Evil Martians · Ruby

Would a model train on this page?

Paste a URL. We extract the main text and score it with the open FineWeb-Edu classifier, the documented filter behind the FineWeb corpus, then give specific, measured feedback. The researchers who build these filters report that people cannot guess their verdicts by eye, so measuring beats guessing.

Best available open proxy, not the actual filter used by Claude, GPT, or Gemini (those are undisclosed). Only the first ~512 tokens are scored. Treat it as directional.

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