diff --git a/llama_stack/ui/app/logs/vector-stores/[id]/files/[fileId]/contents/[contentId]/page.tsx b/llama_stack/ui/app/logs/vector-stores/[id]/files/[fileId]/contents/[contentId]/page.tsx
index 5edeff0c8..d58de3085 100644
--- a/llama_stack/ui/app/logs/vector-stores/[id]/files/[fileId]/contents/[contentId]/page.tsx
+++ b/llama_stack/ui/app/logs/vector-stores/[id]/files/[fileId]/contents/[contentId]/page.tsx
@@ -31,7 +31,7 @@ export default function ContentDetailPage() {
   const contentId = params.contentId as string;
   const client = useAuthClient();
 
-  const getTextFromContent = (content: any): string => {
+  const getTextFromContent = (content: unknown): string => {
     if (typeof content === "string") {
       return content;
     } else if (content && content.type === "text") {
@@ -47,7 +47,9 @@ export default function ContentDetailPage() {
   const [error, setError] = useState<Error | null>(null);
   const [isEditing, setIsEditing] = useState(false);
   const [editedContent, setEditedContent] = useState("");
-  const [editedMetadata, setEditedMetadata] = useState<Record<string, any>>({});
+  const [editedMetadata, setEditedMetadata] = useState<Record<string, unknown>>(
+    {}
+  );
   const [isEditingEmbedding, setIsEditingEmbedding] = useState(false);
   const [editedEmbedding, setEditedEmbedding] = useState<number[]>([]);
 
@@ -98,7 +100,8 @@ export default function ContentDetailPage() {
     if (!content) return;
 
     try {
-      const updates: { content?: string; metadata?: Record<string, any> } = {};
+      const updates: { content?: string; metadata?: Record<string, unknown> } =
+        {};
 
       if (editedContent !== getTextFromContent(content.content)) {
         updates.content = editedContent;
diff --git a/llama_stack/ui/app/logs/vector-stores/[id]/files/[fileId]/contents/page.tsx b/llama_stack/ui/app/logs/vector-stores/[id]/files/[fileId]/contents/page.tsx
index 594ef72a6..0283db9e7 100644
--- a/llama_stack/ui/app/logs/vector-stores/[id]/files/[fileId]/contents/page.tsx
+++ b/llama_stack/ui/app/logs/vector-stores/[id]/files/[fileId]/contents/page.tsx
@@ -39,7 +39,7 @@ export default function ContentsListPage() {
   const fileId = params.fileId as string;
   const client = useAuthClient();
 
-  const getTextFromContent = (content: any): string => {
+  const getTextFromContent = (content: unknown): string => {
     if (typeof content === "string") {
       return content;
     } else if (content && content.type === "text") {
@@ -52,10 +52,8 @@ export default function ContentsListPage() {
   const [file, setFile] = useState<VectorStoreFile | null>(null);
   const [contents, setContents] = useState<VectorStoreContentItem[]>([]);
   const [isLoadingStore, setIsLoadingStore] = useState(true);
-  const [isLoadingFile, setIsLoadingFile] = useState(true);
   const [isLoadingContents, setIsLoadingContents] = useState(true);
   const [errorStore, setErrorStore] = useState<Error | null>(null);
-  const [errorFile, setErrorFile] = useState<Error | null>(null);
   const [errorContents, setErrorContents] = useState<Error | null>(null);
 
   useEffect(() => {
diff --git a/llama_stack/ui/app/logs/vector-stores/[id]/page.tsx b/llama_stack/ui/app/logs/vector-stores/[id]/page.tsx
index d2e974a63..cad50506c 100644
--- a/llama_stack/ui/app/logs/vector-stores/[id]/page.tsx
+++ b/llama_stack/ui/app/logs/vector-stores/[id]/page.tsx
@@ -1,7 +1,7 @@
 "use client";
 
 import { useEffect, useState } from "react";
-import { useParams, useRouter } from "next/navigation";
+import { useParams } from "next/navigation";
 import { useAuthClient } from "@/hooks/use-auth-client";
 import type { VectorStore } from "llama-stack-client/resources/vector-stores/vector-stores";
 import type { VectorStoreFile } from "llama-stack-client/resources/vector-stores/files";
@@ -11,7 +11,6 @@ export default function VectorStoreDetailPage() {
   const params = useParams();
   const id = params.id as string;
   const client = useAuthClient();
-  const router = useRouter();
 
   const [store, setStore] = useState<VectorStore | null>(null);
   const [files, setFiles] = useState<VectorStoreFile[]>([]);
@@ -53,8 +52,8 @@ export default function VectorStoreDetailPage() {
       setIsLoadingFiles(true);
       setErrorFiles(null);
       try {
-        const result = await client.vectorStores.files.list(id as any);
-        setFiles((result as any).data);
+        const result = await client.vectorStores.files.list(id);
+        setFiles((result as { data: VectorStoreFile[] }).data);
       } catch (err) {
         setErrorFiles(
           err instanceof Error ? err : new Error("Failed to load files.")
@@ -64,7 +63,7 @@ export default function VectorStoreDetailPage() {
       }
     };
     fetchFiles();
-  }, [id]);
+  }, [id, client.vectorStores.files]);
 
   return (
     <VectorStoreDetailView
diff --git a/llama_stack/ui/app/logs/vector-stores/page.tsx b/llama_stack/ui/app/logs/vector-stores/page.tsx
index e0a5e9f13..72196d496 100644
--- a/llama_stack/ui/app/logs/vector-stores/page.tsx
+++ b/llama_stack/ui/app/logs/vector-stores/page.tsx
@@ -1,7 +1,6 @@
 "use client";
 
 import React from "react";
-import { useAuthClient } from "@/hooks/use-auth-client";
 import type {
   ListVectorStoresResponse,
   VectorStore,
@@ -12,7 +11,6 @@ import { Button } from "@/components/ui/button";
 import {
   Table,
   TableBody,
-  TableCaption,
   TableCell,
   TableHead,
   TableHeader,
@@ -21,7 +19,6 @@ import {
 import { Skeleton } from "@/components/ui/skeleton";
 
 export default function VectorStoresPage() {
-  const client = useAuthClient();
   const router = useRouter();
   const {
     data: stores,
@@ -37,7 +34,7 @@ export default function VectorStoresPage() {
         after: params.after,
         limit: params.limit,
         order: params.order,
-      } as any);
+      } as Parameters<typeof client.vectorStores.list>[0]);
       return response as ListVectorStoresResponse;
     },
     errorMessagePrefix: "vector stores",
diff --git a/llama_stack/ui/components/chat-completions/chat-completion-detail.tsx b/llama_stack/ui/components/chat-completions/chat-completion-detail.tsx
index 583a09981..0d11d2444 100644
--- a/llama_stack/ui/components/chat-completions/chat-completion-detail.tsx
+++ b/llama_stack/ui/components/chat-completions/chat-completion-detail.tsx
@@ -60,7 +60,7 @@ export function ChatCompletionDetailView({
               im.tool_calls.length > 0
           )
             ? completion.choices[0].message.tool_calls.map(
-                (toolCall: any, index: number) => {
+                (toolCall: { function?: { name?: string } }, index: number) => {
                   const assistantToolCallMessage: ChatMessage = {
                     role: "assistant",
                     tool_calls: [toolCall],
@@ -89,7 +89,7 @@ export function ChatCompletionDetailView({
             />
           ) : (
             <p className="text-gray-500 italic text-sm">
-              No message found in assistant's choice.
+              No message found in assistant&apos;s choice.
             </p>
           )}
         </CardContent>
@@ -120,13 +120,18 @@ export function ChatCompletionDetailView({
               value={
                 <div>
                   <ul className="list-disc list-inside pl-4 mt-1">
-                    {toolCalls.map((toolCall: any, index: number) => (
-                      <li key={index}>
-                        <span className="text-gray-900 font-medium">
-                          {toolCall.function?.name || "N/A"}
-                        </span>
-                      </li>
-                    ))}
+                    {toolCalls.map(
+                      (
+                        toolCall: { function?: { name?: string } },
+                        index: number
+                      ) => (
+                        <li key={index}>
+                          <span className="text-gray-900 font-medium">
+                            {toolCall.function?.name || "N/A"}
+                          </span>
+                        </li>
+                      )
+                    )}
                   </ul>
                 </div>
               }
diff --git a/llama_stack/ui/components/chat-completions/chat-completions-table.tsx b/llama_stack/ui/components/chat-completions/chat-completions-table.tsx
index d30ec1538..64e8167f2 100644
--- a/llama_stack/ui/components/chat-completions/chat-completions-table.tsx
+++ b/llama_stack/ui/components/chat-completions/chat-completions-table.tsx
@@ -5,6 +5,7 @@ import {
   UsePaginationOptions,
   ListChatCompletionsResponse,
 } from "@/lib/types";
+import { ListChatCompletionsParams } from "@/lib/llama-stack-client";
 import { LogsTable, LogTableRow } from "@/components/logs/logs-table";
 import {
   extractTextFromContentPart,
@@ -45,7 +46,7 @@ export function ChatCompletionsTable({
       limit: params.limit,
       ...(params.model && { model: params.model }),
       ...(params.order && { order: params.order }),
-    } as any);
+    } as ListChatCompletionsParams);
 
     return response as ListChatCompletionsResponse;
   };
diff --git a/llama_stack/ui/components/chat-completions/chat-messasge-item.tsx b/llama_stack/ui/components/chat-completions/chat-messasge-item.tsx
index 6170e816e..de097e630 100644
--- a/llama_stack/ui/components/chat-completions/chat-messasge-item.tsx
+++ b/llama_stack/ui/components/chat-completions/chat-messasge-item.tsx
@@ -37,21 +37,26 @@ export function ChatMessageItem({ message }: ChatMessageItemProps) {
       ) {
         return (
           <>
-            {message.tool_calls.map((toolCall: any, index: number) => {
-              const formattedToolCall = formatToolCallToString(toolCall);
-              const toolCallContent = (
-                <ToolCallBlock>
-                  {formattedToolCall || "Error: Could not display tool call"}
-                </ToolCallBlock>
-              );
-              return (
-                <MessageBlock
-                  key={index}
-                  label="Tool Call"
-                  content={toolCallContent}
-                />
-              );
-            })}
+            {message.tool_calls.map(
+              (
+                toolCall: { function?: { name?: string; arguments?: unknown } },
+                index: number
+              ) => {
+                const formattedToolCall = formatToolCallToString(toolCall);
+                const toolCallContent = (
+                  <ToolCallBlock>
+                    {formattedToolCall || "Error: Could not display tool call"}
+                  </ToolCallBlock>
+                );
+                return (
+                  <MessageBlock
+                    key={index}
+                    label="Tool Call"
+                    content={toolCallContent}
+                  />
+                );
+              }
+            )}
           </>
         );
       } else {
diff --git a/llama_stack/ui/components/chat-playground/chat-message.tsx b/llama_stack/ui/components/chat-playground/chat-message.tsx
index 02e6933cc..84c798e29 100644
--- a/llama_stack/ui/components/chat-playground/chat-message.tsx
+++ b/llama_stack/ui/components/chat-playground/chat-message.tsx
@@ -77,7 +77,7 @@ interface ToolResult {
   toolName: string;
   result: {
     __cancelled?: boolean;
-    [key: string]: any;
+    [key: string]: unknown;
   };
 }
 
@@ -101,7 +101,7 @@ interface TextPart {
 // For compatibility with AI SDK types, not used
 interface SourcePart {
   type: "source";
-  source?: any;
+  source?: unknown;
 }
 
 interface FilePart {
diff --git a/llama_stack/ui/components/chat-playground/chat.tsx b/llama_stack/ui/components/chat-playground/chat.tsx
index de4860f22..023bf0728 100644
--- a/llama_stack/ui/components/chat-playground/chat.tsx
+++ b/llama_stack/ui/components/chat-playground/chat.tsx
@@ -33,7 +33,7 @@ interface ChatPropsBase {
     messageId: string,
     rating: "thumbs-up" | "thumbs-down"
   ) => void;
-  setMessages?: (messages: any[]) => void;
+  setMessages?: (messages: Message[]) => void;
   transcribeAudio?: (blob: Blob) => Promise<string>;
 }
 
@@ -113,27 +113,32 @@ export function Chat({
     }
 
     if (lastAssistantMessage.parts && lastAssistantMessage.parts.length > 0) {
-      const updatedParts = lastAssistantMessage.parts.map((part: any) => {
-        if (
-          part.type === "tool-invocation" &&
-          part.toolInvocation &&
-          part.toolInvocation.state === "call"
-        ) {
-          needsUpdate = true;
-          return {
-            ...part,
-            toolInvocation: {
-              ...part.toolInvocation,
-              state: "result",
-              result: {
-                content: "Tool execution was cancelled",
-                __cancelled: true,
+      const updatedParts = lastAssistantMessage.parts.map(
+        (part: {
+          type: string;
+          toolInvocation?: { state: string; toolName: string };
+        }) => {
+          if (
+            part.type === "tool-invocation" &&
+            part.toolInvocation &&
+            part.toolInvocation.state === "call"
+          ) {
+            needsUpdate = true;
+            return {
+              ...part,
+              toolInvocation: {
+                ...part.toolInvocation,
+                state: "result",
+                result: {
+                  content: "Tool execution was cancelled",
+                  __cancelled: true,
+                },
               },
-            },
-          };
+            };
+          }
+          return part;
         }
-        return part;
-      });
+      );
 
       if (needsUpdate) {
         updatedMessage = {
@@ -316,10 +321,10 @@ export const ChatForm = forwardRef<HTMLFormElement, ChatFormProps>(
     const [files, setFiles] = useState<File[] | null>(null);
 
     const onSubmit = (event: React.FormEvent) => {
-      // if (isPending) {
-      //   event.preventDefault()
-      //   return
-      // }
+      if (isPending) {
+        event.preventDefault();
+        return;
+      }
 
       if (!files) {
         handleSubmit(event);
diff --git a/llama_stack/ui/components/chat-playground/markdown-renderer.tsx b/llama_stack/ui/components/chat-playground/markdown-renderer.tsx
index a0e4227a6..bc6bf5122 100644
--- a/llama_stack/ui/components/chat-playground/markdown-renderer.tsx
+++ b/llama_stack/ui/components/chat-playground/markdown-renderer.tsx
@@ -26,7 +26,7 @@ interface HighlightedPre extends React.HTMLAttributes<HTMLPreElement> {
 
 const HighlightedPre = React.memo(
   ({ children, language, ...props }: HighlightedPre) => {
-    const [tokens, setTokens] = useState<any[] | null>(null);
+    const [tokens, setTokens] = useState<unknown[] | null>(null);
     const [isSupported, setIsSupported] = useState(false);
 
     useEffect(() => {
@@ -57,7 +57,7 @@ const HighlightedPre = React.memo(
           if (mounted) {
             setTokens(highlightedTokens);
           }
-        } catch (error) {
+        } catch {
           if (mounted) {
             setIsSupported(false);
           }
@@ -155,7 +155,7 @@ const CodeBlock = ({
   );
 };
 
-function childrenTakeAllStringContents(element: any): string {
+function childrenTakeAllStringContents(element: unknown): string {
   if (typeof element === "string") {
     return element;
   }
@@ -184,7 +184,13 @@ const COMPONENTS = {
   strong: withClass("strong", "font-semibold"),
   a: withClass("a", "text-primary underline underline-offset-2"),
   blockquote: withClass("blockquote", "border-l-2 border-primary pl-4"),
-  code: ({ children, className, node, ...rest }: any) => {
+  code: ({
+    children,
+    className,
+  }: {
+    children: React.ReactNode;
+    className?: string;
+  }) => {
     const match = /language-(\w+)/.exec(className || "");
     return match ? (
       <CodeBlock className={className} language={match[1]} {...rest}>
@@ -201,7 +207,7 @@ const COMPONENTS = {
       </code>
     );
   },
-  pre: ({ children }: any) => children,
+  pre: ({ children }: { children: React.ReactNode }) => children,
   ol: withClass("ol", "list-decimal space-y-2 pl-6"),
   ul: withClass("ul", "list-disc space-y-2 pl-6"),
   li: withClass("li", "my-1.5"),
@@ -223,7 +229,7 @@ const COMPONENTS = {
 };
 
 function withClass(Tag: keyof JSX.IntrinsicElements, classes: string) {
-  const Component = ({ node, ...props }: any) => (
+  const Component = ({ ...props }: Record<string, unknown>) => (
     <Tag className={classes} {...props} />
   );
   Component.displayName = Tag;
diff --git a/llama_stack/ui/components/chat-playground/message-input.tsx b/llama_stack/ui/components/chat-playground/message-input.tsx
index 57fac0ab4..8cfa73b30 100644
--- a/llama_stack/ui/components/chat-playground/message-input.tsx
+++ b/llama_stack/ui/components/chat-playground/message-input.tsx
@@ -62,7 +62,9 @@ export function MessageInput({
   } = useAudioRecording({
     transcribeAudio,
     onTranscriptionComplete: text => {
-      props.onChange?.({ target: { value: text } } as any);
+      props.onChange?.({
+        target: { value: text },
+      } as React.ChangeEvent<HTMLTextAreaElement>);
     },
   });
 
diff --git a/llama_stack/ui/components/layout/detail-layout.tsx b/llama_stack/ui/components/layout/detail-layout.tsx
index 3013195a2..ed5edd127 100644
--- a/llama_stack/ui/components/layout/detail-layout.tsx
+++ b/llama_stack/ui/components/layout/detail-layout.tsx
@@ -2,7 +2,7 @@ import React from "react";
 import { Card, CardContent, CardHeader, CardTitle } from "@/components/ui/card";
 import { Skeleton } from "@/components/ui/skeleton";
 
-export function DetailLoadingView({ title }: { title: string }) {
+export function DetailLoadingView() {
   return (
     <>
       <Skeleton className="h-8 w-3/4 mb-6" /> {/* Title Skeleton */}
diff --git a/llama_stack/ui/components/responses/items/item-renderer.tsx b/llama_stack/ui/components/responses/items/item-renderer.tsx
index 8f65d50c4..5f16d9120 100644
--- a/llama_stack/ui/components/responses/items/item-renderer.tsx
+++ b/llama_stack/ui/components/responses/items/item-renderer.tsx
@@ -52,7 +52,7 @@ export function ItemRenderer({
   // Fallback to generic item for unknown types
   return (
     <GenericItemComponent
-      item={item as any}
+      item={item as Record<string, unknown>}
       index={index}
       keyPrefix={keyPrefix}
     />
diff --git a/llama_stack/ui/components/responses/responses-detail.test.tsx b/llama_stack/ui/components/responses/responses-detail.test.tsx
index 4c14db340..c0f348cad 100644
--- a/llama_stack/ui/components/responses/responses-detail.test.tsx
+++ b/llama_stack/ui/components/responses/responses-detail.test.tsx
@@ -616,7 +616,7 @@ describe("ResponseDetailView", () => {
             type: "unknown_type",
             custom_field: "custom_value",
             data: { nested: "object" },
-          } as any,
+          } as unknown,
         ],
         input: [],
       };
@@ -666,7 +666,7 @@ describe("ResponseDetailView", () => {
             role: "assistant",
             call_id: "call_123",
             content: "sunny and warm",
-          } as any, // Using any to bypass the type restriction for this test
+          } as unknown, // Using any to bypass the type restriction for this test
         ],
         input: [],
       };
@@ -706,7 +706,7 @@ describe("ResponseDetailView", () => {
             status: "completed",
             call_id: "call_123",
             output: "sunny and warm",
-          } as any, // Using any to bypass the type restriction for this test
+          } as unknown,
         ],
         input: [],
       };
diff --git a/llama_stack/ui/components/responses/responses-table.test.tsx b/llama_stack/ui/components/responses/responses-table.test.tsx
index 4936a7be1..37eaed543 100644
--- a/llama_stack/ui/components/responses/responses-table.test.tsx
+++ b/llama_stack/ui/components/responses/responses-table.test.tsx
@@ -565,7 +565,7 @@ describe("ResponsesTable", () => {
             id: "unknown_123",
             status: "completed",
             custom_field: "custom_value",
-          } as any,
+          } as unknown,
         ],
         input: [{ type: "message", content: "input" }],
       };
@@ -594,7 +594,7 @@ describe("ResponsesTable", () => {
           {
             type: "unknown_type",
             data: "some data",
-          } as any,
+          } as unknown,
         ],
         input: [{ type: "message", content: "input" }],
       };
diff --git a/llama_stack/ui/components/responses/responses-table.tsx b/llama_stack/ui/components/responses/responses-table.tsx
index dc8edd246..0c0f8e56b 100644
--- a/llama_stack/ui/components/responses/responses-table.tsx
+++ b/llama_stack/ui/components/responses/responses-table.tsx
@@ -56,7 +56,9 @@ function getInputText(response: OpenAIResponse): string {
 }
 
 function getOutputText(response: OpenAIResponse): string {
-  const firstMessage = response.output.find(item => isMessageItem(item as any));
+  const firstMessage = response.output.find(item =>
+    isMessageItem(item as Record<string, unknown>)
+  );
   if (firstMessage) {
     const content = extractContentFromItem(firstMessage as MessageItem);
     if (content) {
@@ -65,14 +67,14 @@ function getOutputText(response: OpenAIResponse): string {
   }
 
   const functionCall = response.output.find(item =>
-    isFunctionCallItem(item as any)
+    isFunctionCallItem(item as Record<string, unknown>)
   );
   if (functionCall) {
     return formatFunctionCall(functionCall as FunctionCallItem);
   }
 
   const webSearchCall = response.output.find(item =>
-    isWebSearchCallItem(item as any)
+    isWebSearchCallItem(item as Record<string, unknown>)
   );
   if (webSearchCall) {
     return formatWebSearchCall(webSearchCall as WebSearchCallItem);
@@ -136,7 +138,7 @@ export function ResponsesTable({ paginationOptions }: ResponsesTableProps) {
       limit: params.limit,
       ...(params.model && { model: params.model }),
       ...(params.order && { order: params.order }),
-    } as any);
+    } as Parameters<typeof client.responses.list>[0]);
 
     const listResponse = response as ResponseListResponse;
 
diff --git a/llama_stack/ui/components/responses/utils/item-types.ts b/llama_stack/ui/components/responses/utils/item-types.ts
index 72f31cf38..1c1ca2cb1 100644
--- a/llama_stack/ui/components/responses/utils/item-types.ts
+++ b/llama_stack/ui/components/responses/utils/item-types.ts
@@ -56,6 +56,6 @@ export function isFunctionCallOutputItem(
   return (
     item.type === "function_call_output" &&
     "call_id" in item &&
-    typeof (item as any).call_id === "string"
+    typeof (item as Record<string, unknown>).call_id === "string"
   );
 }
diff --git a/llama_stack/ui/lib/contents-api.ts b/llama_stack/ui/lib/contents-api.ts
index da6d0d324..f4920f3db 100644
--- a/llama_stack/ui/lib/contents-api.ts
+++ b/llama_stack/ui/lib/contents-api.ts
@@ -11,7 +11,7 @@ export interface VectorStoreContentItem {
   vector_store_id: string;
   file_id: string;
   content: VectorStoreContent;
-  metadata: Record<string, any>;
+  metadata: Record<string, unknown>;
   embedding?: number[];
 }
 
@@ -54,20 +54,11 @@ export class ContentsAPI {
     return targetContent;
   }
 
-  async updateContent(
-    vectorStoreId: string,
-    fileId: string,
-    contentId: string,
-    updates: { content?: string; metadata?: Record<string, any> }
-  ): Promise<VectorStoreContentItem> {
+  async updateContent(): Promise<VectorStoreContentItem> {
     throw new Error("Individual content updates not yet implemented in API");
   }
 
-  async deleteContent(
-    vectorStoreId: string,
-    fileId: string,
-    contentId: string
-  ): Promise<VectorStoreContentDeleteResponse> {
+  async deleteContent(): Promise<VectorStoreContentDeleteResponse> {
     throw new Error("Individual content deletion not yet implemented in API");
   }
 
@@ -88,7 +79,7 @@ export class ContentsAPI {
     const contentItems: VectorStoreContentItem[] = [];
 
     fileContents.content.forEach((content, contentIndex) => {
-      const rawContent = content as any;
+      const rawContent = content as Record<string, unknown>;
 
       // Extract actual fields from the API response
       const embedding = rawContent.embedding || undefined;
diff --git a/llama_stack/ui/lib/format-message-content.test.ts b/llama_stack/ui/lib/format-message-content.test.ts
index e082eec26..18abbee39 100644
--- a/llama_stack/ui/lib/format-message-content.test.ts
+++ b/llama_stack/ui/lib/format-message-content.test.ts
@@ -53,7 +53,7 @@ describe("extractTextFromContentPart", () => {
   });
 
   it("should handle arrays with plain strings", () => {
-    const content = ["This is", " a test."] as any;
+    const content = ["This is", " a test."] as unknown;
     expect(extractTextFromContentPart(content)).toBe("This is  a test.");
   });
 
@@ -65,7 +65,7 @@ describe("extractTextFromContentPart", () => {
       null,
       undefined,
       { type: "text", noTextProperty: true },
-    ] as any;
+    ] as unknown;
     expect(extractTextFromContentPart(content)).toBe("Valid");
   });
 
@@ -75,7 +75,7 @@ describe("extractTextFromContentPart", () => {
       "Just a string.",
       { type: "image_url", image_url: { url: "http://example.com/image.png" } },
       { type: "text", text: "Last part." },
-    ] as any;
+    ] as unknown;
     expect(extractTextFromContentPart(content)).toBe(
       "First part. Just a string. [Image] Last part."
     );
@@ -83,7 +83,9 @@ describe("extractTextFromContentPart", () => {
 });
 
 describe("extractDisplayableText (composite function)", () => {
-  const mockFormatToolCallToString = (toolCall: any) => {
+  const mockFormatToolCallToString = (toolCall: {
+    function?: { name?: string; arguments?: unknown };
+  }) => {
     if (!toolCall || !toolCall.function || !toolCall.function.name) return "";
     const args = toolCall.function.arguments
       ? JSON.stringify(toolCall.function.arguments)
diff --git a/llama_stack/ui/lib/format-tool-call.tsx b/llama_stack/ui/lib/format-tool-call.tsx
index f6a286a6e..ec1bdce38 100644
--- a/llama_stack/ui/lib/format-tool-call.tsx
+++ b/llama_stack/ui/lib/format-tool-call.tsx
@@ -5,7 +5,9 @@
  *                 with `name` and `arguments`.
  * @returns A formatted string or an empty string if data is malformed.
  */
-export function formatToolCallToString(toolCall: any): string {
+export function formatToolCallToString(toolCall: {
+  function?: { name?: string; arguments?: unknown };
+}): string {
   if (
     !toolCall ||
     !toolCall.function ||
@@ -24,7 +26,7 @@ export function formatToolCallToString(toolCall: any): string {
   } else {
     try {
       argsString = JSON.stringify(args);
-    } catch (error) {
+    } catch {
       return "";
     }
   }