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AI assistants and model APIs compared

A summary of what each vendor's own public documents say on the headline questions. Click a vendor for more.

QuestionAnthropic (Claude)DeepSeekGoogle Gemini for Workspace and Cloud (business)Microsoft CopilotMistral AIOpenAI (ChatGPT, API)PerplexityxAI (Grok)
AI training on identifiable customer content: defaultNo training on Content, but can train on Inputs and Outputs unless opted out.
Quote“We may use your Inputs and Outputs to train and improve Anthropic AI models, unless you opt out through your account settings. | Anthropic may not train models on Customer Content from Services.”
Yes
Quote“To improve and develop the Services and to train and improve our technology, such as our machine learning models and algorithms. | These entities process the Personal Data You Provide, Automatically Collected Personal Data, and Personal Data from Other Sources for us, as necessary to provide certain functions, such as storage, content delivery, security, research and development, foundation model training and optimization, analytics, customer and technical support.”
——Yes, unless you opt out
Quote“To train our artificial intelligence models (large language models) to answer questions, generate text, translate, summarize and correct text, classify text, analyze feelings, etc. according to context, Inputs (e-mails, letters, reports, computer code, etc.) and Outputs. | We’ve introduced a user control which allows you to object to the use of your input and output data for model training directly from your account. | You do not need ZDR to opt out of model training.”
Yes
Quote“As noted above, we may use Content you provide us to improve our Services, for example to train the models that power ChatGPT.”
—Yes, unless opted out
Quote“When logged into our Service, you can select whether or not you want us to use your User Content to improve our products and services and train our models.”
Product-improvement use of contentYes
Quote“To improve the Services and conduct research, including training our models and conducting broader research on AI-related topics such as the societal impacts of AI; and”
Yes
Quote“We use your Personal Data to operate, provide, develop, and improve the Services, including for the following purposes...”
—Yes
Quote“We don’t own Your Content, but we may use Your Content to operate Copilot and improve it.”
Yes
Quote“To improve the Mistral AI Products or develop new products (but excluding model training), such as to conduct research or to make aggregated or anonymous datasets or statistics”
Yes
Quote“We may use Content to provide, maintain, develop, and improve our Services, comply with applicable law, enforce our terms and policies, and keep our Services safe.”
Yes
Quote“you grant us a license to access, use, host, cache, store, reproduce, transmit, display, publish, distribute, and modify Your Content to operate, improve, promote and provide the Services”
Yes
Quote“improve our products and the Service and for our other business purposes, such as data analysis, customer and market research, developing new products or features, or identifying or displaying usage or User Content trends”
Terms change noticeDays stated
Quote“Anthropic may update the published rates, to be effective the earlier of 30 days after the updates are posted by Anthropic or Customer otherwise receives Notice.”
Effective on posting
Quote“If such changes may greatly affect your rights, we will promptly notify you through in-site notifications, website announcements, or via email.”
Not statedEffective on posting
Quote“Effective: August 18, 2026”
Not stated———
AI statusAI-native
Quote“Anthropic is an AI safety and research company working to build reliable, interpretable, and steerable AI systems.”
AI-native
Quote“These encompass platforms with generative artificial intelligence services at their core, among other functionalities”
AI features
Quote“The questions that you ask Gemini, including any input information or code that you submit to Gemini to analyze or complete, are called prompts. The answers or code completions that you receive from Gemini are called responses.”
AI-native
Quote“Copilot is an AI-powered conversational service.”
—AI-native
Quote“OpenAI is an AI research and deployment company.”
—AI-native
Quote“we have developed “Grok,” a conversational generative AI powered by SpaceXAI’s large language models.”

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How we read documents ?We review the vendor's own public documents, like their terms of service, privacy policy, data processing agreement, and trust pages. Some answers come from a vendor's help or website pages, which are not contract terms, so each source is labelled with the kind of document it is. Every answer below carries a short quote or excerpt, a link to the source, and the date we captured it.

All descriptions are for informational purposes only. Nothing here is a legal interpretation or legal advice.

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