SafetySetting

Safety settings.

Fields
category enum (HarmCategory)

Required. Harm category.

threshold enum (HarmBlockThreshold)

Required. The harm block threshold.

method enum (HarmBlockMethod)

Optional. Specify if the threshold is used for probability or severity score. If not specified, the threshold is used for probability score.

JSON representation 
{
  "category": enum (HarmCategory),
  "threshold": enum (HarmBlockThreshold),
  "method": enum (HarmBlockMethod)
}

HarmBlockMethod

probability vs severity.

Enums
HARM_BLOCK_METHOD_UNSPECIFIED The harm block method is unspecified.
SEVERITY The harm block method uses both probability and severity scores.
PROBABILITY The harm block method uses the probability score.