Catch LLM Eval Failures

backend/danswer/search/pipeline.py

@@ -360,10 +360,10 @@ def section_relevance(self) -> list[SectionRelevancePiece] | None:
             try:
                 results = run_functions_in_parallel(function_calls=functions)
                 self._section_relevance = list(results.values())
-            except Exception:
+            except Exception as e:
                 raise ValueError(
-                    "An issue occured during the agentic evaluation proecss."
-                )
+                    "An issue occured during the agentic evaluation process."
+                ) from e
 
         elif self.search_query.evaluation_type == LLMEvaluationType.BASIC:
             if DISABLE_LLM_DOC_RELEVANCE:

backend/danswer/secondary_llm_flows/agentic_evaluation.py

@@ -58,25 +58,30 @@ def _get_metadata_str(metadata: dict[str, str | list[str]]) -> str:
         center_metadata=center_metadata_str,
     )
     filled_llm_prompt = dict_based_prompt_to_langchain_prompt(messages)
-    model_output = message_to_string(llm.invoke(filled_llm_prompt))
+    try:
+        model_output = message_to_string(llm.invoke(filled_llm_prompt))
 
-    # Search for the "Useful Analysis" section in the model output
-    # This regex looks for "2. Useful Analysis" (case-insensitive) followed by an optional colon,
-    # then any text up to "3. Final Relevance"
-    # The (?i) flag makes it case-insensitive, and re.DOTALL allows the dot to match newlines
-    # If no match is found, the entire model output is used as the analysis
-    analysis_match = re.search(
-        r"(?i)2\.\s*useful analysis:?\s*(.+?)\n\n3\.\s*final relevance",
-        model_output,
-        re.DOTALL,
-    )
-    analysis = analysis_match.group(1).strip() if analysis_match else model_output
+        # Search for the "Useful Analysis" section in the model output
+        # This regex looks for "2. Useful Analysis" (case-insensitive) followed by an optional colon,
+        # then any text up to "3. Final Relevance"
+        # The (?i) flag makes it case-insensitive, and re.DOTALL allows the dot to match newlines
+        # If no match is found, the entire model output is used as the analysis
+        analysis_match = re.search(
+            r"(?i)2\.\s*useful analysis:?\s*(.+?)\n\n3\.\s*final relevance",
+            model_output,
+            re.DOTALL,
+        )
+        analysis = analysis_match.group(1).strip() if analysis_match else model_output
 
-    # Get the last non-empty line
-    last_line = next(
-        (line for line in reversed(model_output.split("\n")) if line.strip()), ""
-    )
-    relevant = last_line.strip().lower().startswith("true")
+        # Get the last non-empty line
+        last_line = next(
+            (line for line in reversed(model_output.split("\n")) if line.strip()), ""
+        )
+        relevant = last_line.strip().lower().startswith("true")
+    except Exception as e:
+        logger.exception(f"An issue occured during the agentic evaluation process. {e}")
+        relevant = False
+        analysis = ""
 
     return SectionRelevancePiece(
         document_id=document_id,

web/src/components/search/DocumentDisplay.tsx

@@ -19,6 +19,7 @@ import { FiTag } from "react-icons/fi";
 import { DISABLE_LLM_DOC_RELEVANCE } from "@/lib/constants";
 import { SettingsContext } from "../settings/SettingsProvider";
 import { CustomTooltip, TooltipGroup } from "../tooltip/CustomTooltip";
+import { WarningCircle } from "@phosphor-icons/react";
 
 export const buildDocumentSummaryDisplay = (
   matchHighlights: string[],
@@ -230,7 +231,7 @@ export const DocumentDisplay = ({
               {document.semantic_identifier || document.document_id}
             </p>
           </a>
-          <div className="ml-auto flex gap-x-2">
+          <div className="ml-auto flex items-center">
             <TooltipGroup>
               {isHovered && messageId && (
                 <DocumentFeedbackBlock
@@ -252,7 +253,7 @@ export const DocumentDisplay = ({
                   >
                     <CustomTooltip showTick line content="Toggle content">
                       <LightBulbIcon
-                        className={`${settings?.isMobile && alternativeToggled ? "text-green-600" : "text-blue-600"} h-4 w-4 cursor-pointer`}
+                        className={`${settings?.isMobile && alternativeToggled ? "text-green-600" : "text-blue-600"} my-auto ml-2 h-4 w-4 cursor-pointer`}
                       />
                     </CustomTooltip>
                   </button>
@@ -326,31 +327,32 @@ export const AgenticDocumentDisplay = ({
             </p>
           </a>
 
-          <div className="ml-auto flex gap-x-2">
-            {isHovered && messageId && (
-              <DocumentFeedbackBlock
-                documentId={document.document_id}
-                messageId={messageId}
-                documentRank={documentRank}
-                setPopup={setPopup}
-              />
-            )}
-
-            {(contentEnriched || additional_relevance) &&
-              relevance_explanation &&
-              (isHovered || alternativeToggled) && (
-                <button
-                  onClick={() =>
-                    setAlternativeToggled(
-                      (alternativeToggled) => !alternativeToggled
-                    )
-                  }
-                >
-                  <CustomTooltip showTick line content="Toggle content">
-                    <BookIcon className="text-blue-400" />
-                  </CustomTooltip>
-                </button>
+          <div className="ml-auto items-center flex">
+            <TooltipGroup>
+              {isHovered && messageId && (
+                <DocumentFeedbackBlock
+                  documentId={document.document_id}
+                  messageId={messageId}
+                  documentRank={documentRank}
+                  setPopup={setPopup}
+                />
               )}
+
+              {(contentEnriched || additional_relevance) &&
+                (isHovered || alternativeToggled) && (
+                  <button
+                    onClick={() =>
+                      setAlternativeToggled(
+                        (alternativeToggled) => !alternativeToggled
+                      )
+                    }
+                  >
+                    <CustomTooltip showTick line content="Toggle content">
+                      <BookIcon className="ml-2 my-auto text-blue-400" />
+                    </CustomTooltip>
+                  </button>
+                )}
+            </TooltipGroup>
           </div>
         </div>
         <div className="mt-1">
@@ -367,7 +369,13 @@ export const AgenticDocumentDisplay = ({
                   document.match_highlights,
                   document.blurb
                 )
-              : relevance_explanation}
+              : relevance_explanation || (
+                  <span className="flex gap-x-1 items-center">
+                    {" "}
+                    <WarningCircle />
+                    Model failed to produce an analysis of the document
+                  </span>
+                )}
           </p>
         </div>
       </div>

web/src/components/search/SearchSection.tsx

@@ -579,6 +579,14 @@ export const SearchSection = ({
 
   const { popup, setPopup } = usePopup();
 
+  const shouldUseAgenticDisplay =
+    agenticResults &&
+    (searchResponse.documents || []).some(
+      (document) =>
+        searchResponse.additional_relevance &&
+        searchResponse.additional_relevance[document.document_id] !== undefined
+    );
+
   return (
     <>
       <div className="flex relative pr-[8px] h-full text-default">
@@ -756,7 +764,9 @@ export const SearchSection = ({
                           contentEnriched={contentEnriched}
                           comments={comments}
                           sweep={sweep}
-                          agenticResults={agenticResults && !disabledAgentic}
+                          agenticResults={
+                            shouldUseAgenticDisplay && !disabledAgentic
+                          }
                           performSweep={performSweep}
                           searchResponse={searchResponse}
                           isFetching={isFetching}

web/src/lib/search/streamingQa.ts

@@ -98,7 +98,7 @@ export const searchRequestStreamed = async ({
       }
       previousPartialChunk = partialChunk as string | null;
       completedChunks.forEach((chunk) => {
-        // check for answer peice / end of answer
+        // check for answer piece / end of answer
 
         if (Object.hasOwn(chunk, "relevance_summaries")) {
           const relevanceChunk = chunk as RelevanceChunk;