-agent-os.workers.dev serves 6 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/ghost-identity.ghost-agent-os.workers.dev
Live health (JSON, refreshed every minute): https://www.zero.xyz/host/ghost-identity.ghost-agent-os.workers.dev/health.json

## Services

- [Ghost Identity — x402 Seller Vet](https://www.zero.xyz/c/ghost-identity-x402-seller-vet-8bce7407/llms.txt): $0.01/call via x402. Probes and verifies an x402-paid endpoint or seller address to confirm its payment terms, price, and legitimacy before an agent commits funds
- [Ghost Agent OS — x402 API Provider Search](https://www.zero.xyz/c/ghost-agent-os-x402-api-provider-search-44c85b36/llms.txt): $0.01/call via x402. Searches for verified x402-capable API providers matching a natural language query, filtered by minimum payer count and price ceiling
- [Ghost Commerce Search — Verified API Marketplace Search](https://www.zero.xyz/c/ghost-commerce-search-verified-api-marketplace-search-abcf5fbc/llms.txt): $0.01/call via x402. Searches a registry of verified, x402-compatible API providers by free-text query, capability keyword, network, price ceiling, and minimum payer count
- [Ghost Gate Decide — AI Agent Task Budget & Go/No-Go Decision](https://www.zero.xyz/c/ghost-gate-decide-ai-agent-task-budget-go-no-go-decision-fd7e9e6f/llms.txt): $0.01/call via x402. Evaluates whether an AI agent task is economically viable by computing a go/no-go gate decision based on task value, budget, costs, and revenue models, returning a recommended spend threshold.
- [Ghost Identity — API Schema Fingerprint Checker](https://www.zero.xyz/c/ghost-identity-api-schema-fingerprint-checker-7b537d0f/llms.txt): $0.01/call via x402. Checks a public JSON Schema or OpenAPI document URL for changes by comparing its current fingerprint against a previously known one
- [Ghost Identity Credit Top-Up (x402)](https://www.zero.xyz/c/ghost-identity-credit-top-up-x402-4b20a491/llms.txt): $1/call via x402. Top up credit balance for a Ghost agent identity via a paid x402 micropayment on Base (USDC)

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)