core/org.llm4s/org.llm4s.rag/org.llm4s.rag.evaluation/RAGASLangfuseObserver

RAGASLangfuseObserver

org.llm4s.rag.evaluation.RAGASLangfuseObserver

See theRAGASLangfuseObserver companion object

class RAGASLangfuseObserver(langfuseUrl: String, publicKey: String, secretKey: String, environment: String, release: String, version: String, batchSender: LangfuseBatchSender)

Observer that logs RAGAS evaluation results to Langfuse.

Integrates with existing Langfuse tracing infrastructure to log:

Individual metric scores
Composite RAGAS scores
Evaluation details and metadata

Value parameters

environment: Environment name (e.g., "production", "development")
langfuseUrl: The Langfuse API URL
publicKey: Langfuse public key
release: Release version
secretKey: Langfuse secret key
version: API version

Attributes

Example

{
val observer = RAGASLangfuseObserver.fromTracingSettings(tracingSettings)
val result = evaluator.evaluate(sample)
result.foreach { evalResult =>
 observer.logEvaluation(evalResult)
}

}

Companion

object

Graph

Supertypes

class Object

trait Matchable

class Any

Members list

Value members

Concrete methods

Log a single evaluation result to Langfuse.

Creates a trace with the evaluation details and scores for each metric.

Value parameters

result: The evaluation result to log
traceId: Optional trace ID to link to an existing trace

Attributes

Log a batch evaluation summary to Langfuse.

Value parameters

summary: The evaluation summary to log

Attributes

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