Multilingual AI Detection: Detect AI Text in 20+ Languages

Built for Every Language

Proofademic Delivers Accurate Detection Across 23 Languages

Proofademic doesn't just translate English models. Our detection engine is trained on multilingual AI-generated content, so it understands the patterns specific to each language. From sentence structure to word frequency to stylistic markers.

Supported languages: Arabic, Bahasa, Bulgarian, Catalan, Chinese, Croatian, Czech, Dutch, French, German, Greek, Italian, Japanese, Korean, Polish, Portuguese, Romanian, Russian, Slovak, Slovenian, Spanish, Ukrainian, and Vietnamese.

Language-Aware Detection Models

Each language has its own grammatical structures and AI tells. Proofademic’s models are trained to recognize AI patterns natively in each language, not through translated English proxies.

Automatic Language Detection

No need to manually select a language before scanning. Proofademic automatically identifies the language of the submitted text and applies the appropriate detection model.

Full Sentence-Level Heatmap in Any Language

Regardless of language, every scan produces the same sentence-by-sentence color-coded heatmap with individual confidence scores. No feature downgrades for non-English submissions.

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True Multilingual Detection

Why Multilingual AI Detection Matters for Global Institutions

Students around the world use ChatGPT, Claude, and Gemini in their own languages, not just English. If your AI detector can't keep up, entire departments are left unprotected. Proofademic's multilingual engine applies the same sentence-level analysis across every supported language.

Detect AI Content in Spanish, French, German & More

Proofademic’s detection models are trained on multilingual datasets, delivering reliable results for the languages your students actually write in, not just English translations.

Support International Campuses and Exchange Programs

Universities with international students, branch campuses, or multilingual programs need a single detection tool that works everywhere. Proofademic eliminates the need for separate solutions per language.

Continuously Updated Language Models

As AI writing tools expand their multilingual capabilities, Proofademic’s detection models are updated to keep pace. We are covering new languages and evolving AI patterns as they emerge.

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The English-Only Problem

What Happens When Your AI Detector Only Speaks English

A professor receives a thesis written in Spanish. Their AI detector was built for English. The result? Either wildly inaccurate scores, a “language not supported” error, or worse - a false sense of confidence from a tool running analysis it wasn't designed for.

Inaccurate Results in Non-English Text

English-trained detectors misread sentence structures, idioms, and syntax patterns in other languages. The result is inflated false positive rates that punish students writing in their native language.

Entire Departments Left Without Coverage

If your institution teaches in Spanish, Mandarin, Arabic, or any non-English language, an English-only detector creates a blind spot. Students using AI tools in those languages face zero oversight.

Unfair Standards Across Student Populations

English-speaking students get checked. Non-English-speaking students don’t - or get unreliable results. That’s an equity issue that undermines institutional trust and policy consistency.

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Who Needs Multilingual AI Detection?

International Universities

Institutions with multilingual student bodies, exchange programs, or campuses in multiple countries need detection that works in every language of instruction.

Language Departments & Programs

Foreign language, literature, and translation departments need AI detection that can evaluate student work in the language it was written in.

Academic Integrity Officers

Enforcing consistent AI policies across an entire institution means having tools that work equally well for every department, regardless of what language their students submit in.

ESL & EFL Educators

English as a second/foreign language instructors work with students whose writing naturally reads differently from native English. Multilingual-trained detection models reduce false positives that disproportionately affect non-native speakers.

FAQs

Proofademic supports AI detection in 23 languages:Arabic, Bahasa, Bulgarian, Catalan, Chinese, Croatian, Czech, Dutch, French, German, Greek, Italian, Japanese, Korean, Polish, Portuguese, Romanian, Russian, Slovak, Slovenian, Spanish, Ukrainian, and Vietnamese.

Proofademic’s multilingual detection models are trained on AI-generated content in each supported language, not just translated English models. This means detection accuracy remains high across languages, with the same sentence-level precision and confidence scoring you get in English.

No. Proofademic automatically detects the language of the submitted text and applies the appropriate detection model. This works even for documents that contain multiple languages. Each section is analyzed using the correct language model.

Yes. Every supported language gets the full sentence-level analysis with color-coded heatmaps and individual confidence scores. There are no feature downgrades or reduced functionality for non-English submissions.

English-trained AI detection models learn patterns specific to English sentence structure, word frequency, and syntax. When applied to other languages, these patterns don’t transfer accurately. The detector misinterprets normal non-English writing patterns as AI-generated, leading to inflated false positive rates.

Proofademic detects content generated by ChatGPT, Claude, Gemini, Llama, and other major AI writing models across all supported languages. As AI tools improve their multilingual output, Proofademic’s detection models are updated accordingly.

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AI Detection That Works in Every Language Your Students Write In