ChatGPT

The world's most-used AI assistant for instant answers, writing, research, code, and image generation.

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About ChatGPT

ChatGPT is OpenAI’s flagship AI assistant, used by 800M+ people worldwide and powered by the GPT-5 model family. It handles writing, research, coding, data analysis, image generation, and now agentic web tasks. Features include Deep Research for multi-source reports, Agent Mode for browsing and clicking on your behalf, Codex for software engineering, Sora for video, and gpt-image-2 for native image generation. Custom GPTs, Projects, Memory, and Connectors to Drive, Gmail, GitHub, and Slack make it a true productivity hub for individuals and teams.

Key Features

• GPT-5.5 reasoning + GPT-5.4 Thinking flagship models
• Deep Research for multi-source briefs and reports
• Agent Mode that browses the web and completes tasks autonomously
• Codex software engineering agent inside ChatGPT
• Native image generation with gpt-image-2 and Sora video
• Voice mode, Memory, Projects, and Custom GPTs
• Connectors for Google Drive, Gmail, GitHub, Slack, SharePoint
• Mobile, web, desktop, and macOS apps with global hotkey

Use Cases

• Draft, edit, and polish emails, blog posts, and reports
• Run multi-source Deep Research for competitive analysis
• Generate,, and ship code with the Codex agent
• Summarize and extract insights from PDFs and spreadsheets
• Brainstorm campaigns, hooks, and product ideas
• Create marketing imagery with gpt-image-2 and short videos with Sora

Pros & Cons

Pros

  • The most capable general-purpose AI on the market
  • Largest plugin/connector and Custom GPT ecosystem
  • Agent Mode and Deep Research save hours per week
  • Available on every device with cross-session Memory"]

Cons

  • Pro tier at $200/mo is steep for solo users
  • Free and Plus plans hit usage caps under heavy load
  • Occasional hallucinations on niche or freshly-changed facts
  • Some enterprise controls only at Business/Enterprise tiers