From d11c97ac51b9b36742ea16e9b6b4553582bb7eb4 Mon Sep 17 00:00:00 2001
From: Ishaan Jaffer <ishaanjaffer0324@gmail.com>
Date: Wed, 11 Feb 2026 17:57:37 -0800
Subject: [PATCH] commit new expansion

---
 .../src/components/view_logs/McpChildRows.tsx | 222 ++++++++++++++++++
 .../src/components/view_logs/table.tsx        |  25 +-
 2 files changed, 238 insertions(+), 9 deletions(-)
 create mode 100644 ui/litellm-dashboard/src/components/view_logs/McpChildRows.tsx

diff --git a/ui/litellm-dashboard/src/components/view_logs/McpChildRows.tsx b/ui/litellm-dashboard/src/components/view_logs/McpChildRows.tsx
new file mode 100644
index 00000000000..ed63011eaa0
--- /dev/null
+++ b/ui/litellm-dashboard/src/components/view_logs/McpChildRows.tsx
@@ -0,0 +1,222 @@
+import { useQuery } from "@tanstack/react-query";
+import type { Row } from "@tanstack/react-table";
+import { Tooltip } from "antd";
+import { TableRow, TableCell } from "@tremor/react";
+import { getSpendString } from "@/utils/dataUtils";
+import { sessionSpendLogsCall } from "../networking";
+import type { LogEntry } from "./columns";
+import { TimeCell } from "./time_cell";
+import { getProviderLogoAndName } from "../provider_info_helpers";
+
+interface SessionChildRowsProps {
+  row: Row<LogEntry>;
+  accessToken: string;
+  onChildClick?: (log: LogEntry) => void;
+}
+
+const MCP_CALL_TYPES = ["call_mcp_tool", "list_mcp_tools"];
+
+const LlmBadge = () => (
+  <span className="inline-flex items-center gap-1 px-2 py-0.5 bg-blue-50 text-blue-700 border border-blue-200 rounded-full text-[11px] font-medium whitespace-nowrap">
+    <svg width="12" height="12" viewBox="0 0 24 24" fill="none" stroke="currentColor" strokeWidth="2" strokeLinecap="round" strokeLinejoin="round" className="flex-shrink-0 text-gray-400">
+      <path d="M12 3l1.912 5.813a2 2 0 0 0 1.275 1.275L21 12l-5.813 1.912a2 2 0 0 0-1.275 1.275L12 21l-1.912-5.813a2 2 0 0 0-1.275-1.275L3 12l5.813-1.912a2 2 0 0 0 1.275-1.275L12 3z" />
+    </svg>
+    LLM
+  </span>
+);
+
+const McpBadge = () => (
+  <span className="inline-flex items-center gap-1 px-2 py-0.5 bg-amber-50 text-amber-700 border border-amber-200 rounded-full text-[11px] font-medium whitespace-nowrap">
+    <svg width="10" height="10" viewBox="0 0 24 24" fill="none" stroke="currentColor" strokeWidth="2" strokeLinecap="round" strokeLinejoin="round" className="flex-shrink-0">
+      <path d="M14.7 6.3a1 1 0 0 0 0 1.4l1.6 1.6a1 1 0 0 0 1.4 0l3.77-3.77a6 6 0 0 1-7.94 7.94l-6.91 6.91a2.12 2.12 0 0 1-3-3l6.91-6.91a6 6 0 0 1 7.94-7.94l-3.76 3.76z" />
+    </svg>
+    MCP
+  </span>
+);
+
+export function SessionChildRows({ row, accessToken, onChildClick }: SessionChildRowsProps) {
+  const sessionId = row.original.session_id;
+
+  const { data: children, isLoading } = useQuery({
+    queryKey: ["sessionChildren", sessionId],
+    queryFn: async () => {
+      if (!sessionId) return [];
+      const response = await sessionSpendLogsCall(accessToken, sessionId);
+      const allLogs: LogEntry[] = response.data || response || [];
+      // Sort chronologically
+      return allLogs.sort((a, b) =>
+        new Date(a.startTime).getTime() - new Date(b.startTime).getTime()
+      );
+    },
+    enabled: !!sessionId && !!accessToken,
+    staleTime: 60_000,
+  });
+
+  if (isLoading) {
+    return (
+      <TableRow className="bg-gray-50">
+        <TableCell colSpan={99} className="py-2 pl-12 text-sm text-gray-400">
+          Loading session calls...
+        </TableCell>
+      </TableRow>
+    );
+  }
+
+  if (!children || children.length === 0) {
+    return (
+      <TableRow className="bg-gray-50">
+        <TableCell colSpan={99} className="py-2 pl-12 text-sm text-gray-400">
+          No calls found
+        </TableCell>
+      </TableRow>
+    );
+  }
+
+  return (
+    <>
+      {children.map((child) => {
+        const isMcp = MCP_CALL_TYPES.includes(child.call_type);
+        const modelOrTool = isMcp
+          ? (child.model?.replace("MCP: ", "") || "unknown")
+          : (child.model || "-");
+        const serverName = isMcp
+          ? (child.metadata?.mcp_tool_call_metadata?.mcp_server_name || "")
+          : "";
+        const provider = child.custom_llm_provider || "";
+        const logoUrl = isMcp
+          ? (child.metadata?.mcp_tool_call_metadata?.mcp_server_logo_url || "")
+          : (provider ? getProviderLogoAndName(provider).logo : "");
+        const duration =
+          child.startTime && child.endTime
+            ? ((Date.parse(child.endTime) - Date.parse(child.startTime)) / 1000).toFixed(3)
+            : "-";
+        const status = (child.metadata?.status || "Success").toLowerCase();
+        const isSuccess = status !== "failure";
+
+        return (
+          <TableRow
+            key={child.request_id}
+            className="h-8 bg-gray-50 cursor-pointer hover:bg-gray-100"
+            onClick={() => onChildClick?.(child)}
+          >
+            {/* Expander: branch connector */}
+            <TableCell className="py-0.5 max-h-8 overflow-hidden pl-3">
+              <div className="flex items-center justify-center text-gray-400">
+                <svg width="16" height="16" viewBox="0 0 16 16" fill="none" className="text-indigo-400">
+                  <path d="M4 0 L4 8 L12 8" stroke="currentColor" strokeWidth="1.5" fill="none" />
+                  <path d="M10 5.5 L12.5 8 L10 10.5" stroke="currentColor" strokeWidth="1.5" fill="none" />
+                </svg>
+              </div>
+            </TableCell>
+
+            {/* Time */}
+            <TableCell className="py-0.5 max-h-8 overflow-hidden text-ellipsis whitespace-nowrap">
+              <TimeCell utcTime={child.startTime} />
+            </TableCell>
+
+            {/* Type */}
+            <TableCell className="py-0.5 max-h-8 overflow-hidden text-ellipsis whitespace-nowrap">
+              {isMcp ? <McpBadge /> : <LlmBadge />}
+            </TableCell>
+
+            {/* Status */}
+            <TableCell className="py-0.5 max-h-8 overflow-hidden text-ellipsis whitespace-nowrap">
+              <span
+                className={`px-2 py-1 rounded-md text-xs font-medium inline-block text-center w-16 ${
+                  isSuccess ? "bg-green-100 text-green-800" : "bg-red-100 text-red-800"
+                }`}
+              >
+                {isSuccess ? "Success" : "Failure"}
+              </span>
+            </TableCell>
+
+            {/* Session ID */}
+            <TableCell className="py-0.5 max-h-8 overflow-hidden text-ellipsis whitespace-nowrap">
+              <span className="font-mono text-xs max-w-[15ch] truncate block text-gray-400">
+                {child.session_id || ""}
+              </span>
+            </TableCell>
+
+            {/* Request ID */}
+            <TableCell className="py-0.5 max-h-8 overflow-hidden text-ellipsis whitespace-nowrap">
+              <Tooltip title={child.request_id}>
+                <span className="font-mono text-xs max-w-[15ch] truncate block">{child.request_id}</span>
+              </Tooltip>
+            </TableCell>
+
+            {/* Cost */}
+            <TableCell className="py-0.5 max-h-8 overflow-hidden text-ellipsis whitespace-nowrap">
+              <span>{getSpendString(child.spend || 0)}</span>
+            </TableCell>
+
+            {/* Duration */}
+            <TableCell className="py-0.5 max-h-8 overflow-hidden text-ellipsis whitespace-nowrap">
+              <span>{duration}</span>
+            </TableCell>
+
+            {/* Team Name */}
+            <TableCell className="py-0.5 max-h-8 overflow-hidden text-ellipsis whitespace-nowrap">
+              <span className="max-w-[15ch] truncate block">
+                {child.metadata?.user_api_key_team_alias || "-"}
+              </span>
+            </TableCell>
+
+            {/* Key Hash */}
+            <TableCell className="py-0.5 max-h-8 overflow-hidden text-ellipsis whitespace-nowrap">
+              <span className="font-mono max-w-[15ch] truncate block">
+                {child.metadata?.user_api_key || "-"}
+              </span>
+            </TableCell>
+
+            {/* Key Name */}
+            <TableCell className="py-0.5 max-h-8 overflow-hidden text-ellipsis whitespace-nowrap">
+              <span className="max-w-[15ch] truncate block">
+                {child.metadata?.user_api_key_alias || "-"}
+              </span>
+            </TableCell>
+
+            {/* Model / Tool */}
+            <TableCell className="py-0.5 max-h-8 overflow-hidden text-ellipsis whitespace-nowrap">
+              <div className="flex items-center space-x-2">
+                {logoUrl && (
+                  <img
+                    src={logoUrl}
+                    alt=""
+                    className="w-4 h-4"
+                    onError={(e) => { (e.target as HTMLImageElement).style.display = "none"; }}
+                  />
+                )}
+                <Tooltip title={`${modelOrTool}${serverName ? ` (${serverName})` : ""}`}>
+                  <span className="max-w-[15ch] truncate block font-semibold">{modelOrTool}</span>
+                </Tooltip>
+                {serverName && (
+                  <span className="text-xs text-gray-400">{serverName}</span>
+                )}
+              </div>
+            </TableCell>
+
+            {/* Tokens */}
+            <TableCell className="py-0.5 max-h-8 overflow-hidden text-ellipsis whitespace-nowrap">
+              <span className="text-sm">{child.total_tokens || "0"}</span>
+            </TableCell>
+
+            {/* Internal User */}
+            <TableCell className="py-0.5 max-h-8 overflow-hidden text-ellipsis whitespace-nowrap">
+              <span className="max-w-[15ch] truncate block">{child.user || "-"}</span>
+            </TableCell>
+
+            {/* End User */}
+            <TableCell className="py-0.5 max-h-8 overflow-hidden text-ellipsis whitespace-nowrap">
+              <span className="max-w-[15ch] truncate block">{child.end_user || "-"}</span>
+            </TableCell>
+
+            {/* Tags */}
+            <TableCell className="py-0.5 max-h-8 overflow-hidden text-ellipsis whitespace-nowrap">
+              <span>-</span>
+            </TableCell>
+          </TableRow>
+        );
+      })}
+    </>
+  );
+}
diff --git a/ui/litellm-dashboard/src/components/view_logs/table.tsx b/ui/litellm-dashboard/src/components/view_logs/table.tsx
index fb7706cba19..77cb273d4fe 100644
--- a/ui/litellm-dashboard/src/components/view_logs/table.tsx
+++ b/ui/litellm-dashboard/src/components/view_logs/table.tsx
@@ -7,8 +7,10 @@ interface DataTableProps<TData, TValue> {
   data: TData[];
   columns: ColumnDef<TData, TValue>[];
   onRowClick?: (row: TData) => void;
-  // Legacy props for backward compatibility (audit logs)
+  /** Renders inside a single colspan cell (used by audit logs) */
   renderSubComponent?: (props: { row: Row<TData> }) => React.ReactElement;
+  /** Renders directly in tbody as sibling table rows (used by MCP children) */
+  renderChildRows?: (props: { row: Row<TData> }) => React.ReactNode;
   getRowCanExpand?: (row: Row<TData>) => boolean;
   isLoading?: boolean;
   loadingMessage?: string;
@@ -20,24 +22,24 @@ export function DataTable<TData, TValue>({
   columns,
   onRowClick,
   renderSubComponent,
+  renderChildRows,
   getRowCanExpand,
   isLoading = false,
   loadingMessage = "🚅 Loading logs...",
   noDataMessage = "No logs found",
 }: DataTableProps<TData, TValue>) {
-  // Determine if we're in legacy expansion mode or new drawer mode
-  const isLegacyMode = !!renderSubComponent && !!getRowCanExpand;
+  const supportsExpansion = !!(renderSubComponent || renderChildRows) && !!getRowCanExpand;
 
   const table = useReactTable<TData>({
     data,
     columns,
-    ...(isLegacyMode && { getRowCanExpand }),
+    ...(supportsExpansion && { getRowCanExpand }),
     getRowId: (row: TData, index: number) => {
       const _row: any = row as any;
       return _row?.request_id ?? String(index);
     },
     getCoreRowModel: getCoreRowModel(),
-    ...(isLegacyMode && { getExpandedRowModel: getExpandedRowModel() }),
+    ...(supportsExpansion && { getExpandedRowModel: getExpandedRowModel() }),
   });
 
   return (
@@ -69,8 +71,8 @@ export function DataTable<TData, TValue>({
             table.getRowModel().rows.map((row) => (
               <Fragment key={row.id}>
                 <TableRow
-                  className={`h-8 ${!isLegacyMode ? "cursor-pointer hover:bg-gray-50" : ""}`}
-                  onClick={() => !isLegacyMode && onRowClick?.(row.original)}
+                  className={`h-8 ${onRowClick ? "cursor-pointer hover:bg-gray-50" : ""}`}
+                  onClick={() => onRowClick?.(row.original)}
                 >
                   {row.getVisibleCells().map((cell) => (
                     <TableCell key={cell.id} className="py-0.5 max-h-8 overflow-hidden text-ellipsis whitespace-nowrap">
@@ -79,8 +81,13 @@ export function DataTable<TData, TValue>({
                   ))}
                 </TableRow>
 
-                {/* Legacy expansion mode for audit logs */}
-                {isLegacyMode && row.getIsExpanded() && renderSubComponent && (
+                {/* Child rows rendered as real table rows (MCP children) */}
+                {supportsExpansion && row.getIsExpanded() && renderChildRows && (
+                  renderChildRows({ row })
+                )}
+
+                {/* Legacy sub-component in colspan cell (audit logs) */}
+                {supportsExpansion && row.getIsExpanded() && renderSubComponent && !renderChildRows && (
                   <TableRow>
                     <TableCell colSpan={row.getVisibleCells().length} className="p-0">
                       <div className="w-full max-w-full overflow-hidden box-border">{renderSubComponent({ row })}</div>