OpenAI API
The most widely-used AI API for building intelligent applications
What is OpenAI API?
The OpenAI API provides access to the world's most popular AI models — GPT-4o for text generation, o1 for advanced reasoning, DALL·E for image generation, Whisper for speech-to-text, and TTS for text-to-speech. With the largest developer ecosystem, extensive documentation, and thousands of community libraries, it's the default choice for building AI-powered applications. Features include function calling, JSON mode, vision, file search, and the Assistants API for building stateful AI agents. Used by millions of developers and thousands of businesses worldwide.
Key Features
✓ Pros
- Largest AI developer ecosystem
- Best documentation & support
- Most integrations available
- Multiple model tiers for cost optimization
✗ Cons
- Costs can be unpredictable at scale
- Rate limits on newer models
- Privacy concerns for some enterprises
Starting from
Pay-per-token
Paid
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Quick Info
- Category
- Coding & Dev Tools
- Pricing Model
- Paid
- Starting Price
- Pay-per-token
- Editor's Score
- 4.6/5
- Added
- 2025-01-01
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