# August 6, 2025

## Voice Agent API

### New Features

#### 🤖 GPT-OSS-20B LLM Support

We've added support for OpenAI's first open source LLM, gpt-oss-20b, in our Voice Agent API!

**Available Models:**

- GPT OSS 20B

**Implementation:**
Configure GPT-OSS-20B in your Voice Agent settings:

```json
{
  "type": "Settings",
  "agent": {
    "think": {
      "provider": {
        "type": "groq",
        "model": "openai/gpt-oss-20b"
      }
    }
  }
}
```

For complete information about supported LLMs including GPT OSS 20B, visit our [Voice Agent LLM Models documentation](/guides/self-hosted-deployments-3-voice-agent-llm-models#openai).

## Related pages

- [Amazon SageMaker](./amazon-sagemaker-index.md)
- [Aura](./aura-index.md)
- [Changelog](../changelog.md)
- [Custom Vocabulary](./custom-vocabulary-index.md)
- [Deepgram's Docs](../index.md)
- [Deployment](./deployment-index.md)
- [Docker/Podman](./docker-podman-index.md)
- [Features](./features-index.md)
- [Flux TTS](./flux-tts-index.md)
- [Formatting](./formatting-index.md)

# Agent Instructions

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