Gemini 3.1 Flash-Lite launched in preview ($0.25/$1.50 per MTok)
Google introduced Gemini 3.1 Flash-Lite in preview for low-latency, high-volume workloads. The official announcement positions it for summarization, translation, and classification, with pricing set at $0.25 per 1M input tokens and $1.50 per 1M output tokens in Google AI Studio and Vertex AI.
Impact Assessment
gemini-3.1-flash-lite\n- Available in Google AI Studio and Vertex AI\n- Pricing: $0.25 / MTok input, $1.50 / MTok output\n- Positioned for low-latency, high-volume tasks such as summarization, translation, and classification\n\nRecommended actions:\n- Benchmark latency and quality against your current low-cost routing target.\n- Because this is preview, gate production rollout behind evaluation and fallback rules.
Changes
| Field | Before | After |
|---|---|---|
| model | — | gemini-3.1-flash-lite |
| status | — | preview |
| availability | — | Google AI Studio,Vertex AI |
| input_per_1m | — | 0.25 |
| output_per_1m | — | 1.5 |
Recommended Actions
TEST
Benchmark Gemini 3.1 Flash-Lite against your current low-cost model on summarization, translation, classification, and latency-sensitive workloads.
MONITOR
If you route production traffic to this model, keep a fallback target because the launch is preview-only.
Sources
Google introduced Gemini 3.1 Flash-Lite in preview for low-latency, high-volume tasks, priced at $0.25 input and $1.50 output per 1M tokens.