How to Cite AI-Generated Content in Chicago Style

    Learn how to properly cite AI-generated content and tools using both Chicago citation systems with ethical considerations.

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    Published: September 15, 2025

    AI Citation Overview & Ethics

    As AI tools become increasingly important in research and writing, proper citation of AI-generated content is essential for academic integrity. Chicago style is developing guidelines for these emerging sources, emphasizing transparency and ethical use.

    ⚠️ Important Ethical Considerations

    • • Always check your institution's AI policy before using AI tools
    • • Be transparent about AI assistance in your research
    • • Verify AI-generated information through reliable sources
    • • Use AI as a research aid, not a replacement for critical thinking
    • • Consider bias and limitations in AI responses

    AI Citation Elements

    • • AI tool name and version
    • • Company or organization
    • • Date of interaction
    • • Prompt or query (summarized if lengthy)
    • • URL (if applicable)

    ChatGPT Citations

    Notes-Bibliography System

    Footnote/Endnote:
    1. OpenAI, ChatGPT (GPT-4), "Causes of the American Civil War," November 15, 2023, https://chat.openai.com.

    Bibliography entry:
    OpenAI. ChatGPT (GPT-4). "Causes of the American Civil War." November 15, 2023. https://chat.openai.com.

    Author-Date System

    In-text citation:
    (OpenAI 2023)

    Reference list entry:
    OpenAI. 2023. ChatGPT (GPT-4). "Causes of the American Civil War." November 15, 2023. https://chat.openai.com.

    Specific Conversation

    Notes-Bibliography footnote:
    1. OpenAI, ChatGPT (GPT-4), response to "Explain the impact of industrialization on 19th-century labor movements," November 15, 2023, https://chat.openai.com/share/abc123def456.

    Claude and Other AI Assistants

    Claude by Anthropic

    Notes-Bibliography footnote:
    1. Anthropic, Claude (Claude-3), "Analysis of primary sources from the Progressive Era," November 12, 2023, https://claude.ai.

    Author-Date reference list:
    Anthropic. 2023. Claude (Claude-3). "Analysis of primary sources from the Progressive Era." November 12, 2023. https://claude.ai.

    Google Bard

    Notes-Bibliography footnote:
    1. Google, Bard, "Timeline of women's suffrage movement in the United States," November 10, 2023, https://bard.google.com.

    Author-Date reference list:
    Google. 2023. Bard. "Timeline of women's suffrage movement in the United States." November 10, 2023. https://bard.google.com.

    AI Writing and Research Tools

    Grammarly AI

    Notes-Bibliography footnote:
    1. Grammarly, AI writing assistant, suggestions for "Analysis of Civil War primary sources," November 8, 2023, https://app.grammarly.com.

    Notion AI

    Notes-Bibliography footnote:
    1. Notion Labs, Notion AI, "Research outline for democracy in ancient Greece," November 5, 2023, https://notion.so.

    AI-Generated Images and Media

    DALL-E

    Notes-Bibliography footnote:
    1. OpenAI, DALL-E 3, "Industrial revolution factory scene in 1800s America," image generated November 14, 2023, https://openai.com/dall-e-3.

    Author-Date reference list:
    OpenAI. 2023. DALL-E 3. "Industrial revolution factory scene in 1800s America." Image generated November 14, 2023. https://openai.com/dall-e-3.

    Midjourney

    Notes-Bibliography footnote:
    1. Midjourney, "Civil War battlefield reconstruction," AI-generated image, November 11, 2023, https://midjourney.com.

    Code Generation Tools

    GitHub Copilot

    Notes-Bibliography footnote:
    1. GitHub, Copilot, code suggestions for "historical data visualization in Python," November 16, 2023, https://github.com/features/copilot.

    CodeWhisperer

    Notes-Bibliography footnote:
    1. Amazon Web Services, CodeWhisperer, code generation for "census data analysis," November 13, 2023, https://aws.amazon.com/codewhisperer.

    AI Research Assistants

    Perplexity AI

    Notes-Bibliography footnote:
    1. Perplexity AI, "Sources on the economic impact of the New Deal," search results and analysis, November 17, 2023, https://perplexity.ai.

    Author-Date reference list:
    Perplexity AI. 2023. "Sources on the economic impact of the New Deal." Search results and analysis. November 17, 2023. https://perplexity.ai.

    You.com

    Notes-Bibliography footnote:
    1. You.com, YouChat, "Summary of scholarly articles on westward expansion," November 9, 2023, https://you.com.

    Citing AI Assistance vs. AI-Generated Content

    Distinguish between AI assistance (editing, suggestions) and AI-generated content (substantial text creation):

    AI Assistance (Acknowledgment)

    In your acknowledgments or methods section:
    "The author used Grammarly AI for grammar and style suggestions during the revision process."

    AI-Generated Content (Full Citation)

    Notes-Bibliography footnote:
    1. OpenAI, ChatGPT (GPT-4), "Explanation of the causes and effects of the Great Depression," November 18, 2023, https://chat.openai.com.

    Best Practices for AI Citations

    • Version specificity: Include the specific AI model version when known
    • Prompt transparency: Summarize your prompt or query clearly
    • Date precision: Use the exact date of interaction
    • Verification note: Indicate whether AI information was fact-checked
    • Institutional policy: Follow your institution's specific AI citation requirements
    • Conversation context: Provide context if the response was part of a longer conversation

    Evolving Standards

    Note: AI citation standards are rapidly evolving. Always check the latest Chicago Manual of Style updates and your institution's current policies for the most up-to-date guidelines.

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