# Lyria Realtime Exp API Pricing

As of October 10, 2026, Lyria Realtime Exp is free to use on Google AI Studio. It has a 1,048,576-token context window and returns up to 65,536 tokens per response.

- Page: https://models.litellm.ai/models/lyria-realtime-exp
- Lab: Google
- LiteLLM model name: `gemini/lyria-realtime-exp`
- Context window: 1,048,576 tokens
- Max output: 65,536 tokens
- Added to LiteLLM: September 24, 2026
- Prices updated: October 10, 2026

## Pricing by provider

Token prices in USD per 1M tokens.

| Provider | Model name | Input | Output | Cache read | Per image | Per second | Context |
|---|---|---|---|---|---|---|---|
| Google AI Studio | `gemini/lyria-realtime-exp` | $0 | $0 | – | $0.08 | – | 1M |

## Cost examples

1,000 requests with 2,000 input and 500 output tokens each:

- Google AI Studio: $0

100 long-document requests with 100,000 input and 2,000 output tokens each:

- Google AI Studio: $0

## Features

Supported: Audio output.
Not supported: Function calling, Structured output, Image input, Audio input, Prompt caching, Web search.

## Use it with LiteLLM

```python
from litellm import completion

response = completion(
    model="gemini/lyria-realtime-exp",
    messages=[{"role": "user", "content": "Hello!"}],
)
```

## FAQ

### How much does Lyria Realtime Exp cost?

Lyria Realtime Exp is free to use on Google AI Studio.

### What is the context window of Lyria Realtime Exp?

Lyria Realtime Exp has a 1,048,576-token context window and returns up to 65,536 tokens per response.

### Which providers offer Lyria Realtime Exp?

Lyria Realtime Exp is available from Google AI Studio through LiteLLM, using the model name gemini/lyria-realtime-exp.

### How do I call Lyria Realtime Exp with an OpenAI-compatible API?

Use the LiteLLM Python SDK with model="gemini/lyria-realtime-exp", or add the model to the LiteLLM proxy's config.yaml and send requests to /v1/chat/completions from any OpenAI client. LiteLLM tracks the cost of every request at the prices on this page.

### What features does Lyria Realtime Exp support?

Lyria Realtime Exp supports audio output. It does not support function calling, structured output, image input, audio input, prompt caching and web search.

### When did LiteLLM add Lyria Realtime Exp?

Lyria Realtime Exp was added to LiteLLM's model price file on September 24, 2026.

Source: LiteLLM model price file, https://github.com/BerriAI/litellm/blob/main/model_prices_and_context_window.json