> ## Documentation Index
> Fetch the complete documentation index at: https://docs.ai-stats.phaseo.app/llms.txt
> Use this file to discover all available pages before exploring further.

# STT (Speech to Text)

> Call /audio/transcriptions with the C# SDK.

**Method**: `client.CreateTranscription(...)`

### Example

```csharp theme={null}
using AiStatsSdk;

var client = new AIStats(apiKey);
var response = await client.CreateTranscription(new Dictionary<string, object>
{
    ["model"] = "openai/gpt-4o-transcribe",
    ["audio_b64"] = "base64-audio",
    ["language"] = "en"
});
```

### Key parameters

* `model` (required): Transcription-capable model id.
* `file` (required): Audio data (stream or file).
* `language`: Hint language code (e.g., `en`).
* `prompt`: Optional context to improve accuracy.
* `temperature` (0–2): Sampling randomness.
* `response_format`: `json`, `text`, `srt`, `verbose_json`, etc.

### Returns

`AudioTranscriptionResponse`