gpt-5.4
1M context$2.50/M input$15.00/M output
openai/gpt-5.4Description
GPT-5.4 is OpenAI’s latest frontier model, unifying the Codex and GPT lines into a single system. It features a 1M+ token context window (922K input, 128K output) with support for...
Quick Start
curl https://router.tangle.tools/v1/chat/completions \
-H "Authorization: Bearer $TANGLE_API_KEY" \
-H "Content-Type: application/json" \
-d '{
"model": "openai/gpt-5.4",
"messages": [{"role": "user", "content": "Hello!"}]
}'Modalities
Input: TextInput: ImageInput: FileOutput: Text