# CandleStack > CandleStack is a web app to backtest your own trading models on market data. These docs explain how agents use it through the MCP server and the API. ## Agents - [CandleStack for agents](https://candlestack.tech/docs/agents.md): Almost everything you do in the app, an agent will be able to do for you. Connect Claude, ChatGPT or Cursor through MCP, or call the API from your own code. - [Docs for agents](https://candlestack.tech/docs/agents/docs-for-agents.md): Every page of these docs is also plain Markdown, so an agent can read it from a link.