Bias Checker

RoBERTa political bias analysis

Article, sentence, and paragraph political bias analysis

See how your article leans

Paste article text or a URL, choose a mode, and get color-coded political bias predictions powered by a fine-tuned RoBERTa classifier.

Live analysis workspace

Paste a full article or a URL. The backend will extract article text automatically for valid links.

Input guidance

Use article mode for one overall label, sentence mode to inspect line-by-line framing, or paragraph mode for more stable section-level reads.

Current mode

Article analysis

Local MVP flow: input, classify, and inspect segment-level probabilities in one place.

Bias Checker loads your exported local model from `bias_model/` through FastAPI.

Ready to analyze

Paste article text or drop in a URL above, choose how granular you want the analysis to be, and Bias Checker will return probability-weighted LEFT, CENTER, and RIGHT predictions.