---
title: instructions
framework: evaluations
role: symbol
role_heading: Instance Property
path: evaluations/modeljudgeprompt/instructions
---

# instructions

The system instructions for the judge model.

## Declaration

```swift
let instructions: String
```

## Mentioned in

Designing effective model-as-judge evaluators

## See Also

### Customizing judge input

- [evaluationTarget](evaluations/modeljudgeprompt/evaluationtarget.md)
- [reference](evaluations/modeljudgeprompt/reference.md)