Paste text, pick a model, see which sentences were likely written by AI. Four independent detectors with sentence-level highlighting.
Three simple steps from text to verdict.
Submit any passage you want to verify, from a sentence to an entire article.
Four independent detection models cross-validate the text, analysing 55+ AI markers.
Receive sentence-level highlighting, flagged AI markers, and an ordinal classification.
Everything you need to identify AI-generated content.
Four independent models run in parallel for robust cross-validation. Each uses different features and architectures.
Identifies slop phrases, discourse connectives, intensifiers, and contraction patterns that betray AI authorship.
Every sentence is colour-coded by AI probability with flagged words annotated inline.
Public report URLs with rich formatting. Share findings with colleagues or embed in workflows.
OpenAPI documentation, scoped API keys, and rate limiting. Integrate detection into any pipeline.
Beyond binary: Human, Light Edit, Heavy Edit, or Full AI. Understand the degree of AI involvement.
Use SloppyStoppy wherever you work.
Paste text, get instant analysis with sentence-level highlighting.
Integrate detection into your pipeline with our documented API.
Generate public URLs to share detection results.
Right-click any text on the web to check for AI generation.
pip install sloppystoppy — detect AI text in 3 lines of code.
Check messages and documents directly in Slack.
Highlight AI-generated code and text in your editor.
Scan posts and comments before publishing.
Upload CSV/PDF files for batch analysis.
Sentence-level highlighting with inline marker annotations.
Start free. Scale when you need to.
All plans include sentence-level highlighting, AI marker detection, and detailed explanations. Pro and Enterprise plans include ordinal classification and phrase-level evidence.
Questions, feedback, or enterprise inquiries? We'd love to hear from you.