# Services from api.ai-open-models.com on Zero

> api.ai-open-models.com serves 2 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/api.ai-open-models.com
Live health (JSON, refreshed every minute): https://www.zero.xyz/host/api.ai-open-models.com/health.json

## Services

- [Multi-Model Research Analysis](https://www.zero.xyz/c/multi-model-research-analysis-bb8bf936/llms.txt): $0.18958/call via x402. Runs a single live-web research task through 2–7 open-weight LLMs simultaneously, returning separate structured analyses with citations, latency, and usage stats per model — no synthesis or ranking.
- [Multi-Model Research Synthesis](https://www.zero.xyz/c/multi-model-research-synthesis-3991c93d/llms.txt): $0.6051/call via x402. Runs a live-web research task through 2–7 open-weight analyst models, then uses a separate synthesizer model to produce one structured, cited research report reconciling agreements, disagreements, and uncertainties.

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)