openai/gpt-5-4-2026-03-05/Released Mar 2026

GPT 5.4

Frontier model for complex professional work with 1.05M context, configurable reasoning, and extensive tool support including computer use and MCP.

Provider

openai

Modality

multi-to-text

Released

Mar 2026

Pricing

$2.50 / 1M in$15.00 / 1M out

Ready to build with GPT 5.4?

bash

curl -sSf -X POST https://hub.oxen.ai/api/chat/completions \
    -H "Content-Type: application/json" \
    -H "Authorization: Bearer $OXEN_API_KEY" \
    -d '{
  "model": "gpt-5-4-2026-03-05",
  "messages": [
    {
      "role": "user",
      "content": "Try sending a message."
    }
  ]
}'