diff --git a/src/lib/components/ChatPanel.svelte b/src/lib/components/ChatPanel.svelte
index a8a939b..6f97f5c 100644
--- a/src/lib/components/ChatPanel.svelte
+++ b/src/lib/components/ChatPanel.svelte
@@ -71,7 +71,7 @@
 							{#if message.role === 'user'}
 								👤 Du
 							{:else if message.role === 'assistant'}
-								🤖 {#if message.model}{message.model.replace('claude-', '').replace(/-[\d.]+$/, '').replace('-', ' ').replace(/\b\w/g, c => c.toUpperCase())}{:else}Claude{/if}
+								🤖 {#if message.model}{message.model.replace('claude-', '').replace(/-\d{8}$/, '').replace(/(\D)-(\d)/g, '$1 $2').replace(/(\d)-(\d)/g, '$1.$2').replace(/\b[a-z]/g, c => c.toUpperCase())}{:else}Claude{/if}
 							{:else}
 								⚙️ System
 							{/if}