> ## Documentation Index
> Fetch the complete documentation index at: https://docs.agno.com/llms.txt
> Use this file to discover all available pages before exploring further.

# Knowledge

> Serve AgentOS agents over Excel, markdown, Agno docs, and PgVector knowledge bases.

| Example                                                                                           | Description                                                                                                                           |
| ------------------------------------------------------------------------------------------------- | ------------------------------------------------------------------------------------------------------------------------------------- |
| [AgentOS Excel Analyst](/examples/agent-os/knowledge/agentos-excel-analyst)                       | Query Excel spreadsheet data loaded into PgVector knowledge through an AgentOS agent.                                                 |
| [AgentOS Knowledge (Sync And Async)](/examples/agent-os/knowledge/agentos-knowledge)              | Serve an AgentOS agent over hybrid-search PgVector knowledge, toggling between PostgresDb and AsyncPostgresDb with a USE\_ASYNC flag. |
| [Agno Docs Agent](/examples/agent-os/knowledge/agno-docs-agent)                                   | Serve a docs-answering agent with PgVector hybrid search knowledge over the Agno docs in AgentOS.                                     |
| [AgentOS Docling Markdown Analyst](/examples/agent-os/knowledge/agentos-docling-markdown-analyst) | Serve a Docling-backed markdown knowledge agent with PgVector through AgentOS.                                                        |