# AI21Labs

- Kind: `class`
- Package: [Aspire.Hosting.Foundry](/reference/api/csharp/aspire.hosting.foundry.md)
- Version: `13.3.0-preview.1.26254.5`
- Namespace: `Aspire.Hosting.Foundry`
- Target framework: `net8.0`
- Source: [GitHub](https://github.com/microsoft/aspire/blob/5bd693ae1897dee5e2ce71c2cc08879c1c7eff51/src/Aspire.Hosting.Foundry/FoundryModel.Generated.cs)

Models published by AI21 Labs.

## Definition

```csharp
namespace Aspire.Hosting.Foundry;

public static class AI21Labs
{
    // ...
}
```

## Fields

- [AI21Jamba15Large](/reference/api/csharp/aspire.hosting.foundry/ai21labs/fields.md#ai21jamba15large) : [FoundryModel](/reference/api/csharp/aspire.hosting.foundry/foundrymodel.md) `static` -- A 398B parameters (94B active) multilingual model, offering a 256K long context window, function calling, structured output, and grounded generation.
- [AI21Jamba15Mini](/reference/api/csharp/aspire.hosting.foundry/ai21labs/fields.md#ai21jamba15mini) : [FoundryModel](/reference/api/csharp/aspire.hosting.foundry/foundrymodel.md) `static` -- A 52B parameters (12B active) multilingual model, offering a 256K long context window, function calling, structured output, and grounded generation.