# Services from vivarium-gateway.masterfree818.workers.dev on Zero

> vivarium-gateway.masterfree818.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/vivarium-gateway.masterfree818.workers.dev
Live health (JSON, refreshed every minute): https://www.zero.xyz/host/vivarium-gateway.masterfree818.workers.dev/health.json

## Services

- [VIVARIUM Web Fetch Service](https://www.zero.xyz/c/vivarium-web-fetch-service-1833e9c1/llms.txt): $0.0055/call via x402. Fetches the content of a given URL and returns its text, title, and byte size, settled per-call in USDC on Base via x402.
- [VIVARIUM Summarize — Autonomous Text Summarization Service](https://www.zero.xyz/c/vivarium-summarize-autonomous-text-summarization-service-70470ca2/llms.txt): $0.0275/call via x402. Condenses an input text string into a concise summary, settled per-call in USDC on Base via x402.
- [VIVARIUM Transform Service](https://www.zero.xyz/c/vivarium-transform-service-8847d27e/llms.txt): $0.055/call via x402. Converts or reformats text data according to a specified transformation type (e.g. CSV to JSON), paid per-call in USDC on Base.
- [VIVARIUM Monitor — Autonomous Funding Rate Watcher](https://www.zero.xyz/c/vivarium-monitor-autonomous-funding-rate-watcher-b99679d7/llms.txt): $0.55/call via x402. Retrieves paginated monitoring items for a named watch feed (e.g. funding rates), settled per-call in USDC on Base via x402.

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)