---
title: "buildExpression(_:)"
framework: foundationmodels
role: symbol
role_heading: Type Method
path: "foundationmodels/dynamicinstructionsbuilder/buildexpression(_:)"
---

# buildExpression(_:)

Creates a builder with a list of tools expression.

## Declaration

```swift
static func buildExpression(_ tools: [any Tool]) -> some DynamicInstructions

```

## See Also

### Building dynamic instructions

- [buildBlock()](foundationmodels/dynamicinstructionsbuilder/buildblock().md)
- [buildBlock(_:)](foundationmodels/dynamicinstructionsbuilder/buildblock(_:).md)
- [buildEither(first:)](foundationmodels/dynamicinstructionsbuilder/buildeither(first:).md)
- [buildEither(second:)](foundationmodels/dynamicinstructionsbuilder/buildeither(second:).md)
- [buildOptional(_:)](foundationmodels/dynamicinstructionsbuilder/buildoptional(_:).md)