> ## Documentation Index
> Fetch the complete documentation index at: https://openrouter-d02e98a0-mintlify-5b6e02fd.mintlify.site/llms.txt
> Use this file to discover all available pages before exploring further.

# ModelGroup - Go SDK

> ModelGroup type definition

<Warning>
  The Go SDK and docs are currently in beta.
  Report issues on [GitHub](https://github.com/OpenRouterTeam/go-sdk/issues).
</Warning>

Tokenizer type used by the model

## Example Usage

```go lines theme={null}
import (
	"github.com/OpenRouterTeam/go-sdk/models/components"
)

value := components.ModelGroupRouter

// Open enum: custom values can be created with a direct type cast
custom := components.ModelGroup("custom_value")
```

## Values

| Name                 | Value    |
| -------------------- | -------- |
| `ModelGroupRouter`   | Router   |
| `ModelGroupMedia`    | Media    |
| `ModelGroupOther`    | Other    |
| `ModelGroupGpt`      | GPT      |
| `ModelGroupClaude`   | Claude   |
| `ModelGroupGemini`   | Gemini   |
| `ModelGroupGemma`    | Gemma    |
| `ModelGroupGrok`     | Grok     |
| `ModelGroupCohere`   | Cohere   |
| `ModelGroupNova`     | Nova     |
| `ModelGroupQwen`     | Qwen     |
| `ModelGroupYi`       | Yi       |
| `ModelGroupDeepSeek` | DeepSeek |
| `ModelGroupMistral`  | Mistral  |
| `ModelGroupLlama2`   | Llama2   |
| `ModelGroupLlama3`   | Llama3   |
| `ModelGroupLlama4`   | Llama4   |
| `ModelGroupPaLm`     | PaLM     |
| `ModelGroupRwkv`     | RWKV     |
| `ModelGroupQwen3`    | Qwen3    |