• browse the web
  • display images in responses (but it can generate images, and you can upload images)
  • do “Deep Research”
  • function as an agent
  • network with the Canvas code generator
  • download files

As OpenAI puts it:

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“Lockdown Mode is not intended for everyone. It is designed for people and organizations that handle sensitive data and want stricter protection from data exfiltration risks related to prompt injection.”