Doc: announce claude 4 (#2769)

docs/components/llms/models/anthropic.mdx

@@ -20,7 +20,7 @@ config = {
     "llm": {
         "provider": "anthropic",
         "config": {
-            "model": "claude-3-7-sonnet-latest",
+            "model": "claude-sonnet-4-20250514",
             "temperature": 0.1,
             "max_tokens": 2000,
         }
@@ -45,7 +45,7 @@ const config = {
     provider: 'anthropic',
     config: {
       apiKey: process.env.ANTHROPIC_API_KEY || '',
-      model: 'claude-3-7-sonnet-latest',
+      model: 'claude-sonnet-4-20250514',
       temperature: 0.1,
       maxTokens: 2000,
     },

docs/overview.mdx

@@ -5,6 +5,10 @@ iconType: "solid"
 ---
 
 <Snippet file="paper-release.mdx" />
+<Note type="info">
+🎉 We're excited to announce that Claude 4 is now available with Mem0! Check it out [here](components/llms/models/anthropic).
+</Note>
+
 
 # Introduction
 

docs/quickstart.mdx

@@ -5,6 +5,9 @@ iconType: "solid"
 ---
 
 <Snippet file="paper-release.mdx" />
+<Note type="info">
+🎉 We're excited to announce that Claude 4 is now available with Mem0! Check it out [here](components/llms/models/anthropic).
+</Note>
 
 
 Mem0 offers two powerful ways to leverage our technology: [our managed platform](#mem0-platform-managed-solution) and [our open source solution](#mem0-open-source).