# Fisk AI > Fisk AI is a AI Harness that turns CLI commands written using [Fisk](https://github.com/choria-io/fisk) - especially those from [App Builder](https://choria-io.github.io/appbuilder/) - into safe and deterministic AI Agents. ## Key Information - [Agents](https://choria-io.github.io/fisk-ai/agents/index.md): Create LLM agents from Fisk CLI applications - [MCP Servers](https://choria-io.github.io/fisk-ai/mcp/index.md): Serve Fisk application tools over MCP - [Knowledge (RAG)](https://choria-io.github.io/fisk-ai/knowledge/index.md): Local document search for agents - [Reference](https://choria-io.github.io/fisk-ai/reference/index.md): Configuration Reference - [Design](https://choria-io.github.io/fisk-ai/design/index.md): How Fisk AI is built: architecture, subsystems, and the flows that tie them together.