diff --git a/.changeset/nice-buttons-happen.md b/.changeset/nice-buttons-happen.md
new file mode 100644
index 0000000..6d5dc25
--- /dev/null
+++ b/.changeset/nice-buttons-happen.md
@@ -0,0 +1,5 @@
+---
+'@mermaidchart/sdk': patch
+---
+
+Add `analyticsID`, `avatarUrl`, `mermaidTheme`, and `mermaidLook` return types to `getUser()`
diff --git a/packages/cli/src/commander.test.ts b/packages/cli/src/commander.test.ts
index 0691575..336fac6 100644
--- a/packages/cli/src/commander.test.ts
+++ b/packages/cli/src/commander.test.ts
@@ -59,6 +59,8 @@ beforeAll(async () => {
 const mockedMCUser = {
   fullName: 'My Test User',
   emailAddress: 'my-test-user@test.invalid',
+  analyticsID: '00000000-0000-0000-0000-0000000000aa',
+  avatarUrl: null,
 } as const satisfies MCUser;
 const mockedProjects = [
   {
diff --git a/packages/sdk/src/index.e2e.test.ts b/packages/sdk/src/index.e2e.test.ts
index ff85b99..afac069 100644
--- a/packages/sdk/src/index.e2e.test.ts
+++ b/packages/sdk/src/index.e2e.test.ts
@@ -79,6 +79,16 @@ describe('getUser', () => {
     const user = await client.getUser();
 
     expect(user).toHaveProperty('emailAddress');
+    expect(user).toHaveProperty('analyticsID');
+    expect(typeof user.analyticsID).toBe('string');
+    expect(user.analyticsID.length).toBeGreaterThan(0);
+    expect(user.avatarUrl === null || typeof user.avatarUrl === 'string').toBe(true);
+    if (user.mermaidTheme !== undefined) {
+      expect(typeof user.mermaidTheme).toBe('string');
+    }
+    if (user.mermaidLook !== undefined) {
+      expect(typeof user.mermaidLook).toBe('string');
+    }
   });
 });
 
diff --git a/packages/sdk/src/index.test.ts b/packages/sdk/src/index.test.ts
index a3d9b3b..20d24d8 100644
--- a/packages/sdk/src/index.test.ts
+++ b/packages/sdk/src/index.test.ts
@@ -37,6 +37,8 @@ describe('MermaidChart', () => {
       return {
         fullName: 'Test User',
         emailAddress: 'test@invalid.invalid',
+        analyticsID: '00000000-0000-0000-0000-0000000000aa',
+        avatarUrl: null,
       };
     });
   });
diff --git a/packages/sdk/src/types.ts b/packages/sdk/src/types.ts
index 08e4578..1e95651 100644
--- a/packages/sdk/src/types.ts
+++ b/packages/sdk/src/types.ts
@@ -22,6 +22,10 @@ export interface AuthState {
 export interface MCUser {
   fullName: string;
   emailAddress: string;
+  analyticsID: string;
+  avatarUrl: string | null;
+  mermaidTheme?: string;
+  mermaidLook?: string;
 }
 
 export interface AICreditsUsage {