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Model Settings control how the AI behaves across your flow — the model powering responses, global instructions, and knowledge base connection. Location: Settings tab → Model
Model settings
Conversational Flow agents have Global Prompt and Knowledge Base in this tab since individual prompts are defined per-node in the workflow.

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AI Model

SettingDescription
LLM ModelThe AI model (Electron, GPT-4o, etc.)
LanguagePrimary language for responses

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Global Prompt

Set global instructions for your agent’s personality and behavior. This applies across all nodes (limit: 4,000 characters). Use this for:
  • Personality traits
  • Behavioral guidelines
  • Consistent phrasing
  • Company-specific instructions
Node-specific prompts add to the Global Prompt. Use Global Prompt for consistency, node prompts for specific questions.

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Knowledge Base

Connect a knowledge base for reference material.
OptionDescription
No Knowledge BaseAgent uses only prompts
[Your KB]Agent can search for answers

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Speech Formatting

When enabled (default: ON), transcripts are automatically formatted for readability — punctuation, paragraphs, and proper formatting for dates and numbers.

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Language Switching

Enable your agent to switch languages mid-conversation (default: ON).

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Advanced Settings

SettingDefaultDescription
Minimum Words2Words before considering a switch
Strong Signal0.7Confidence for immediate switch
Weak Signal0.3Confidence for tentative detection
Consecutive Weak2Weak signals needed to switch
Defaults work for most cases. Adjust only if seeing unwanted switching.

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Next

Knowledge Base

Create and manage knowledge bases

Voice Settings

Configure speech and pronunciation