av OpenAIPremium
GPT-5.3 Codex
Most capable agentic coding model with frontier reasoning
gpt-5.3-codexGenerate chat completions with this model.
/api/v1/chat/completionsGET /api/v1/models?type=chat{
"model": "gpt-5.3-codex",
"messages": [
{
"role": "user",
"content": "Hello!"
}
],
"stream": false,
"max_tokens": 4096
}curl -X POST https://kunya.ai/api/v1/chat/completions \
-H "Authorization: Bearer kunya_YOUR_API_KEY" \
-H "Content-Type: application/json"
-d '{"model":"gpt-5.3-codex","messages":[{"role":"user","content":"Hello!"}],"stream":false,"max_tokens":4096}'