---
id: "P:cAlgo.API.OptimizationCriterion.Type"
kind: "property"
type: "T:cAlgo.API.OptimizationCriterion"
url: "https://help.ctrader.com/ctrader-algo/references/Plugin/Optimization/OptimizationCriterion/Type/"
---

> Documentation index for agents: https://help.ctrader.com/ctrader-algo/llms.txt · machine index: https://help.ctrader.com/ctrader-algo/api.json

# OptimizationCriterion.Type

Member of [OptimizationCriterion](https://help.ctrader.com/ctrader-algo/references/Plugin/Optimization/OptimizationCriterion/index.md).

## Type

The performance index to optimize.

Environments: Desktop supported · CLI not supported · Cloud not supported.

- CLI: Available to plugins only, and plugins cannot run in the CLI.
- Cloud: Available to plugins only, and plugins cannot run in the cloud.

C#:

```csharp
public OptimizationCriterionType Type {get; set;}
```

Python:

```python
optimizationCriterion.Type: OptimizationCriterionType
```

### Returns

`OptimizationCriterionType` — 

Available since cAlgo.API 5.9.