When was Gemini 3.1 Flash-Lite released?

Gemini 3.1 Flash-Lite was released by Google on Tuesday, Mar 3 2026.

Who made Gemini 3.1 Flash-Lite?

Gemini 3.1 Flash-Lite was built by Google. Builds the Gemini family of models through Google DeepMind. Integrates AI across Google products.

How much does Gemini 3.1 Flash-Lite cost?

Gemini 3.1 Flash-Lite costs $0.25 per million input tokens and $1.50 per million output tokens through the Google API. Cached input is $0.025 per million tokens. Output prices include reasoning tokens. Rates are pay-as-you-go API prices verified against Google's published pricing on August 18, 2026.

What benchmark scores did Gemini 3.1 Flash-Lite get?

Gemini 3.1 Flash-Lite reports 1 tracked benchmark score — BullshitBench v2: 11%. Scores are the figures published at release by Google.

Is Gemini 3.1 Flash-Lite open source?

No. Gemini 3.1 Flash-Lite is a proprietary model. The weights are not published — it is available only through the provider's own API, apps, or partner platforms.

What came before and after Gemini 3.1 Flash-Lite?

Google's previous tracked release was Gemini 3.1 Pro on Feb 19 2026, 12 days earlier. It was followed by Gemma 4 on Apr 2 2026.

Gemini 3.1 Flash-Lite

Released Mar 3 2026

Gemini 3.1 Flash-Lite is an AI model released by Google on Tuesday, Mar 3 2026, 12 days after Gemini 3.1 Pro. Benchmark results (shown below) cover BullshitBench v2.

API pricing

Input: $0.25
Cached input: $0.025
Output: $1.50

Output prices include reasoning tokens.

USD per 1M tokens

Benchmarks

BullshitBench v2

11%

#71 of 77

Compare Gemini 3.1 Flash-Lite with

Gemini 3.1 Flash-Lite

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Frequently asked questions

: Gemini 3.1 Flash-Lite was released by Google on Tuesday, Mar 3 2026.
: Gemini 3.1 Flash-Lite was built by Google. Builds the Gemini family of models through Google DeepMind. Integrates AI across Google products.
: Gemini 3.1 Flash-Lite costs $0.25 per million input tokens and $1.50 per million output tokens through the Google API. Cached input is $0.025 per million tokens. Output prices include reasoning tokens. Rates are pay-as-you-go API prices verified against Google's published pricing on August 18, 2026.
: Gemini 3.1 Flash-Lite reports 1 tracked benchmark score — BullshitBench v2: 11%. Scores are the figures published at release by Google.
: No. Gemini 3.1 Flash-Lite is a proprietary model. The weights are not published — it is available only through the provider's own API, apps, or partner platforms.
: Google's previous tracked release was Gemini 3.1 Pro on Feb 19 2026, 12 days earlier. It was followed by Gemma 4 on Apr 2 2026.