
Detection accuracy
99.4%Share of French texts we classified correctly across 11,998 human and AI writing samples.
DetectRL-X dataset

Share of French texts we classified correctly across 11,998 human and AI writing samples.
DetectRL-X datasetShare of human-written French texts our detector flagged as AI-generated.
E-CALM datasetUse the original French passage, including its accents and punctuation.
Paste a passage in French or upload a PDF, DOCX or TXT file.
Choose Deep AI Scan and select Run scan to open the analysis in the app.
Read each highlighted sentence in context. Drafts and sources can help explain how a passage was written.
Review dissertations, commentaries and coursework in the original French. Compare highlighted passages with the student’s drafts and sources before drawing a conclusion.
Check French articles, abstracts and reports before publication. Sentence-level analysis helps editors focus their review on passages that need a closer look.
Keep your review workflow in English while assessing French copy. Check each language separately when a document includes quotations or translated passages.

The detector looks for writing patterns associated with AI-generated text. You can review the overall result and see which sentences contributed to it.
Dans notre bibliothèque de quartier, les ateliers de lecture réunissent chaque semaine des personnes de tous âges. Les participants choisissent un livre, partagent leurs impressions et discutent des passages qui les ont marqués. Ce rendez-vous permet de découvrir de nouveaux auteurs et de créer des liens entre voisins.
Yes. The free plan includes a scan allowance. Your account shows how many words and scans you have left.
We correctly classified 99.4% of the 11,998 French samples in DetectRL-X. In a separate test on E-CALM, we flagged 0.56% of human-written texts as AI-generated. Results can vary with the length and subject of your text.
It’s AI checks French writing for signs of AI-generated content, including text that may come from ChatGPT. The score estimates how likely a passage is to contain AI-generated writing. Identifying the model or author requires other evidence.
Paste the original French passage. Translation changes the wording and sentence structure that the detector analyses.
Yes. Paste the original French text, keeping accents, punctuation and quotations intact. Avoid translating or simplifying it before scanning. Review quoted material separately from the author’s own writing when interpreting the result.
Review the full passage and the sentence-level analysis together. Short, edited, formulaic or mixed-language texts may need extra care. Compare results with drafts, references and the author’s process. An AI score alone is not proof of misconduct or authorship.