Function createPiiDetectionEvaluator

createPiiDetectionEvaluator<
    RecordType extends
        Record<string, unknown> = PiiDetectionEvaluationRecord,
>(
    args: PiiDetectionEvaluatorArgs<RecordType>,
): ClassificationEvaluator<RecordType>
Creates a PII detection evaluator.

This function returns an evaluator that screens a conversation record for personally identifiable information, including content in tool calls, tool results, and retrieved documents the end user may never have seen.
Type Parameters
- RecordType extends Record<string, unknown> = PiiDetectionEvaluationRecord
Parameters
- args: PiiDetectionEvaluatorArgs<RecordType>
  The arguments for creating the PII detection evaluator.
  - Optionalchoices?: ClassificationChoicesMap
  - OptionalinputMapping?: ObjectMapping<RecordType>
    
    The mapping of the input to evaluate to the shape that the evaluator expects
  - model: LanguageModel
  - Optionalname?: string
  - OptionaloptimizationDirection?: OptimizationDirection
  - OptionalpromptTemplate?: PromptTemplate
  - Optionaltelemetry?: TelemetryConfig
Returns ClassificationEvaluator<RecordType>
An evaluator function that takes a PiiDetectionEvaluationRecord and returns a classification result indicating whether the record contains PII (pii_detected) or not (no_pii_detected).
Example
```
const evaluator = createPiiDetectionEvaluator({ model: openai("gpt-4o-mini") });
const result = await evaluator.evaluate({
  conversation:
    "User: Reset my account.\nAssistant: What email is on the account?\nUser: jane.doe@acme.com",
});
console.log(result.label); // "pii_detected"
```
- Defined in llm/createPiiDetectionEvaluator.ts:55