Cubic suggestions

Author: shashi-stackone

stackone_ai/models.py

@@ -596,7 +596,7 @@ def utility_tools(
             from stackone_ai.utility_tools import create_semantic_tool_search
 
             search_tool = create_semantic_tool_search(
-                semantic_client, available_connectors=self.get_connectors() or None
+                semantic_client, available_connectors=self.get_connectors()
             )
             execute_tool = create_tool_execute(self)
             return Tools([search_tool, execute_tool])

stackone_ai/toolset.py

@@ -401,11 +401,10 @@ def _search_one(c: str) -> list[SemanticSearchResult]:
             search_tool = utility.get_tool("tool_search")
 
             if search_tool:
-                fallback_limit = top_k * 3 if top_k is not None else 100
                 result = search_tool.execute(
                     {
                         "query": query,
-                        "limit": fallback_limit,
+                        "limit": top_k,
                         "minScore": min_score,
                     }
                 )

stackone_ai/utility_tools.py

@@ -11,7 +11,7 @@
 
 from stackone_ai.constants import DEFAULT_HYBRID_ALPHA
 from stackone_ai.models import ExecuteConfig, JsonDict, StackOneTool, ToolParameters, Tools
-from stackone_ai.semantic_search import SemanticSearchClient, SemanticSearchResult
+from stackone_ai.semantic_search import SemanticSearchClient, SemanticSearchError, SemanticSearchResult
 from stackone_ai.utils.normalize import _normalize_action_name
 from stackone_ai.utils.tfidf_index import TfidfDocument, TfidfIndex
 
@@ -339,7 +339,7 @@ def execute_search(arguments: str | JsonDict | None = None) -> JsonDict:
 
         all_results: list[SemanticSearchResult] = []
 
-        if available_connectors is not None:
+        if available_connectors is not None and available_connectors:
             # Scoped search: query each connector in parallel
             if connector:
                 connectors_to_search = {connector.lower()} & available_connectors
@@ -357,7 +357,7 @@ def execute_search(arguments: str | JsonDict | None = None) -> JsonDict:
                         try:
                             resp = future.result()
                             all_results.extend(resp.results)
-                        except Exception:
+                        except SemanticSearchError:
                             pass  # Partial failures: skip failed connectors
         else:
             # No connector scoping: query full catalog (backwards compat)