---
title: "parameterValue(for:)"
framework: coreml
role: symbol
role_heading: Instance Method
path: "coreml/mlmodel/parametervalue(for:)"
---

# parameterValue(for:)

Returns a model parameter value for a key.

## Declaration

```swift
func parameterValue(for key: MLParameterKey) throws -> Any
```

## Parameters

- `key`: The key to a model parameter value.

## See Also

### Inspecting a model

- [availableComputeDevices](coreml/mlmodel/availablecomputedevices-6klyt.md)
- [configuration](coreml/mlmodel/configuration.md)
- [modelDescription](coreml/mlmodel/modeldescription.md)
- [MLModelDescription](coreml/mlmodeldescription.md)
- [MLParameterKey](coreml/mlparameterkey.md)