### Answer
Based on the previous answer, here are the main documentation links:
For Custom LLM Integration (managing prompts and functions in your own code) :
- [LLM WebSocket](
) [(1) ](
)
- [Integrate Function Calling](
) [(2) ](
)
- [Custom LLM Overview](
) [(3) ](
)
- [Setup WebSocket Server](
) [(4) ](
)
For managing functions within Retell's frameworks:
- [Integrate any system with custom function](
) [(5) ](
)
- [Code Tool](
) [(6) ](
)
These cover the different approaches to managing your agent's configuration, whether through Custom LLM integration (where you control everything in your own codebase) or through Retell's built-in frameworks.