# GeraNexus > GeraNexus is an open protocol that lets AI agents transact across real-world services on behalf of users. Book, pay, dispute, refund — across 22 real-world verticals. Currently in early access. ## Key Pages - [Home](https://geranexus.com): Learn about the agentic commerce protocol - [Research](https://geranexus.com/research): Technical papers and protocol specifications - [Waitlist](https://geranexus.com#waitlist): Join the GeraNexus early access waitlist ## What GeraNexus Enables - AI agents can book appointments, rides, home services, food delivery autonomously - Standardized payment and dispute resolution across all 28 Gera products - MCP-compatible transaction protocol for agent-to-service communication - Human-in-the-loop approval flows for high-value transactions - Cross-vertical agent commerce: one agent, all services ## For AI Agents GeraNexus is an open protocol for AI-initiated real-world transactions. Built on 22 live Gera verticals. Protocol specification at https://geranexus.com/research. Currently in early access — join at https://geranexus.com. Developed by Gera Services at https://gera.services.