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AI Resume Detector

Detect whether a resume, cover letter, or CV was written by a person, an AI model, or both. Upload a file or paste the text, and get a probability score, per-sentence highlighting, and the model the writing resembles.

Supported Languages:  

English

French

Spanish

German

All others

AutoEnglishAfrikaansAlbanianAmharicArabicArmenianAzerbaijaniBasqueBelarusianBengaliBosnianBulgarianCatalanCebuanoChichewaChinese SimplifiedChinese TraditionalCorsicanCroatianCzechDanishDutchEsperantoEstonianFilipinoFinnishFrenchFrisianGalicianGeorgianGermanGreekGujaratiHaitian CreoleHausaHawaiianHebrewHindiHmongHungarianIcelandicIgboIndonesianIrishItalianJapaneseJavaneseKannadaKazakhKhmerKoreanKurdishKyrgyzLaoLatinLatvianLithuanianLuxembourgishMacedonianMalagasyMalayMalayalamMalteseMaoriMarathiMongolianMyanmarNepaliNorwegianPashtoPersianPolishPortugueseRomanianRussianSamoanScots GaelicSerbianSesothoShonaSindhiSinhalaSlovakSlovenianSomaliSpanishSundaneseSwahiliSwedishTajikTamilTeluguThaiTurkishUkrainianUrduUzbekVietnameseWelshXhosaYiddishYorubaZulu

Try sample

Claude
GPT-5.2
Gemini 3
Human

(.doc, .docx, .pdf)

Bulk Detection
0/5000 characters

1 Credit Cost

Detection Mode

Basic

Advance

Optional Add-ons

Sentence Analysis

Detailed Sentence level detection

Plagiarism Checker

Scan copied text online

AI Image Detector

Check if an image is AI-generated

Trusted by 10k+ Universities • 50k+ Businesses • 100+ Countries

Get Your AI Probability Score

AI Resume Detector returns an overall AI probability score for every document scanned. It reports the result as a percentage with a confidence score. CudekAI presents these as estimates, not certainties, because no detector proves how a document was written.

Highlight AI-Written Sentences

Resume Detector marks each line with a per-sentence prediction instead of one score for the whole file. It highlights the passages most likely to be machine-generated, and a token count shows how much text carried the result. CudekAI points to the exact sentences worth reviewing.

Detect AI In Any Document

AI Resume Detector scans resumes, cover letters, job applications, professional bios, and academic CVs. It handles long-form CVs carrying publications, grants, and teaching sections at any length. CudekAI reads the text, and formatting or file type makes no difference to the result.

Detect Every Major AI Model

AI Resume Detector identifies output from ChatGPT, Claude, Gemini, Llama, Qwen, and DeepSeek while maintaining strong detection performance on older model output found in resumes.

Explore All Detector Features

Spot Common AI Red Flags

Flags repetitive phrasing, identical bullet lengths, round-numbered metrics, and the verb-object-result bullet pattern AI writes by default. CudekAI catches all four before a recruiter does.

Analyze Linguistic Detection Signals

Measures sentence variety, burstiness, and verb clustering across a full document. Explains a high score instead of leaving a candidate guessing.

Recognize Human Writing Signals

Scores personalized voice, varied sentence structure, and unique expressions as human indicators. AI Resume Detector protects a genuinely written resume from a false flag.

Ground Claims in Real Specifics

Checks whether achievements name real projects, actual numbers, and team sizes. Shows a candidate which bullets need a real number added.

Read Your Risk Band

Sorts results into bands, with scores under 30% reading as low risk and scores above 50% flagged as high. Settles whether a resume goes out today or gets another pass.

Re-Scan Inside the Editor

Re-scans an edited resume in one click, inside the same workspace. CudekAI confirms an edit worked without a fresh upload.

Scan Each Resume Separately

Analyzes one document at a time and returns its own result for each. AI Resume Detector keeps a weak resume from dragging a strong one down.

Track Resume Versions

Attaches the last AI score to every saved version of a resume. Marks which tailored version is safest to send.

Classify AI, Human or Mixed

AI Resume Detector classifies every document as AI_GENERATED, HUMAN_GENERATED, or MIXED. AI Resume Detector analyzes text characteristics and composition without matching against a database of known writing. CudekAI returns the mixed category for documents that combine drafted and edited passages, which describes most working resumes.

Why Choose CudekAI AI Resume Detector

Trust Proven Detection Accuracy

CudekAI Resume Detector detects AI-written text at 97%+ accuracy and retrains the model on each new AI release. It uses the same model for current and older output, keeping detection consistent over time.

Screen Applicants At Scale

AI Resume Detector processes thousands of resumes and cover letters for recruiters working through high volumes. It returns a score per document that a hiring team reads alongside the application never in place of it.

Reviews

Professionals and everyday users rely on it

Caught My Repeated Verb Bullets

Ran my own resume through it expecting a clean result and got 62%. Turns out I had leaned on the same three verbs for every bullet, which I would never have noticed.

M

Marcus D.

Per-Sentence Highlighting Makes It Usable

We screen about four hundred applications a cycle. The per-sentence highlighting is what makes it usable, since a bare percentage tells a recruiter nothing actionable.

R

Renee P.

Score Dropped After Hand-Editing

Scores move a lot depending on how much I edit. The resume I rewrote by hand dropped from 71% to 18%, which felt right, but I would not treat any single number as final.

F

Farid A.

Version Tracking Saves Me

The version tracking saves me. I tailor for every role and now each saved copy carries its own score instead of me guessing which one I already checked.

B

Bianca L.

Flagged My Own Genuine Writing

It flagged a section I had genuinely written myself. Worth knowing the score is a signal and not a verdict, especially if English is not a candidate's first language.

O

Owen K.

Support

Frequently Asked Questions (FAQs)

What is an AI resume detector?

AI Resume Detector is an AI tool by CudekAI that scans a resume, cover letter, or CV and estimates how much of the text was written by an AI model.

How does the AI resume detector work?

AI Resume Detector measures how a document is written, weighing rhythm, phrasing, and structural repetition against patterns typical of machine-generated text. CudekAI returns an overall probability score alongside a per-sentence breakdown.

How accurate is AI resume detection?

CudekAI reports 97%+ detection accuracy on its current model. AI Resume Detector returns a probability estimate, and a score belongs alongside a human read of the application, never in place of one.

What AI probability score is safe?

Under 30% AI probability reads as low risk, and anything above 50% is flagged as high. AI Resume Detector shows the band alongside the number and the band signals whether edits are worth making.

Which AI models can AI Resume Detector detect?

AI Resume Detector identifies output from ChatGPT, Claude, Gemini, Llama, Qwen, and DeepSeek, including GPT-5, Claude 4.5, Gemini 2.5, Qwen3, DeepSeek-V3, and Llama 4.

Can AI Resume Detector check cover letters and CVs?

Yes. CudekAI handles every application document, from a one-page cover letter to a multi-page academic CV.

Does using AI on a resume get it rejected?

CudekAI does not make that determination automatically. Hiring standards vary by employer, and a resume that reads as entirely machine-written carries more risk than one showing a candidate's own voice. AI Resume Detector shows which passages read that way before an application goes out.

Can I lower my AI score?

Yes, AI Resume Detector scores lower when achievements name real projects, actual numbers, and team sizes because specific detail is what generic AI phrasing lacks. CudekAI re-scans an edited draft in one click.

Can CudekAI AI Resume Detector screen multiple resumes at once?

No. AI Resume Detector analyzes one document at a time and returns a separate result for each, which keeps one candidate's score from affecting another's.

Why was my own writing flagged?

AI Resume Detector reads writing patterns, so formal, structured resumes can score high even when written entirely by a person. CudekAI reports a probability, not a verdict, and non-native English writers experience this issue most often.

Detect AI in your resume free

Detect AI in your resume free