This feature refers to https://github.com/spring-petclinic/spring-petclinic-langchain4j/issues/10 and https://github.com/langchain4j/langchain4j/pull/2460 and https://github.com/langchain4j/langchain4j/commit/1bfcd9c9cbf7889ec442ce577be7a45713f0fda5 We could try to handle LLM hallucinations during function calls.