diff --git a/src/Core/KeyManagement/Models/Api/Request/MasterPasswordAuthenticationDataRequestModel.cs b/src/Core/KeyManagement/Models/Api/Request/MasterPasswordAuthenticationDataRequestModel.cs
index f89c870eff..f1160782a2 100644
--- a/src/Core/KeyManagement/Models/Api/Request/MasterPasswordAuthenticationDataRequestModel.cs
+++ b/src/Core/KeyManagement/Models/Api/Request/MasterPasswordAuthenticationDataRequestModel.cs
@@ -5,7 +5,7 @@ namespace Bit.Core.KeyManagement.Models.Api.Request;
 
 /// <summary>
 /// Use this datatype when interfacing with requests to create a separation of concern.
-/// See <see cref="MasterPasswordAuthenticationData"/> to
+/// See <see cref="MasterPasswordAuthenticationData"/> to use for commands, queries, services.
 /// </summary>
 public class MasterPasswordAuthenticationDataRequestModel
 {
diff --git a/src/Core/KeyManagement/Models/Api/Request/MasterPasswordUnlockDataRequestModel.cs b/src/Core/KeyManagement/Models/Api/Request/MasterPasswordUnlockDataRequestModel.cs
index 9b4e9599d3..e3dfd2fb79 100644
--- a/src/Core/KeyManagement/Models/Api/Request/MasterPasswordUnlockDataRequestModel.cs
+++ b/src/Core/KeyManagement/Models/Api/Request/MasterPasswordUnlockDataRequestModel.cs
@@ -4,6 +4,10 @@ using Bit.Core.Utilities;
 
 namespace Bit.Core.KeyManagement.Models.Api.Request;
 
+/// <summary>
+/// Use this datatype when interfacing with requests to create a separation of concern.
+/// See <see cref="MasterPasswordUnlockData"/> to use for commands, queries, services.
+/// </summary>
 public class MasterPasswordUnlockDataRequestModel
 {
     public required KdfRequestModel Kdf { get; init; }
diff --git a/src/Core/KeyManagement/Models/Data/MasterPasswordAuthenticationData.cs b/src/Core/KeyManagement/Models/Data/MasterPasswordAuthenticationData.cs
index 1bc7006cef..6e53dfa744 100644
--- a/src/Core/KeyManagement/Models/Data/MasterPasswordAuthenticationData.cs
+++ b/src/Core/KeyManagement/Models/Data/MasterPasswordAuthenticationData.cs
@@ -1,8 +1,13 @@
 using Bit.Core.Entities;
 using Bit.Core.Exceptions;
+using Bit.Core.KeyManagement.Models.Api.Request;
 
 namespace Bit.Core.KeyManagement.Models.Data;
 
+/// <summary>
+/// Use this datatype when interfacing with commands, queries, services to create a separation of concern.
+/// See <see cref="MasterPasswordAuthenticationDataRequestModel"/> to use for requests.
+/// </summary>
 public class MasterPasswordAuthenticationData
 {
     public required KdfSettings Kdf { get; init; }
diff --git a/src/Core/KeyManagement/Models/Data/MasterPasswordUnlockAndAuthenticationData.cs b/src/Core/KeyManagement/Models/Data/MasterPasswordUnlockAndAuthenticationData.cs
index ad3a0b692b..e60cb3bb95 100644
--- a/src/Core/KeyManagement/Models/Data/MasterPasswordUnlockAndAuthenticationData.cs
+++ b/src/Core/KeyManagement/Models/Data/MasterPasswordUnlockAndAuthenticationData.cs
@@ -4,6 +4,12 @@ using Bit.Core.Enums;
 
 namespace Bit.Core.KeyManagement.Models.Data;
 
+/// <summary>
+/// Probably shouldn't be used as we want to make sure that the unlock data and authentication data
+/// can use separate kdf settings.
+///
+/// Should be cleaned up in the near future.
+/// </summary>
 public class MasterPasswordUnlockAndAuthenticationData
 {
     public KdfType KdfType { get; set; }
diff --git a/src/Core/KeyManagement/Models/Data/MasterPasswordUnlockData.cs b/src/Core/KeyManagement/Models/Data/MasterPasswordUnlockData.cs
index cb18ed2a78..f8139cba99 100644
--- a/src/Core/KeyManagement/Models/Data/MasterPasswordUnlockData.cs
+++ b/src/Core/KeyManagement/Models/Data/MasterPasswordUnlockData.cs
@@ -1,8 +1,13 @@
 using Bit.Core.Entities;
 using Bit.Core.Exceptions;
+using Bit.Core.KeyManagement.Models.Api.Request;
 
 namespace Bit.Core.KeyManagement.Models.Data;
 
+/// <summary>
+/// Use this datatype when interfacing with commands, queries, services to create a separation of concern.
+/// See <see cref="MasterPasswordUnlockDataRequestModel"/> to use for requests.
+/// </summary>
 public class MasterPasswordUnlockData
 {
     public required KdfSettings Kdf { get; init; }