diff --git a/client/organization.go b/client/organization.go
index ee6c40238..aec504052 100644
--- a/client/organization.go
+++ b/client/organization.go
@@ -146,6 +146,19 @@ type SharedAgentInfo struct {
 	SharedAt       time.Time `json:"shared_at"`
 }
 
+// UserInfo represents user information for API responses
+type UserInfo struct {
+	ID                  string    `json:"id"`
+	Username            string    `json:"username"`
+	Email               string    `json:"email"`
+	Avatar              string    `json:"avatar"`
+	TenantID            uint64    `json:"tenant_id"`
+	IsActive            bool      `json:"is_active"`
+	CanAccessAllTenants bool      `json:"can_access_all_tenants"`
+	CreatedAt           time.Time `json:"created_at"`
+	UpdatedAt           time.Time `json:"updated_at"`
+}
+
 // --- Organization CRUD ---
 
 // CreateOrganization creates a new organization