Gpt 5.4

Pricing

Context window

128K

Input

€2.50/M

Output

€15.00/M

Capabilities

Supported modalities and features: Text, Tools, Streaming.

• text
• tools
• streaming

Details

Model id

azure/gpt-5.4

Provider

Azure

Family

GPT

License tier

premium

Try Gpt 5.4

Generate a free test key (max 3 per 24 hours). Your key from the homepage carries over here.

curl https://api.passy.ai/v1/chat/completions \
  -H "Authorization: Bearer YOUR_PASSY_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{
    "model": "azure/gpt-5.4",
    "messages": [
      {"role": "user", "content": "Say hi!"}
    ]
  }'