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Overview

You can customize the system prompt in two ways:
  1. Extend the default system prompt with additional instructions
  2. Override the default system prompt entirely
Custom system prompts allow you to modify the agent’s behavior at a fundamental level. Use this feature carefully as it can significantly impact the agent’s performance and reliability.
To add additional instructions to the default system prompt:

Override System Prompt

Not recommended! If you must override the default system prompt, make sure to test the agent yourself.
Anyway, to override the default system prompt:

Extend Planner System Prompt

You can customize the behavior of the planning agent by extending its system prompt: