OpenAI API
by OpenAI
Access GPT-4o and GPT-3.5 models via API for any natural language task
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About
The OpenAI API gives developers programmatic access to some of the world's most powerful language models, including GPT-4o, GPT-4 Turbo, and GPT-3.5 Turbo. It enables applications to understand and generate human language, write and debug code, answer questions, summarize documents, translate between languages, and much more.
Designed for both rapid prototyping and production-scale deployment, the API offers a simple REST interface with client libraries for Python, JavaScript, and other languages. Developers can fine-tune models on their own data, use function calling to connect models to external tools, and stream responses for real-time user experiences.
OpenAI's API powers thousands of applications worldwide — from customer service bots and coding assistants to content generation platforms and research tools. With tiered pricing, a generous free tier for exploration, and robust documentation, it remains the go-to choice for teams building AI-powered products.
Designed for both rapid prototyping and production-scale deployment, the API offers a simple REST interface with client libraries for Python, JavaScript, and other languages. Developers can fine-tune models on their own data, use function calling to connect models to external tools, and stream responses for real-time user experiences.
OpenAI's API powers thousands of applications worldwide — from customer service bots and coding assistants to content generation platforms and research tools. With tiered pricing, a generous free tier for exploration, and robust documentation, it remains the go-to choice for teams building AI-powered products.
Product Features
- Access to GPT-4o, GPT-4 Turbo, GPT-3.5 Turbo and other models
- Function calling to connect models to external APIs and tools
- Fine-tuning on custom datasets for specialized use cases
- Streaming responses for real-time output
- Vision capabilities — analyze images alongside text
- Embeddings API for semantic search and similarity
- Moderation API for content safety filtering
- Assistants API with built-in memory, code interpreter, and file retrieval
- Multi-language support across 50+ languages
- Function calling to connect models to external APIs and tools
- Fine-tuning on custom datasets for specialized use cases
- Streaming responses for real-time output
- Vision capabilities — analyze images alongside text
- Embeddings API for semantic search and similarity
- Moderation API for content safety filtering
- Assistants API with built-in memory, code interpreter, and file retrieval
- Multi-language support across 50+ languages
About the Publisher
OpenAI is an AI safety company and research laboratory founded in December 2015 by Sam Altman, Greg Brockman, Ilya Sutskever, Elon Musk, and others. Headquartered in San Francisco, OpenAI's mission is to ensure that artificial general intelligence benefits all of humanity. The company is responsible for landmark AI models including the GPT series, DALL-E, Codex, Whisper, and Sora. OpenAI operates as a capped-profit company backed by Microsoft, which has invested over $13 billion into the organization.