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OpenAI: GPT-5.4 Mini

Moderated

openai/gpt-5.4-mini

GPT-5.4 mini brings the core capabilities of GPT-5.4 to a faster, more efficient model optimized for high-throughput workloads. It supports text and image inputs with strong performance across reasoning, coding,...

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Pricing

Input$0.5250 /M
Output$3.15 /M
Cache read$0.0525 /M
Web search$0.0070 /req

Specs

Context length400K tokens
Max output128K tokens
Inputfile, image, text
Outputtext

Quickstart

Point the OpenAI SDK at https://tokenroute.app/api/v1 and use a TokenRoute API key.

bash
curl https://tokenroute.app/api/v1/chat/completions \
  -H "Authorization: Bearer $TOKENROUTE_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{
    "model": "openai/gpt-5.4-mini",
    "messages": [{ "role": "user", "content": "Hello!" }]
  }'

Supported parameters

include_reasoning
max_completion_tokens
max_tokens
reasoning
reasoning_effort
response_format
seed
structured_outputs
tool_choice
tools