agromatrix: deterministic plant-id flow + confidence guard + plantnet env

services/router/tool_manager.py

@@ -812,6 +812,21 @@ class ToolManager:
         if "web.telegram.org" in host:
             return True
         return False
+
+    @staticmethod
+    def _normalize_confidence(value: Any) -> float:
+        try:
+            v = float(value)
+        except Exception:
+            return 0.0
+        if v < 0:
+            return 0.0
+        # Some backends return percentages (e.g. 97.6) instead of 0..1.
+        if v > 1.0 and v <= 100.0:
+            v = v / 100.0
+        if v > 1.0:
+            v = 1.0
+        return v
     
     async def execute_tool(
         self,
@@ -2802,10 +2817,7 @@ class ToolManager:
                     if not isinstance(row, dict):
                         continue
                     conf = row.get("confidence", 0.0)
-                    try:
-                        conf_f = float(conf)
-                    except Exception:
-                        conf_f = 0.0
+                    conf_f = self._normalize_confidence(conf)
                     top_k_rows.append({
                         "confidence": conf_f,
                         "name": str(row.get("name") or row.get("scientific_name") or "unknown"),
@@ -2816,10 +2828,7 @@ class ToolManager:
                     if not isinstance(item, dict):
                         continue
                     score = item.get("score", item.get("confidence", 0.0))
-                    try:
-                        score_f = float(score)
-                    except Exception:
-                        score_f = 0.0
+                    score_f = self._normalize_confidence(score)
                     sname = item.get("scientific_name") or item.get("label") or item.get("name") or "unknown"
                     cname = item.get("common_name") or item.get("common") or sname
                     top_k_rows.append({