fix: make fast natural-language recall relevant

docs/generated/release-truth.json

@@ -134,7 +134,7 @@
     "console_entrypoints": 8,
     "mcp_tools": 50,
     "ops_cli_commands": 5,
-    "pytest_test_functions": 3795
+    "pytest_test_functions": 3803
   },
   "feature_profile_matrix": {
     "capture_hook": [

docs/generated/release-truth.md

@@ -13,7 +13,7 @@ Do not edit this file by hand. Run `python scripts/generate_release_truth.py`.
 - Main CLI commands: **118**
 - Operations CLI commands: **5**
 - Console entrypoints: **8**
-- Pytest source test functions: **3795**
+- Pytest source test functions: **3803**
 
 ## MCP tools
 

memorymaster/core/service.py

@@ -1318,17 +1318,17 @@ def _build_query_statuses(self, include_stale: bool, include_conflicted: bool, i
 
     def _query_legacy_mode(self, query_text: str, limit: int, statuses: list[str], normalized_scopes: list[str] | None, include_sensitive: bool, requesting_agent: str | None, record_accesses: bool = True) -> list[dict[str, Any]]:
         """Query using legacy retrieval mode."""
-        legacy = self._legacy_candidates(
-            query_text, limit, statuses, normalized_scopes
-        )
+        conversational = " OR " in query_text
+        candidate_limit = max(limit * 12, 60) if conversational else limit
+        legacy = self._legacy_candidates(query_text, candidate_limit, statuses, normalized_scopes)
         if not include_sensitive:
             legacy = [claim for claim in legacy if not is_sensitive_claim(claim)]
         # Visibility: filter out private claims from other agents
         legacy = _filter_agent_visibility(legacy, requesting_agent)
         ranked_rows = rank_claim_rows(
             query_text,
             legacy,
-            mode="legacy",
+            mode="hybrid" if conversational else "legacy",
             limit=limit,
             vector_hook=None,
         )