Back to models
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 lower latency and cost.

Quick Stats

Context

400K

Max Output

128K

Provider

OpenAI

Specs

2

Modalities

in filein imagein textout text

Specs & List Price (per 1M tokens)

Quality
Input $0.75Output $4.5Cache read $0.075
Value
Input $0.375Output $2.25Cache read $0.0375

Recommended Plan

GPT-5.4 Mini Starter Plan

Pay-as-you-go after top-up; $1 free credit for new users.

Buy Plan

API Endpoint

Model IDopenai/gpt-5.4-mini

cURL

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

Python

from openai import OpenAI

client = OpenAI(
    base_url="https://intertoken.ai/v1",
    api_key="$TOKENPORTAL_API_KEY",
)

resp = client.chat.completions.create(
    model="openai/gpt-5.4-mini",
    messages=[{"role": "user", "content": "Hello!"}],
)
print(resp.choices[0].message.content)

Start using this model

Sign up free, get an API key, and make your first call in 30 seconds.

GPT-5.4 Mini · TokenPortal