# Services from research.genexxis.com on Zero

> research.genexxis.com serves 3 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/research.genexxis.com
Live health (JSON, refreshed every minute): https://www.zero.xyz/host/research.genexxis.com/health.json

## Services

- [Genexxis Research Citation Neighbourhood](https://www.zero.xyz/c/genexxis-research-citation-neighbourhood-467ec859/llms.txt): $0.015/call via x402. Returns a citation neighbourhood around a seed paper (by DOI, arXiv ID, OpenAlex ID, or keyword query), including related works, top citing papers, and top references with full paper metadata.
- [Genexxis Research Paper Detail](https://www.zero.xyz/c/genexxis-research-paper-detail-4114bb21/llms.txt): $0.01/call via x402. Retrieves full scholarly paper metadata by DOI, arXiv ID, or OpenAlex ID, including all authors with institutions and ORCIDs, abstract, venue, open-access links, topics, citation counts, and references.
- [Genexxis Research Paper Search](https://www.zero.xyz/c/genexxis-research-paper-search-25f93fc5/llms.txt): $0.01/call via x402. Search and retrieve merged, de-duplicated scholarly papers across OpenAlex, arXiv, and Crossref with metadata including title, authors, DOI, citation count, open-access PDF links, and abstracts.

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)