MODELS / OPENAI

GPT-5.4 Nano

GPT-5.4 Nano is designed for tasks where speed and cost matter most like classification, data extraction, ranking, and sub-agents.

TEXTREASONINGZERO DATA RETENTION
400K
CONTEXT WINDOW
128K
MAX OUTPUT TOKENS
$0.2 / 1M tokens
INPUT PRICE
$1.25 / 1M tokens
OUTPUT PRICE
QUICKSTART

Call it in one request.

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

SHELL
curl https://enterprise.blackbox.ai/v1/chat/completions \
  -H "Authorization: Bearer $BLACKBOX_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{
    "model": "blackboxai/openai/gpt-5.4-nano",
    "messages": [{ "role": "user", "content": "Hello!" }],
    "stream": true
  }'
INPUT: text, image, fileOUTPUT: textRELEASED: 2026-03-17REGIONS: US, EU, APAC
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1.1M context · $2.50 / 1M tokens input · $15 / 1M tokens output

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1.1M context · $30 / 1M tokens input · $180 / 1M tokens output