LiteLLMModels

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.

By GoogleModel ID vertex_ai/gemini-omni-1.1-flash-previewPrices updated Checked
Input
$1.50 / 1M tokens
Output
$9.00 / 1M tokens
Context window
57,920 tokens
Max output
57,920 tokens
Providers
1
Added to LiteLLM
September 23, 2026

Gemini Omni 1.1 Flash Preview pricing by provider

1 listing across 1 provider. Token prices are in US dollars per 1M tokens. The highlighted row is the price quoted above.

ProviderModel name in LiteLLMInputOutputContext
Google Vertex AIvertex_ai/gemini-omni-1.1-flash-preview$1.50$9.0058K

What Gemini Omni 1.1 Flash Preview costs in practice

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

Google Vertex AI$7.50

Gemini Omni 1.1 Flash Preview features

Input: text, image, video. Output: text, video.

Use Gemini Omni 1.1 Flash Preview with LiteLLM

Call Gemini Omni 1.1 Flash Preview through the LiteLLM Python SDK, or put it behind the LiteLLM proxy and send OpenAI-format requests to /v1/chat/completions. LiteLLM tracks the cost of every request at these prices.

Python SDK
from litellm import completion

response = completion(
    model="vertex_ai/gemini-omni-1.1-flash-preview",
    messages=[{"role": "user", "content": "Hello!"}],
)
Proxy config.yaml
model_list:
  - model_name: gemini-omni-1.1-flash-preview
    litellm_params:
      model: vertex_ai/gemini-omni-1.1-flash-preview
      vertex_project: os.environ/VERTEX_PROJECT
      vertex_location: os.environ/VERTEX_LOCATION
Call the proxy
curl http://0.0.0.0:4000/v1/chat/completions \
  -H "Content-Type: application/json" \
  -H "Authorization: Bearer sk-1234" \
  -d '{
    "model": "gemini-omni-1.1-flash-preview",
    "messages": [{"role": "user", "content": "Hello!"}]
  }'

Gemini Omni 1.1 Flash Preview 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.

Sources

Prices come from LiteLLM's open-source model_prices_and_context_window.json, which LiteLLM uses to calculate the cost of every request. Provider pricing pages:

LiteLLM docs: Google Vertex AI.

Provider pages: Google Vertex AI.