Search Knowledge Base

Search your knowledge base and return relevant documents to use in your flow.

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Configuration

Field	Description
Node Label	Custom name for this node
Search Query	What to search for (use variables like {{query}})
Result Limit	Maximum results to return (1-50)

Form vs JSON

Toggle between:

• Form — Visual configuration
• JSON — Raw JSON for advanced use

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Variables

Access variables from previous nodes using the Variables dropdown:

{{query}}       — User's search query from trigger
{{message}}     — User's message
{{result}}      — Previous action output

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Output

The action returns search results available as {{searchResults}}:

{
  "searchResults": [
    {
      "content": "Document content...",
      "metadata": { "source": "file.pdf", "page": 1 },
      "score": 0.95
    }
  ]
}

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Example: Product Search Tool

Flow:

1. Trigger: Conversation Tool (collects query)
2. Action: Search Knowledge Base ({{query}})
3. Action: Set Observation (return {{searchResults}})

Configuration:

• Search Query: {{query}}
• Result Limit: 5

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Example: FAQ Bot Enhancement

Flow:

1. Trigger: Chat Service Override
2. Action: Search Knowledge Base ({{message}})
3. Action: AI Request (answer using {{searchResults}})
4. Action: Send Message

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Tips

• Lower limit (3-5) for focused results
• Higher limit (10-20) when you need comprehensive context
• Combine with AI Request to generate natural language answers
• Use Set Observation to return results to the AI

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Related

• Conversation Tool Trigger
• AI Request Action
• Set Observation Action
• Knowledge Base Overview