Module: Legion::LLM::Inference::Steps::ConfidenceScoring

Includes:
Logging, Legion::Logging::Helper
Included in:
Executor
Defined in:
lib/legion/llm/inference/steps/confidence_scoring.rb

Instance Method Summary collapse

Instance Method Details

#step_confidence_scoring ⇒ Object 



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# File 'lib/legion/llm/inference/steps/confidence_scoring.rb', line 14

def step_confidence_scoring
  unless @raw_response
    log_step_debug(:confidence_scoring, :skipped, reason: :no_response)
    return
  end

  opts = {
    json_expected:     @request.response_format&.dig(:type) == :json,
    quality_threshold: @request.extra&.dig(:quality_threshold),
    confidence_score:  @request.extra&.dig(:confidence_score),
    confidence_bands:  @request.extra&.dig(:confidence_bands)
  }.compact

  @confidence_score = Quality::Confidence::Scorer.score(@raw_response, **opts)
  (@enrichments ||= {})['confidence:score'] = @confidence_score.to_h
  log_step_debug(
    :confidence_scoring,
    :scored,
    score:  @confidence_score.score.round(3),
    band:   @confidence_score.band,
    source: @confidence_score.source
  )

  @timeline.record(
    category: :internal, key: 'confidence:scored',
    direction: :internal,
    detail: "score=#{@confidence_score.score.round(3)} band=#{@confidence_score.band} source=#{@confidence_score.source}",
    from: 'pipeline', to: 'pipeline'
  )
  handle_low_confidence if low_confidence?(@confidence_score)
rescue StandardError => e
  @warnings << "confidence_scoring error: #{e.message}"
  handle_exception(e, level: :warn, operation: 'llm.pipeline.steps.confidence_scoring')
  @confidence_score = nil
end