Description
GPT-5.3-Codex is OpenAI’s most advanced agentic coding model, combining the frontier software engineering performance of GPT-5.2-Codex with the broader reasoning and professional knowledge capabilities of GPT-5.2. It achieves state-of-the-art results...
API Usage Examples
OpenAI Compatible Endpoint
Use this endpoint with any OpenAI-compatible library. Model: OpenAI: GPT-5.3-Codex (openai/gpt-5.3-codex)
curl https://api.ridvay.com/v1/chat/completions -H "Content-Type: application/json" -H "Authorization: Bearer YOUR_API_KEY" -d '{
"model": "openai/gpt-5.3-codex",
"messages": [
{
"role": "user",
"content": "Explain the capabilities of the OpenAI: GPT-5.3-Codex model"
}
],
"temperature": 0.7,
"max_tokens": 1024
}'Supported Modalities
- Text
- Images
API Pricing
- Input: 1.75$ / 1M tokens
- Output: 14$ / 1M tokens
Token Limits
- Max Output: 128,000 tokens
- Max Context: 400,000 tokens
Subscription Tiers
- free
- pro
- ultimate