AI Assistants Overview
Learn how to create and configure custom API integrations that your AI assistant can use during calls
Here’s your Larsa AI version of the “Custom Mid-Call Tools” overview and setup guide in plain English, ready to copy into any text editor:
Larsa AI – Custom Mid-Call Tools
Overview
Custom Mid-Call Tools allow your AI assistant to:
Make real-time API calls during conversations.
Fetch or submit data to your systems.
Make informed decisions based on live data.
Provide accurate, up-to-date information to callers.
Key Benefits
No coding required – just configure the API endpoint and parameters.
AI automatically knows when and how to use the tools.
Real-time data access during calls.
Seamless integration with your existing systems.
Setting Up Your Tool
1. Basic Configuration

Access Tool Creation
Navigate to Mid-Call Tools and click Create Mid-Call Tool.
Configure Main Settings
Name: Use lowercase with underscores (e.g.,
check_order_status
).Description: Explain when and how the AI should use this tool.
Endpoint: Your API URL (e.g.,
https://api.yourcompany.com/orders
).Timeout: How long to wait for responses (in seconds).
Method: Choose from GET, POST, PUT, PATCH, or DELETE.
Add Headers
Common headers you might need:
2. Variable Configuration
Variable Setup

Define Parameters
These are the pieces of information your AI will collect during the call:
Set Validation Rules
Add format requirements in the description:
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