Have Gemini extract each factual claim from a passage, rate it supported / unsupported / needs-source, and explain what evidence would settle the unsupported ones.
El prompt
Fact-check the following passage. Extract each discrete factual claim. For each, label it SUPPORTED, UNSUPPORTED, or NEEDS-SOURCE, give a one-line reason, and note what evidence would confirm it. Do not rewrite the passage; only assess it. Passage: [PASTE].
Reemplaza las variables
[PASTE]The text to check, up to a few paragraphs.
Qué modelo usar
- Gemini 3.6 Flash — Claim extraction is fast and cheap; Flash handles it well.
Entrada de ejemplo
- [PASTE] = a marketing paragraph with three statistics.
Resultado de ejemplo
Solo publicamos resultados de ejemplo de ejecuciones reales del modelo. Esta plantilla aún no se ha probado formalmente, por lo que no se muestra ningún resultado. Ejecútala tú mismo con la entrada de arriba.
Por qué funciona esta estructura
- Per-claim labelling stops one wrong number from discrediting the whole passage.
- Asking for the confirming evidence turns the output into a to-do list.
Fallos comunes y soluciones
The checker asserts SUPPORTED without a source.
Solución: Require a citation for any SUPPORTED label, or downgrade to NEEDS-SOURCE.
Limitaciones conocidas
- The model may not know recent facts; enable grounding where possible.