# ZGI 文档 > ZGI 开源 AI 产品栈官方文档。 ## Docs - [Agent Orchestration](https://docs.zgi.cn/en/core-features/agent-orchestration.md): Visually build AI apps — drag nodes, wire execution - [Database](https://docs.zgi.cn/en/core-features/database.md): Structured data foundation for business intelligence with NL2SQL - [Knowledge Base & RAG](https://docs.zgi.cn/en/core-features/knowledge-base.md): Enterprise retrieval-augmented generation — finding answers from source documents, not guessing - [Model Gateway](https://docs.zgi.cn/en/core-features/model-gateway.md): One API for all LLMs — hot-swap, load balancing, cost routing - [Permissions & Cost Control](https://docs.zgi.cn/en/core-features/permissions.md): RBAC permissions + precise token metering — who can use what, and how much it costs - [Workflow](https://docs.zgi.cn/en/core-features/workflow.md): Multi-step AI task orchestration — triggers, execution engine, variable management - [API Reference](https://docs.zgi.cn/en/developers/api-reference.md): OpenAI-compatible RESTful API - [Deployment Guide](https://docs.zgi.cn/en/developers/deployment.md): From cloud trial to self-hosted production — choose the right deployment for you - [Security & Compliance](https://docs.zgi.cn/en/developers/security.md): ZGI security architecture and compliance certifications - [Architecture](https://docs.zgi.cn/en/getting-started/architecture.md): ZGI's five-layer architecture and technology stack - [What Is ZGI](https://docs.zgi.cn/en/getting-started/introduction.md): Enterprise AI Infrastructure — Connecting Knowledge, Models, and Agent Execution - [Quick Start](https://docs.zgi.cn/en/getting-started/quickstart.md): From registration to your first knowledge base — 30 minutes - [Agent Templates](https://docs.zgi.cn/en/use-cases/agent-templates.md): Ready-to-use agent templates validated in production environments - [Industry Scenarios](https://docs.zgi.cn/en/use-cases/scenarios.md): ZGI deployment scenarios across industries