diff --git a/scripts/podx-tools.sh b/scripts/podx-tools.sh
index 82c6fdb..0ab8def 100755
--- a/scripts/podx-tools.sh
+++ b/scripts/podx-tools.sh
@@ -63,6 +63,25 @@ fi
 : "${OPENWEBUI_URL:=http://localhost:3003}"
 : "${OPENWEBUI_API_KEY:=}"
 
+# Resolve a working OpenWebUI base URL (fallback from host.docker.internal -> localhost)
+_owui_url() {
+  local u="${OPENWEBUI_URL:-http://localhost:3003}"
+  # quick health check
+  local code
+  code=$(curl -sS -o /dev/null -w "%{http_code}" "$u/api/health" || true)
+  if [ "$code" != "200" ]; then
+    if [[ "$u" == *host.docker.internal* ]]; then
+      local alt="${u/host.docker.internal/localhost}"
+      code=$(curl -sS -o /dev/null -w "%{http_code}" "$alt/api/health" || true)
+      if [ "$code" = "200" ]; then
+        echo "$alt"
+        return
+      fi
+    fi
+  fi
+  echo "$u"
+}
+
 # ---------- Helpers ----------
 _require() {
   local name="$1" val="${2:-}"
@@ -77,7 +96,7 @@ _kb_id_by_name() {
   _require "OPENWEBUI_API_KEY" "$OPENWEBUI_API_KEY"
   _require "OPENWEBUI_URL" "$OPENWEBUI_URL"
   curl -sS -H "Authorization: Bearer $OPENWEBUI_API_KEY" \
-    "$OPENWEBUI_URL/api/v1/knowledge/list" \
+    "$(_owui_url)/api/v1/knowledge/list" \
   | python3 - "$kb_name" <<'PY'
 import sys,json,os
 name=sys.argv[1]
@@ -198,14 +217,14 @@ print(f\"Indexed {n} document(s).\")"
   # ---- OpenWebUI ----
   owui-health)
     _require "OPENWEBUI_URL" "$OPENWEBUI_URL"
-    curl -sS -o /dev/null -w "%{http_code}\n" "$OPENWEBUI_URL/api/health"
+    curl -sS -o /dev/null -w "%{http_code}\n" "$(_owui_url)/api/health"
     ;;
 
   owui-kbs)
     _require "OPENWEBUI_URL" "$OPENWEBUI_URL"
     _require "OPENWEBUI_API_KEY" "$OPENWEBUI_API_KEY"
     curl -sS -H "Authorization: Bearer $OPENWEBUI_API_KEY" \
-      "$OPENWEBUI_URL/api/v1/knowledge/list" | ppjson
+      "$(_owui_url)/api/v1/knowledge/list" | ppjson
     ;;
 
   owui-kb-id)
@@ -225,7 +244,7 @@ print(f\"Indexed {n} document(s).\")"
     _require "OPENWEBUI_API_KEY" "$OPENWEBUI_API_KEY"
     curl -sS -H "Authorization: Bearer $OPENWEBUI_API_KEY" \
       -F "file=@$file" \
-      "$OPENWEBUI_URL/api/v1/files/" | ppjson
+      "$(_owui_url)/api/v1/files/" | ppjson
     ;;
 
   owui-attach)
@@ -236,14 +255,14 @@ print(f\"Indexed {n} document(s).\")"
     fi
     _require "OPENWEBUI_URL" "$OPENWEBUI_URL"
     _require "OPENWEBUI_API_KEY" "$OPENWEBUI_API_KEY"
-    FILE_JSON="$(curl -sS -H "Authorization: Bearer $OPENWEBUI_API_KEY" -F "file=@$file" "$OPENWEBUI_URL/api/v1/files/")"
+    FILE_JSON="$(curl -sS -H "Authorization: Bearer $OPENWEBUI_API_KEY" -F "file=@$file" "$(_owui_url)/api/v1/files/")"
     FILE_ID="$(python3 -c 'import sys,json; d=json.loads(sys.stdin.read()); print(d.get("id") or (d.get("data") or {}).get("id",""))' <<<"$FILE_JSON")"
     if [ -z "$FILE_ID" ]; then echo "Upload failed (no file id)"; echo "$FILE_JSON" | ppjson; exit 1; fi
     KB_ID="$(_kb_id_by_name "$kb_name")"
     if [ -z "$KB_ID" ]; then echo "KB '$kb_name' not found"; exit 1; fi
     curl -sS -H "Authorization: Bearer $OPENWEBUI_API_KEY" -H "Content-Type: application/json" \
       -d "{\"file_id\":\"$FILE_ID\"}" \
-      "$OPENWEBUI_URL/api/v1/knowledge/$KB_ID/file/add" | ppjson
+      "$(_owui_url)/api/v1/knowledge/$KB_ID/file/add" | ppjson
     ;;
 
   owui-kb-files)
@@ -255,7 +274,7 @@ print(f\"Indexed {n} document(s).\")"
     KB_ID="$(_kb_id_by_name "$kb_name")"
     if [ -z "$KB_ID" ]; then echo "KB '$kb_name' not found"; exit 1; fi
     curl -sS -H "Authorization: Bearer $OPENWEBUI_API_KEY" \
-      "$OPENWEBUI_URL/api/v1/knowledge/$KB_ID/files" | ppjson
+      "$(_owui_url)/api/v1/knowledge/$KB_ID/files" | ppjson
     ;;
 
   owui-batch-attach)
@@ -274,12 +293,12 @@ print(f\"Indexed {n} document(s).\")"
     if [ ${#matched[@]} -eq 0 ]; then echo "No files match: $glob_pat"; exit 1; fi
     for f in "${matched[@]}"; do
       echo "[owui] uploading: $f"
-      FILE_JSON="$(curl -sS -H "Authorization: Bearer $OPENWEBUI_API_KEY" -F "file=@$f" "$OPENWEBUI_URL/api/v1/files/")"
+      FILE_JSON="$(curl -sS -H "Authorization: Bearer $OPENWEBUI_API_KEY" -F "file=@$f" "$(_owui_url)/api/v1/files/")"
       FILE_ID="$(python3 -c 'import sys,json; d=json.loads(sys.stdin.read()); print(d.get("id") or (d.get("data") or {}).get("id",""))' <<<"$FILE_JSON")"
       if [ -z "$FILE_ID" ]; then echo "  upload failed, skipping"; continue; fi
       curl -sS -H "Authorization: Bearer $OPENWEBUI_API_KEY" -H "Content-Type: application/json" \
         -d "{\"file_id\":\"$FILE_ID\"}" \
-        "$OPENWEBUI_URL/api/v1/knowledge/$KB_ID/file/add" | ppjson
+        "$(_owui_url)/api/v1/knowledge/$KB_ID/file/add" | ppjson
     done
     ;;