OpenAI's conversational AI and code generation
OpenAI's ChatGPT is the world's most-used AI assistant, with GPT-4.5 powering natural language tasks, and Codex powering code completion. ChatGPT Plus includes GPT-4.5, DALL-E 3 image generation, code interpreter, and plugin/tool access. The OpenAI API provides programmatic access to all models with per-token pricing.
OpenAI's most capable model with improved instruction following, creativity, and factual accuracy
Generate high-quality images from text descriptions, integrated directly into ChatGPT conversations
Executes Python code in a sandboxed environment for data analysis, visualization, and computation
Structured JSON function calling enables reliable tool use and integration with external APIs
The Codex API now includes new, more efficient models for enhanced code generation and developer assistance.
$0/mo
$20/mo
Per user per month
Build persistent AI assistants with thread management, file uploads, code interpreter, and retrieval
Extended chain-of-thought reasoning models for complex math, coding, and scientific problems
OpenAI has rolled out enhanced fine-tuning capabilities for the ChatGPT API, allowing for greater model customization.
$30+/user/mo
Annual contract