Criteria Class — langchain Architecture

Architecture documentation for the Criteria class in config.py from the langchain codebase.

Class python

Entity Profile

Dependency Diagram

graph TD
  d5ff073b_28be_e5c8_0717_8df9da99e9f9["Criteria"]
  5528a09f_3682_a8b0_958b_cd9a898b6e3c["SingleKeyEvalConfig"]
  d5ff073b_28be_e5c8_0717_8df9da99e9f9 -->|extends| 5528a09f_3682_a8b0_958b_cd9a898b6e3c
  ba7f9415_541a_d99f_0400_a688a10212b0["config.py"]
  d5ff073b_28be_e5c8_0717_8df9da99e9f9 -->|defined in| ba7f9415_541a_d99f_0400_a688a10212b0

Relationship Graph

Source Code

libs/langchain/langchain_classic/smith/evaluation/config.py lines 123–133

    class Criteria(SingleKeyEvalConfig):
        """Configuration for a reference-free criteria evaluator.

        Attributes:
            criteria: The criteria to evaluate.
            llm: The language model to use for the evaluation chain.
        """

        criteria: CRITERIA_TYPE | None = None
        llm: BaseLanguageModel | None = None
        evaluator_type: EvaluatorType = EvaluatorType.CRITERIA