OpenAI

Listed at https://platform.openai.com

Overall Rank #1 ⭐⭐⭐ Highly Recommended
❌ Proxy required (export control restrictions for China users) | 🌍 International

💰 Token Pricing

TypePriceNote
Input GPT-4o: $2.50/M, GPT-4o-mini: $0.15/M, o1: $15/M, o3: $10/M per million tokens
Output GPT-4o: $10/M, GPT-4o-mini: $0.60/M, o1: $60/M, o3: $40/M per million tokens
💡 Free Credits:

🤖 Supported Models (8)

GPT-4oGPT-4o-minio1o3GPT-4 TurboGPT-3.5 TurboText-to-SpeechWhisper

✨ Pros

  • Industry standard: OpenAI API is the benchmark for all compatible APIs
  • GPT-4o multimodal (text+image+audio)
  • o1/o3 reasoning models with strong complex logic
  • Native Function Calling support, best-in-class reliability
  • Whisper ASR + TTS integrated

⚠️ Cons

  • ×Higher API costs (o1 series $15-60/M)
  • ×China requires proxy for access
  • ×Frequent output model updates, occasional API compatibility issues
  • ×High token consumption, especially o1 series
  • ×No special discounts beyond batch credits

🎯 Best For

Production workloads requiring industry benchmark quality; Function Calling/Structured Output; multimodal applications