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Gemini 3.1 Flash Lite

Gemini 3.1 Flash Lite is Google’s GA high-efficiency multimodal model optimized for low-latency, high-volume workloads. It supports text, image, video, audio, and PDF inputs, and is designed for lightweight agentic...

Capabilities:

Input

Text input
Image input (vision)
File input (PDF)
Audio input
Video input

Output

Text output
Image output
Audio output

Benchmark scores:

BenchmarkRankScore

FrontierCode Main
Rank#12 of 12
Score4.8%
FrontierCode Diamond
Rank#11 of 11
Score0.7%

Gemini 3.1 Flash Lite on FrontierCode Main

4.8%

Cognition's test of whether a model writes code maintainers would actually merge, not just code that passes tests. Main is the 100 hardest of 150 tasks. Higher is better.

Gemini 3.1 Flash Lite scores 4.8%, #12 of 12 tracked models.
Claude Fable 5 leads at 46.3%. The group median is 16.35%.

vs. top models

Full interactive leaderboard on our FrontierCode Main page.

Source: cognition.ai · Updated June 2026

Gemini 3.1 Flash Lite on FrontierCode Diamond

0.7%

The 50 hardest FrontierCode tasks: the toughest production-code problems, graded on whether maintainers would merge the patch. Scores stay low by design. Higher is better.

Gemini 3.1 Flash Lite scores 0.7%, #11 of 11 tracked models.
Claude Opus 4.8 leads at 13.4%. The group median is 3.8%.

vs. top models

Full interactive leaderboard on our FrontierCode Diamond page.

Source: cognition.ai · Updated June 2026

Pricing & availability:

OpenRouter
$0.25 / $1.5 per M

Sources:

OpenRouter

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Details:

Provider
Google DeepMind
Context window
1.049M
Input price
$0.25/M
Output price
$1.5/M
Open weights
No
Released
May 2026