AI CITATION • CLAUDE • CHICAGO

How to Cite Claude in Chicago 17th edition

Official The Chicago Manual of Style guidance for generative AI, applied to Claude (Anthropic). Format, in-text citation, and a copy-ready example.

Chicago 17th edition
Anthropic
Shareable links possible (may expire)

About Claude

Claude is an AI assistant developed by Anthropic. Treated like ChatGPT for citation purposes — Anthropic is the publisher, the model name is part of the citation, and you should keep a copy of the response since responses are not retrievable by URL alone.

Publisher: Anthropic
Claude 3.5 Sonnet
Claude 3 Opus
Claude Opus 4

Chicago format for Claude

REFERENCE LIST FORMAT

Text generated by Claude, Anthropic, Date, URL.

Text generated by Claude (3.5 Sonnet), Anthropic, May 7, 2024, https://claude.ai.

IN-TEXT:Note: 1. Text generated by Claude (3.5 Sonnet), Anthropic, May 7, 2024, https://claude.ai.

Handling the prompt

Footnote only; not added to the bibliography.

Information to capture before citing

1

Anthropic is the publisher; Claude is the work title.

2

Include the model name (e.g. Claude 3.5 Sonnet) — this matters as model behaviour evolves.

3

Date of the prompt is the publication date.

4

For the Claude.ai shareable link, include it as the URL but note that it may expire.

Recoverability of Claude responses

Claude.ai supports shareable conversation links, but they can be deleted by the account owner. Save a local copy of the response.

Citing Claude — FAQ

Yes. The Chicago Manual of Style (17th edition) has explicit guidance for AI-generated content. Treat Anthropic as the publisher and Claude as the work. Always check whether your instructor or journal accepts AI-generated material as a source — many require disclosure.

Claude.ai supports shareable conversation links, but they can be deleted by the account owner. Save a local copy of the response.

Footnote only; not added to the bibliography.

Cite the version you used. Claude typically displays the model name (Claude 3.5 Sonnet, Claude 3 Opus) in the interface. If the version isn't shown, cite the date of your conversation — that's enough for most styles.

Not when properly disclosed and cited. Most universities now allow AI assistance with attribution; a few require explicit instructor permission. Always check your course or institutional policy before submitting AI-assisted work.

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