Calculator tool Node

Overview

The Calculator Tool Node provides mathematical calculation capabilities to your flow, particularly useful in agent-based tasks. It enables real-time evaluation of mathematical expressions through a standardized tool interface that can be used by agent nodes.

Usage cost: 0 credit

Configuration

This node has no configurable settings as it provides a standard calculator tool interface.

Output Ports

• calculator_tool (Tool): A tool object that can:

  • Evaluate mathematical expressions

  • Handle basic and complex calculations

  • Provide formatted results

  • Process numeric operations safely

Best Practices

1. Expression Formatting

   • Use clear mathematical syntax

   • Ensure proper operator spacing

   • Group complex expressions with parentheses

   • Validate input expressions

2. Error Handling

   • Plan for division by zero

   • Handle invalid expressions gracefully

   • Validate numeric inputs

   • Check for calculation overflow

Common Issues

• Syntax errors in expressions

• Floating-point precision errors

• Invalid mathematical operations

• Expression parsing failures

• Invalid function calls