LiteLLMModels

Gemini 3.5 Flash Lite API Pricing

As of October 10, 2026, Gemini 3.5 Flash Lite costs $0.30 per 1M input tokens and $2.50 per 1M output tokens on Google AI Studio, with cache reads at $0.03 per 1M tokens. Across 5 providers on LiteLLM, the input price ranges from $0.30 to $0.375. It has a 1,048,576-token context window and returns up to 65,536 tokens per response.

By GoogleModel ID gemini/gemini-3.5-flash-litePrices updated Checked
Input
$0.30 / 1M tokens
Output
$2.50 / 1M tokens
Cache read
$0.03 / 1M tokens
Context window
1,048,576 tokens
Max output
65,536 tokens
Providers
5
Added to LiteLLM
July 21, 2026

Gemini 3.5 Flash Lite pricing by provider

5 listings across 5 providers. Token prices are in US dollars per 1M tokens. The highlighted row is the price quoted above.

ProviderModel name in LiteLLMInputOutputCache readCache writeBatch inBatch outContext
Google AI Studiogemini/gemini-3.5-flash-lite$0.30$2.50$0.03–$0.15$1.251M
Google Vertex AIvertex_ai/gemini-3.5-flash-lite$0.30$2.50$0.03–$0.15$1.251M
AIHubMixaihubmix/gemini-3.5-flash-lite$0.30$2.50$0.03–––1M
Databricksdatabricks/databricks-gemini-3-5-flash-lite$0.375$3.125$0.03752$0.375––1M
Perplexityperplexity/google/gemini-3.5-flash-lite$0.30$2.50$0.03––––

Other Gemini 3.5 Flash Lite prices on Google AI Studio

Priority input$0.54 per 1M tokens
Priority output$4.50 per 1M tokens
Flex input$0.15 per 1M tokens
Flex output$1.25 per 1M tokens
Web search$14.00 per 1K searches

What Gemini 3.5 Flash Lite costs in practice

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

Google AI Studio$1.85
Google Vertex AI$1.85
AIHubMix$1.85
Perplexity$1.85
Google AI Studio batch$0.925

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

Google AI Studio$3.50
Google Vertex AI$3.50
AIHubMix$3.50
Perplexity$3.50

Gemini 3.5 Flash Lite features

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

Use Gemini 3.5 Flash Lite with LiteLLM

Call Gemini 3.5 Flash Lite 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="gemini/gemini-3.5-flash-lite",
    messages=[{"role": "user", "content": "Hello!"}],
)
Proxy config.yaml
model_list:
  - model_name: gemini-3.5-flash-lite
    litellm_params:
      model: gemini/gemini-3.5-flash-lite
      api_key: os.environ/GEMINI_API_KEY
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-3.5-flash-lite",
    "messages": [{"role": "user", "content": "Hello!"}]
  }'

Gemini 3.5 Flash Lite FAQ

How much does Gemini 3.5 Flash Lite cost?

Gemini 3.5 Flash Lite costs $0.30 per 1M input tokens and $2.50 per 1M output tokens on Google AI Studio, with cache reads at $0.03 per 1M tokens. Batch requests cost $0.15 per 1M input tokens and $1.25 per 1M output tokens. Across 5 providers on LiteLLM, the input price ranges from $0.30 to $0.375.

What is the context window of Gemini 3.5 Flash Lite?

Gemini 3.5 Flash Lite has a 1,048,576-token context window and returns up to 65,536 tokens per response.

Which providers offer Gemini 3.5 Flash Lite?

Gemini 3.5 Flash Lite is available from 5 providers through LiteLLM: Google AI Studio, Google Vertex AI, AIHubMix, Databricks and Perplexity. The lowest price is on Google AI Studio.

How do I call Gemini 3.5 Flash Lite with an OpenAI-compatible API?

Use the LiteLLM Python SDK with model="gemini/gemini-3.5-flash-lite", 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 3.5 Flash Lite support?

Gemini 3.5 Flash Lite supports function calling, parallel tool calls, structured output, image input, PDF input, audio input, video input, reasoning, prompt caching and web search. It does not support audio output.

When did LiteLLM add Gemini 3.5 Flash Lite?

Gemini 3.5 Flash Lite was added to LiteLLM's model price file on July 21, 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 AI Studio, Google Vertex AI, AIHubMix, Databricks, Perplexity.

Provider pages: Google AI Studio, Google Vertex AI, AIHubMix, Databricks, Perplexity.