# Gemini Omni 1.1 Flash Preview API Pricing

As of October 10, 2026, Gemini Omni 1.1 Flash Preview costs $1.50 per 1M input tokens and $9.00 per 1M output tokens on Google Vertex AI. It has a 57,920-token context window and returns up to 57,920 tokens per response.

- Page: https://models.litellm.ai/models/gemini-omni-1.1-flash-preview
- Lab: Google
- LiteLLM model name: `vertex_ai/gemini-omni-1.1-flash-preview`
- Context window: 57,920 tokens
- Max output: 57,920 tokens
- Added to LiteLLM: September 23, 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 Vertex AI | `vertex_ai/gemini-omni-1.1-flash-preview` | $1.50 | $9.00 | – | – | – | 58K |

## Cost examples

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

- Google Vertex AI: $7.50

## Features

Supported: Image input, Video input, Reasoning.

## Use it with LiteLLM

```python
from litellm import completion

response = completion(
    model="vertex_ai/gemini-omni-1.1-flash-preview",
    messages=[{"role": "user", "content": "Hello!"}],
)
```

## FAQ

### How much does Gemini Omni 1.1 Flash Preview cost?

Gemini Omni 1.1 Flash Preview costs $1.50 per 1M input tokens and $9.00 per 1M output tokens on Google Vertex AI.

### What is the context window of Gemini Omni 1.1 Flash Preview?

Gemini Omni 1.1 Flash Preview has a 57,920-token context window and returns up to 57,920 tokens per response.

### Which providers offer Gemini Omni 1.1 Flash Preview?

Gemini Omni 1.1 Flash Preview is available from Google Vertex AI through LiteLLM, using the model name vertex_ai/gemini-omni-1.1-flash-preview.

### How do I call Gemini Omni 1.1 Flash Preview with an OpenAI-compatible API?

Use the LiteLLM Python SDK with model="vertex_ai/gemini-omni-1.1-flash-preview", 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 Gemini Omni 1.1 Flash Preview support?

Gemini Omni 1.1 Flash Preview supports image input, video input and reasoning.

### When did LiteLLM add Gemini Omni 1.1 Flash Preview?

Gemini Omni 1.1 Flash Preview was added to LiteLLM's model price file on September 23, 2026.

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