# Summary
[Introduction](./introduction.md)
- [Quickstart](./quickstart.md)
- [Conversation Trees](./conversation-trees.md)
- [Providers](./providers.md)
- [Completion Parameters](./parameters.md)
- [Cost Tracking](./cost-tracking.md)
- [Prompt Caching](./caching.md)
- [Custom Providers](./custom-providers.md)
- [Claude Subscription](./claude-subscription.md)
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[API Reference (docs.rs)](./api.md)