Gemini 3.1 Flash-Lite
The replacement for Gemini 2.0 Flash-Lite and the lightest Gemini 3 model, built for high-volume agentic tasks, translation and simple data processing.
- Context
- 1M tokens
- Max output
- 66K
- Cutoff
- Released
Hosted API price
List price via Google Cloud · per 1M tokens
- Input
- $0.25 /1M
- Output
- $1.50 /1M
- Hosted by
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1 provider
Hosted API pricing
How we price
Order
Providers are listed cheapest input rate first, then by output rate, a tie going to the creator's own listing. A provider that lists the model without a published rate sits at the end.
Prices
Base-tier, on-demand rates in USD per 1M tokens, converted at ECB reference rates where a provider publishes in another currency. Cached-input and batch rates show only where a provider publishes them. "Cheapest" marks the one provider with the lowest input and output pair; a tie wears no badge.
Cost
Input rate times the input tokens plus output rate times the output tokens, at the monthly volume set above the table. Cached-input, batch, long-context and reasoning-token billing are not modelled.
Transparency and funding
- Affiliates: Affiliate links are marked. We may earn a commission if you click them, but commissions never affect the order.
Every provider serving Gemini 3.1 Flash-Lite, cheapest input first. Set your monthly volume to see what each would bill.
| Provider | Input /1M | Output /1M | Cached input /1M | Cost at 10M in + 2M out | Link |
|---|---|---|---|---|---|
|
|
$0.25 | $1.50 | $0.03 | $5.50 | Visit website |
Heads up: Base-tier, on-demand rates per 1M tokens; cached, batch and long-context tiers excluded. A provider may serve a shorter context or a quantized build than the creator's release. Verify before provisioning. More on how we price.
Similarly priced models
The models nearest Gemini 3.1 Flash-Lite by blended rate, each at its own cheapest provider.
| Model | Blended /1M | Input /1M | Output /1M | Context | Cutoff | vs Gemini 3.1 Flash-Lite |
|---|---|---|---|---|---|---|
|
|
$0.4117 | $0.27 | $1.12 | 128K | −10% | |
|
|
$0.4167 | $0.28 | $1.10 | 1M | −9% | |
|
|
$0.4333 | $0.20 | $1.60 | 262K | −5% | |
|
|
$0.45 | $0.30 | $1.20 | 1M | −2% | |
|
|
$0.45 | $0.30 | $1.20 | 205K | −2% | |
|
|
$0.4583 | $0.25 | $1.50 | 1M | Jan 2025 | |
|
|
$0.4583 | $0.25 | $1.50 | 1M | 0% | |
|
|
$0.50 | $0.30 | $1.50 | 262K | +9% | |
|
|
$0.5233 | $0.45 | $0.89 | 1M | +14% | |
|
|
$0.5417 | $0.25 | $2.00 | 400K | May 2024 | +18% |
|
|
$0.55 | $0.40 | $1.30 | 64K | +20% |
USD per 1M tokens at each model's cheapest listed provider. Blended is the cost of 10M input plus 2M output tokens, spread over the 12M.
Capabilities
What Gemini 3.1 Flash-Lite accepts and can do, as published by Google Cloud.
- Text Accepts and generates natural-language text.
- Image Accepts images as input alongside text.
- Video Accepts video as input.
- Audio Accepts audio as input.
- Reasoning Thinks before it answers, always on or as a switchable mode.
- Function calling Connect to external tools, APIs, and systems.
- Structured output Return responses in structured formats like JSON.
- Web search Search the web for up-to-date information.
- Code execution Write and execute code in a sandboxed environment.
- File upload Process uploaded documents, spreadsheets, and other files.
Common questions
What is Gemini 3.1 Flash-Lite good for?
High-volume translation, audio transcription, light data extraction, document summarising and routing by task complexity. It sits in the lower half of Google's price range.
When is Gemini 3.1 Flash-Lite not a good fit?
Closed weights, so no self-hosting, and output is text only. Google lists Gemini 3.5 Flash-Lite as its successor, so new Flash-Lite work has a newer option.
What is the cheapest way to run Gemini 3.1 Flash-Lite?
The cheapest hosted rate is $0.25 / $1.50 per 1M tokens via Google Cloud.
How does Gemini 3.1 Flash-Lite compare with Gemini 3.5 Flash-Lite?
Google says Gemini 3.5 Flash-Lite is much better in quality than Gemini 3.1 Flash-Lite at every thinking level, and aims it at high-throughput work like agentic search and document processing. Same 1M-token context and text, image, audio and video input. Gemini 3.1 Flash-Lite lists at 17% less per 1M input tokens and 40% less per 1M output tokens than Gemini 3.5 Flash-Lite. It came out 4 months earlier and has an older knowledge cutoff (January 2025 against March 2026).
Can I self-host Gemini 3.1 Flash-Lite?
No. Google Cloud does not publish the weights; Gemini 3.1 Flash-Lite is available only through hosted APIs.
More from Google Cloud
-
Gemini 3.5 Flash-Lite
1M context · cutoff Mar 2026
From $0.30 / $2.50 /1M in / out at the cheapest provider -
Gemini 2.5 Flash
1M context · cutoff Jan 2025
From $0.30 / $2.50 /1M in / out at the cheapest provider -
Gemini 3 Flash Preview
1M context · cutoff Jan 2025
From $0.50 / $3.00 /1M in / out at the cheapest provider -
Gemma 4 31B
Open weights
256K context · cutoff Jan 2025
From $0.13 / $0.37 /1M in / out at the cheapest provider -
Gemini 3.6 Flash
1M context · cutoff Mar 2026
From $0.75 / $3.75 /1M in / out at the cheapest provider -
Gemini 3.7 Flash
1M context · cutoff Mar 2026
From $0.75 / $3.75 /1M in / out at the cheapest provider -
Gemini 3.8 Flash
1M context · cutoff Mar 2026
From $0.75 / $3.75 /1M in / out at the cheapest provider -
Gemini 2.5 Flash-Lite
1M context · cutoff Jan 2025
From $0.10 / $0.40 /1M in / out at the cheapest provider