diff --git a/package-lock.json b/package-lock.json
index 2d68571..5b39bc1 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,12 +1,12 @@
 {
   "name": "@evoscientist/webui",
-  "version": "0.0.3",
+  "version": "0.0.4",
   "lockfileVersion": 3,
   "requires": true,
   "packages": {
     "": {
       "name": "@evoscientist/webui",
-      "version": "0.0.3",
+      "version": "0.0.4",
       "license": "Apache-2.0",
       "dependencies": {
         "@langchain/core": "1.1.19",
diff --git a/package.json b/package.json
index ad910de..3f2081f 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@evoscientist/webui",
-  "version": "0.0.3",
+  "version": "0.0.4",
   "description": "Web UI for EvoScientist — a self-evolving AI scientist built on DeepAgents/LangGraph.",
   "author": "Xi Zhang <zacharyzhang2022@gmail.com>",
   "type": "module",
diff --git a/src/app/components/ToolCallBox.tsx b/src/app/components/ToolCallBox.tsx
index 5e706f1..b444e08 100644
--- a/src/app/components/ToolCallBox.tsx
+++ b/src/app/components/ToolCallBox.tsx
@@ -21,6 +21,7 @@ import { ToolCall, ActionRequest, ReviewConfig } from "@/app/types/types";
 import { cn } from "@/lib/utils";
 import { LoadExternalComponent } from "@langchain/langgraph-sdk/react-ui";
 import { ToolApprovalInterrupt } from "@/app/components/ToolApprovalInterrupt";
+import { formatToolLabel } from "@/lib/toolLabel";
 
 interface ToolCallBoxProps {
   toolCall: ToolCall;
@@ -70,9 +71,19 @@ export const ToolCallBox = React.memo<ToolCallBoxProps>(
     }, [actionRequest, autoApprove]);
 
     const { name, args, result, status } = useMemo(() => {
+      // Streaming can deliver args as a (possibly partial) JSON string, not an
+      // object — treat it as `unknown` and only expose a real object to the
+      // args view, so Object.keys/entries never run on a string.
+      const rawArgs: unknown = toolCall.args;
       return {
-        name: toolCall.name || "Unknown Tool",
-        args: toolCall.args || {},
+        // Targeted label overrides only (read_file/write_file/edit_file on
+        // /memories → "Reading memory"/"Updating memory", think_tool →
+        // "Reflection"); every other tool keeps its raw name.
+        name: formatToolLabel(toolCall.name, rawArgs),
+        args:
+          rawArgs && typeof rawArgs === "object"
+            ? (rawArgs as Record<string, unknown>)
+            : {},
         result: toolCall.result,
         status: toolCall.status || "completed",
       };
diff --git a/src/lib/toolLabel.ts b/src/lib/toolLabel.ts
new file mode 100644
index 0000000..feebbe9
--- /dev/null
+++ b/src/lib/toolLabel.ts
@@ -0,0 +1,76 @@
+/**
+ * Targeted tool-call label overrides.
+ *
+ * We deliberately do NOT reformat tool calls in general (no `ls(path)` /
+ * `execute(cmd)` argument summaries). Only a few specific names are remapped;
+ * every other tool keeps its raw name.
+ *
+ * Overrides:
+ *   - read_file / write_file / edit_file on a `/memories/...` path →
+ *     "Reading memory" / "Updating memory".
+ *   - read_file on a `/skills/<name>/...` path → "Skill: <name>".
+ *   - think_tool → "Reflection".
+ *   - the tool-selector's internal ToolSelectionResponse → "Adaptive tool
+ *     selection".
+ */
+
+/** True when a virtual path targets the global memories directory. */
+function isMemoryPath(path: string): boolean {
+  const p = (path || "").trim();
+  return p === "/memories" || p.startsWith("/memories/");
+}
+
+/** If a virtual path targets a skill (`/skills/<name>/...`), return `<name>`.
+ *  An empty first segment (e.g. `/skills//x`) is treated as no match. */
+function skillNameFromPath(path: string): string {
+  const p = (path || "").trim();
+  if (!p.startsWith("/skills/")) return "";
+  const [skill] = p.slice("/skills/".length).split("/");
+  return skill || "";
+}
+
+/** Coerce tool args to an object — they may stream in as a JSON string. */
+function asArgsObject(args: unknown): Record<string, unknown> {
+  if (args && typeof args === "object") return args as Record<string, unknown>;
+  if (typeof args === "string") {
+    try {
+      const parsed = JSON.parse(args);
+      if (parsed && typeof parsed === "object") {
+        return parsed as Record<string, unknown>;
+      }
+    } catch {
+      // Partial / non-JSON args while still streaming — treat as empty.
+    }
+  }
+  return {};
+}
+
+export function formatToolLabel(name: string, args?: unknown): string {
+  if (!name) return "Unknown Tool";
+
+  // The tool-selector middleware's internal structured-output call.
+  if (name === "ToolSelectionResponse") return "Adaptive tool selection";
+
+  const nameLower = name.toLowerCase();
+
+  if (nameLower === "think_tool") return "Reflection";
+
+  if (
+    nameLower === "read_file" ||
+    nameLower === "write_file" ||
+    nameLower === "edit_file"
+  ) {
+    const a = asArgsObject(args);
+    const path = String(a.path ?? a.file_path ?? "");
+    if (isMemoryPath(path)) {
+      return nameLower === "read_file" ? "Reading memory" : "Updating memory";
+    }
+    if (nameLower === "read_file") {
+      const skill = skillNameFromPath(path);
+      if (skill) return `Skill: ${skill}`;
+    }
+  }
+
+  // Everything else keeps its raw tool name.
+  return name;
+}