# Services from dependency-truth.inboxtzdjqv.workers.dev on Zero

> dependency-truth.inboxtzdjqv.workers.dev serves 4 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/dependency-truth.inboxtzdjqv.workers.dev
Live health (JSON, refreshed every minute): https://www.zero.xyz/host/dependency-truth.inboxtzdjqv.workers.dev/health.json

## Services

- [Dependency Truth – npm/PyPI Version Verifier](https://www.zero.xyz/c/dependency-truth-npm-pypi-version-verifier-e7665d43/llms.txt): $0.005/call via x402. Fetches the current stable release of an npm or PyPI package and validates a claimed version or publication date against live registry metadata.
- [Citation Evidence API](https://www.zero.xyz/c/citation-evidence-api-657afb29/llms.txt): $0.004/call via x402. Fetches a public URL and checks whether specified phrases appear in its content, returning metadata and a content hash for citation verification
- [Package Risk Vulnerability Scanner](https://www.zero.xyz/c/package-risk-vulnerability-scanner-ce70d57e/llms.txt): $0.006/call via x402. Checks a specific npm or PyPI package version for known security vulnerabilities using OSV.dev data, payable per call via x402.
- [Repository Pulse – Agent Evidence Utilities](https://www.zero.xyz/c/repository-pulse-agent-evidence-utilities-dfe0ed97/llms.txt): $0.004/call via x402. Returns deterministic repository health metadata for a given GitHub owner/repo pair, including latest commit, release, open issues, archive status, and default branch.

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)