Model identifier exposed by the provider, for example gpt-4.1-mini.
Provider identifier, for example openai or anthropic.
To discover valid values for the current project, call GET /api/public/llm-connections and use one of the returned provider values.
Explicit model configuration for an evaluator.
If the complete
modelConfigisnull, Langfuse uses the project's default evaluation model. If provided, the model must be available to the project when the evaluator or evaluation rule is enabled.Example