MODELS / MISTRAL

Mistral Large 4

Mistral Large 4 is Mistral AI's open-weight, natively multimodal model, available in public preview with 1.05 trillion total parameters and 49 billion active parameters. It leads aggregated benchmarks among open-weight models from the US and Europe, with strengths in cyber…

TEXTREASONINGREASONINGSTRUCTURED-OUTPUTTOOL-USEVISION
524.3K
CONTEXT WINDOW
262.1K
MAX OUTPUT TOKENS
$0.68
INPUT PRICE / 1M TOKENS
$2.09
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/mistral/mistral-large-4",
    "messages": [{ "role": "user", "content": "Hello!" }],
    "stream": true
  }'
SPECIFICATIONS

The full spec sheet.

Context, pricing, modalities, routing, and deployment: everything Mistral Large 4 supports, in one table.

MODEL ID
blackboxai/mistral/mistral-large-4
DEVELOPED BY
Mistral
MODEL TYPE
Text
RELEASED
Oct 6, 2026
CONTEXT WINDOW
524.3K
MAX OUTPUT TOKENS
262.1K
INPUT MODALITIES
text, image
OUTPUT MODALITIES
text
INPUT PRICE
$0.68 / 1M tokens
OUTPUT PRICE
$2.09 / 1M tokens
CACHE READ
$0.07 / 1M tokens
REASONING
Supported
DATA RETENTION
Standard retention
DEDICATED DEPLOYMENT
Not available (closed-weight model)
SUPPORTED PARAMETERS
max_tokenstemperaturestoptoolstool_choicereasoninginclude_reasoningresponse_formatstructured_outputs