@arizeai/phoenix-evals/dist/esm/llm/createHallucinationEvaluator.js

A library for running evaluations for AI use cases

import { createClassifier } from "./createClassifier.js";
import { HALLUCINATION_TEMPLATE, HALLUCINATION_CHOICES, } from "../default_templates/HALLUCINATION_TEMPLATE.js";
/**
 * Creates a function that evaluates whether an answer is factual or hallucinated based on a query and reference text.
 *
 * @param args - The arguments for creating the hallucination evaluator.
 * @returns A function that evaluates whether an answer is factual or hallucinated based on a query and reference text.
 */
export function createHallucinationEvaluator(args) {
    const { choices = HALLUCINATION_CHOICES, promptTemplate = HALLUCINATION_TEMPLATE, ...rest } = args;
    const hallucinationEvaluatorFn = createClassifier({
        ...args,
        promptTemplate,
        choices,
        ...rest,
    });
    return hallucinationEvaluatorFn;
}
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