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Author: Evgenii-Kazannik

x-pack/plugin/inference/src/main/java/org/elasticsearch/xpack/inference/services/huggingface/rerank/HuggingFaceRerankServiceSettings.java

@@ -97,6 +97,10 @@ public int maxInputTokens() {
         return RERANK_TOKEN_LIMIT;
     }
 
+    // Sometimes the model is not defined in the service settings.
+    // This can happen for external providers (e.g. hugging face, azure ai studio)
+    // where the provider requires that the model be chosen when initializing a deployment within their service.
+    // In this situation, return null.
     @Override
     public String modelId() {
         return null;