# Agent Script Reference: Supported Operators

In Agent Script, you can use these operators.

| Category   | Operator | Description            | Example                                                                                                                                                                     |
| :--------- | :------- | :--------------------- | :-------------------------------------------------------------------------------------------------------------------------------------------------------------------------- |
| Comparison | `==`     | Equal to               | `@variables.count == 10`                                                                                                                                                    |
|            | `!=`     | Not equal to           | `@variables.status != "done"`                                                                                                                                               |
|            | `<`      | Less than              | `@variables.age < 18`                                                                                                                                                       |
|            | `<=`     | Less than or equal     | `@variables.score <= 100`                                                                                                                                                   |
|            | `>`      | Greater than           | `@variables.count > 0`                                                                                                                                                      |
|            | `>=`     | Greater than or equal  | `@variables.total >= 50`                                                                                                                                                    |
|            | `is`     | Identity check         | `@variables.value is None`                                                                                                                                                  |
|            | `is not` | Negated identity check | `@variables.data is not None`                                                                                                                                               |
| Logical    | `and`    | Logical AND            | `@variables.a and @variables.b`                                                                                                                                             |
|            | `or`     | Logical OR             | `@variables.x or @variables.y`                                                                                                                                              |
|            | `not`    | Logical NOT            | `not @variables.flag`                                                                                                                                                       |
| Arithmetic | `+`      | Addition               | `@variables.count + 1`                                                                                                                                                      |
|            | `-`      | Subtraction            | `@variables.total - 5`                                                                                                                                                      |
| Grouping   | `( )`    | Parentheses            | `(@variables.x or @variables.y) and @variables.z` See [Agent Script Reference: Conditional Expressions](/docs/ai/agentforce/guide/ascript-ref-expressions.md) for examples. |

**Related Topics**

- [Reasoning Instructions](/docs/ai/agentforce/guide/ascript-ref-instructions.md)
- [Conditional Expressions](/docs/ai/agentforce/guide/ascript-ref-expressions.md)