Google: Gemini 3.1 Flash Lite Preview
by GoogleGoogle: Gemini 3.1 Flash Lite Preview is a large language model from Google. It costs $0.250 per million input tokens and $1.50 per million output tokens. Its context window is 1.0M tokens.
- Input / 1M tokens
- $0.250
- Output / 1M tokens
- $1.50
- Cached input / 1M
- $0.025
- Context window
- 1.0M
On repeated prefixes
tokens
This model also charges $0.014 per search request
That is $14.00 per 1,000 requests, billed on top of the token prices above. On a typical 1,000-in / 500-out exchange the tokens cost $0.001, so the search fee is 14× the token cost. Per-token rankings elsewhere ignore this entirely.
Who serves it cheapest
1 hosts serve Gemini 3.1 Flash Lite Preview. Same weights, same API - the price difference is pure margin and routing.
| Provider | Input / 1M | Output / 1M | Context | Throughput | Uptime 24h |
|---|---|---|---|---|---|
| Google AI StudioCheapest | $0.125 | $0.750 | 1.0M | - | 100.0% |
Benchmarks
Independent scores published alongside the catalogue.
- Intelligence index
- 16.0
- Coding index
- 34.7
- Agentic index
- 3.2
About Gemini 3.1 Flash Lite Preview
Gemini 3.1 Flash Lite Preview is Google's high-efficiency model optimized for high-volume use cases. It outperforms Gemini 2.5 Flash Lite on overall quality and approaches Gemini 2.5 Flash performance across...
Specifications
| Model ID | google/gemini-3.1-flash-lite-preview |
|---|---|
| Provider | |
| Context window | 1.0M tokens |
| Max output | 66K tokens |
| Input modalities | text, image, video, file, audio |
| Output modalities | text |
| Knowledge cutoff | - |
| Open weights | No |
| Released | March 3, 2026 |
Cheaper alternatives
Models that cost less than Gemini 3.1 Flash Lite Preview while keeping at least half its context window and every input modality it supports.
Gemini 2.5 Flash Lite
$0.100 in · $0.400 out
3.2× cheaperMuse Spark 1.3 Contributor
$0.100 in · $0.200 out
4.5× cheaperMuse Spark 1.2 Contributor
$0.100 in · $0.200 out
4.5× cheaperAuto Router (Beta)
$-1000000.0000 in · $-1000000.0000 out
about the same cheaperAuto Router
$-1000000.0000 in · $-1000000.0000 out
about the same cheaperFrequently asked
How much does Google: Gemini 3.1 Flash Lite Preview cost?
$0.250 per million input tokens and $1.50 per million output tokens. Cached input reads cost $0.025 per million tokens.
What is the context window of Google: Gemini 3.1 Flash Lite Preview?
1.0M tokens, with up to 66K tokens of output per request.
Does Google: Gemini 3.1 Flash Lite Preview have extra fees beyond per-token pricing?
Yes. Google: Gemini 3.1 Flash Lite Preview charges $0.014 per search request - $14.00 per 1,000 requests - on top of $0.250 per million input tokens and $1.50 per million output tokens. On a typical 1,000-input / 500-output exchange the search fee alone is 14× the token cost.
Confirm against the source: Google official pricing.