diff --git a/CHANGELOG.md b/CHANGELOG.md
index 766c900..b1bacf8 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -11,6 +11,9 @@ and this project adheres to
 ### Changed
 
 - 📦️(front) update react
+- ✨(front) add ui-kit
+- ✨(front) add dark-mode
+
 
 ### Fixed
 
@@ -18,6 +21,10 @@ and this project adheres to
 - 🐛(back) fix system prompt compatibility with self-hosted models #200
 - ⚰️(back) remove dead code and unused files
 
+### Removed
+
+- 🔥(chat) remove thinking part from frontend #227
+
 ## [0.0.10] - 2025-12-15
 
 ### Added
diff --git a/src/frontend/apps/conversations/src/features/chat/components/Chat.tsx b/src/frontend/apps/conversations/src/features/chat/components/Chat.tsx
index 696d607..a58449b 100644
--- a/src/frontend/apps/conversations/src/features/chat/components/Chat.tsx
+++ b/src/frontend/apps/conversations/src/features/chat/components/Chat.tsx
@@ -813,30 +813,12 @@ export const Chat = ({
                             </Box>
                           )}
                         {message.parts
-                          ?.filter(
-                            (part) =>
-                              part.type === 'reasoning' ||
-                              part.type === 'tool-invocation',
-                          )
+                          ?.filter((part) => part.type === 'tool-invocation')
                           .map(
-                            (
-                              part: ReasoningUIPart | ToolInvocationUIPart,
-                              partIndex: number,
-                            ) =>
-                              part.type === 'reasoning' ? (
-                                <Box
-                                  key={`reasoning-${partIndex}`}
-                                  $background="var(--c--theme--colors--greyscale-100)"
-                                  $color="var(--c--theme--colors--greyscale-500)"
-                                  $padding={{ all: 'sm' }}
-                                  $radius="md"
-                                  $css="font-size: 0.9em;"
-                                >
-                                  {part.reasoning}
-                                </Box>
-                              ) : part.type === 'tool-invocation' &&
-                                isCurrentlyStreaming &&
-                                isLastAssistantMessageInConversation ? (
+                            (part: ToolInvocationUIPart, partIndex: number) =>
+                              part.type === 'tool-invocation' &&
+                              isCurrentlyStreaming &&
+                              isLastAssistantMessageInConversation ? (
                                 <ToolInvocationItem
                                   key={`tool-invocation-${partIndex}`}
                                   toolInvocation={part.toolInvocation}
diff --git a/src/frontend/apps/conversations/src/features/left-panel/components/LeftPanelConversationItem.tsx b/src/frontend/apps/conversations/src/features/left-panel/components/LeftPanelConversationItem.tsx
index 65e88d8..2c6b44a 100644
--- a/src/frontend/apps/conversations/src/features/left-panel/components/LeftPanelConversationItem.tsx
+++ b/src/frontend/apps/conversations/src/features/left-panel/components/LeftPanelConversationItem.tsx
@@ -58,7 +58,7 @@ export const LeftPanelConversationItem = ({
     >
       <StyledLink
         href={`/chat/${conversation.id}/`}
-        $css="overflow: auto; flex-grow: 1;"
+        $css="overflow: auto; flex-grow: 1; color: var(--c--theme--colors--greyscale-900);"
         onClick={handleLinkClick}
       >
         <SimpleConversationItem showAccesses conversation={conversation} />
diff --git a/src/frontend/apps/e2e/__tests__/app-conversations/chat.spec.ts b/src/frontend/apps/e2e/__tests__/app-conversations/chat.spec.ts
index 2e757aa..a059975 100644
--- a/src/frontend/apps/e2e/__tests__/app-conversations/chat.spec.ts
+++ b/src/frontend/apps/e2e/__tests__/app-conversations/chat.spec.ts
@@ -52,7 +52,7 @@ test.describe('Chat page', () => {
 
     const messageContent = page.getByTestId('assistant-message-content');
     await expect(messageContent).toBeVisible();
-    await expect(messageContent).not.toBeEmpty(); 
+    await expect(messageContent).not.toBeEmpty();
 
     // Check history
     const chatHistoryLink = page