OpenAI: GPT-5.3 Chat

Description

GPT-5.3 Chat is an update to ChatGPT's most-used model that makes everyday conversations smoother, more useful, and more directly helpful. It delivers more accurate answers with better contextualization and significantly...

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-5.3-chat",
    "messages": [{"role": "user", "content": "Hello!"}]
  }'

Modalities