Vendors

Is Replit’s AI agent safe to point at a real environment? Treat it as a prototyping tool: the best-known case of an AI agent destroying a production database happened on it.

Does Cursor send your code to model providers? Privacy Mode is what limits it. Cursor turns it on by default for Teams and Enterprise; on an individual plan, check that it is switched on.

Does GitHub Copilot train on your private code? On the individual tiers you have to opt out yourself; the Business and Enterprise tiers exclude your code by contract.

Does Grok train on your data? Unless you opt out, xAI can use your public X posts and your Grok conversations to train its models. The opt-out is in X’s privacy settings, and the Grok app has its own data control.

Is Perplexity safe to use for business research? Consumer and Enterprise are governed very differently. A 2026 class action about ad trackers was withdrawn by the plaintiff on 1 May 2026, before any court ruling.

Does Microsoft Copilot train on your prompts and files? With a work or school account, Microsoft says prompts and responses are not used to train its foundation models. For the new consumer app, Microsoft’s own documentation does not say either way, and which sign-in you use decides almost everything else.

Does Google use your Gemini chats to train its models? It depends entirely on whether you are in consumer Gemini or Gemini inside Google Workspace, and the gap between the two is the widest in this database.

Does Claude train on your conversations? On Free, Pro and Max it can, when the model-improvement setting is on; you choose at sign-up and can change it later. Team, Enterprise and the API are not used for training.

Does ChatGPT train on what you type into it? On the consumer tiers it does by default, and the opt-out is a single setting most people never open.