MODELS / GOOGLE

Gemini 3.1 Flash Lite

Gemini 3.1 Flash Lite outperforms 2.5 Flash Lite on overall quality and lands close to 2.5 Flash performance across key capability areas. It is a workhorse model for high-volume use cases, with improvements across audio input/ASR, RAG snippet ranking, translation, data…

TEXTREASONINGREASONINGTOOL-USEIMPLICIT-CACHINGFILE-INPUTVISIONWEB-SEARCH
1M
CONTEXT WINDOW
65K
MAX OUTPUT TOKENS
$0.25
INPUT PRICE / 1M TOKENS
$1.50
OUTPUT PRICE / 1M TOKENS
QUICKSTART

Call it in one request.

OpenAI-compatible: change the base URL, and the setup is complete.

curl https://enterprise.blackbox.ai/v1/chat/completions \
  -H "Authorization: Bearer $BLACKBOX_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{
    "model": "blackboxai/google/gemini-3.1-flash-lite",
    "messages": [{ "role": "user", "content": "Hello!" }],
    "stream": true
  }'
SPECIFICATIONS

The full spec sheet.

Context, pricing, modalities, routing, and deployment: everything Gemini 3.1 Flash Lite supports, in one table.

MODEL ID
blackboxai/google/gemini-3.1-flash-lite
DEVELOPED BY
Google
MODEL TYPE
Text
RELEASED
May 7, 2026
CONTEXT WINDOW
1M
MAX OUTPUT TOKENS
65K
INPUT MODALITIES
text, image, pdf
OUTPUT MODALITIES
text
INPUT PRICE
$0.25 / 1M tokens
OUTPUT PRICE
$1.50 / 1M tokens
CACHE READ
$0.03 / 1M tokens
REASONING
Supported
DATA RETENTION
Standard retention
DEDICATED DEPLOYMENT
Not available (closed-weight model)
SUPPORTED PARAMETERS
max_tokenstemperaturestoptoolstool_choicereasoninginclude_reasoning