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Gemini 3.1 Flash-Lite

Stable

Google · Released 2026-05 · google/gemini-3.1-flash-lite

Overview

Google DeepMind model offering a million-token context window, strong multimodal understanding and excellent cost efficiency at scale. Gemini 3.1 Flash-Lite supports up to 1.0M tokens of context, native vision input, audio understanding. Served through the FirmLink unified API with OpenAI-compatible endpoints.

Function CallingJSON ModeStreamingTextVisionAudio

API example

Fully OpenAI-compatible — just change the model field.

curl https://api.firmlinktech.com/v1/chat/completions \
  -H "Authorization: Bearer $FIRMLINK_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{
    "model": "google/gemini-3.1-flash-lite",
    "messages": [{"role": "user", "content": "Hello!"}]
  }'

Pricing

Input$0.25 /1M
Output$1.50 /1M
Context window1.0M
Max output66K
Gemini 3.1 Flash-Lite is provided by Google and served through the FirmLink gateway. Availability and limits follow the provider's terms.