MODELS / GOOGLE

Gemini 2.5 Flash

Gemini 2.5 Flash is a thinking model that offers great, well-rounded capabilities. It is designed to offer a balance between price and performance with multimodal support and a 1M token context window.

TEXTREASONINGFILE-INPUTREASONINGTOOL-USEVISIONWEB-SEARCHIMPLICIT-CACHING
1M
CONTEXT WINDOW
65.5K
MAX OUTPUT TOKENS
$0.3
INPUT PRICE / 1M TOKENS
$2.50
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-2.5-flash",
    "messages": [{ "role": "user", "content": "Hello!" }],
    "stream": true
  }'
SPECIFICATIONS

The full spec sheet.

Context, pricing, modalities, routing, and deployment: everything Gemini 2.5 Flash supports, in one table.

MODEL ID
blackboxai/google/gemini-2.5-flash
DEVELOPED BY
Google
MODEL TYPE
Text
RELEASED
Mar 20, 2025
CONTEXT WINDOW
1M
MAX OUTPUT TOKENS
65.5K
INPUT MODALITIES
text, image, pdf
OUTPUT MODALITIES
text
INPUT PRICE
$0.3 / 1M tokens
OUTPUT PRICE
$2.50 / 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