diff --git a/src/Tgstation.Server.Host/Authority/UserAuthority.cs b/src/Tgstation.Server.Host/Authority/UserAuthority.cs
index 5784dbd07b..6830de8f81 100644
--- a/src/Tgstation.Server.Host/Authority/UserAuthority.cs
+++ b/src/Tgstation.Server.Host/Authority/UserAuthority.cs
@@ -609,13 +609,17 @@ namespace Tgstation.Server.Host.Authority
 		/// <param name="user">The <see cref="User"/> that was created or updated.</param>
 		/// <returns>A <see cref="ValueTask"/> representing the running operation.</returns>
 		ValueTask SendUserUpdatedTopics(User user)
-			=> ValueTaskExtensions.WhenAll(
+		{
+			var transformed = new GraphQL.Transformers.UserTransformer()
+				.CompiledExpression(user);
+			return ValueTaskExtensions.WhenAll(
 				GraphQL.Subscriptions.UserSubscriptions.UserUpdatedTopics(
 					user.Require(x => x.Id))
 					.Select(topic => topicEventSender.SendAsync(
 						topic,
-						((IApiTransformable<User, GraphQL.Types.User>)user).ToApi<GraphQL.Transformers.UserTransformer>(),
+						transformed,
 						CancellationToken.None))); // DCT: Operation should always run
+		}
 
 		/// <summary>
 		/// Gets all registered <see cref="User"/>s.
diff --git a/src/Tgstation.Server.Host/Controllers/ApiController.cs b/src/Tgstation.Server.Host/Controllers/ApiController.cs
index dd61412501..d5030fa3f1 100644
--- a/src/Tgstation.Server.Host/Controllers/ApiController.cs
+++ b/src/Tgstation.Server.Host/Controllers/ApiController.cs
@@ -275,16 +275,18 @@ namespace Tgstation.Server.Host.Controllers
 			int? pageQuery,
 			int? pageSizeQuery,
 			CancellationToken cancellationToken)
-			where TModel : IApiTransformable<TModel, TApiModel>
 			where TApiModel : notnull
 			where TTransformer : ITransformer<TModel, TApiModel>, new()
-			=> PaginatedImpl(
+		{
+			var transformer = new TTransformer();
+			return PaginatedImpl(
 				queryGenerator,
-				model => model.ToApi<TTransformer>(),
+				model => transformer.CompiledExpression(model),
 				null,
 				pageQuery,
 				pageSizeQuery,
 				cancellationToken);
+		}
 
 		/// <summary>
 		/// Generates a paginated response.
diff --git a/src/Tgstation.Server.Host/Models/IApiTransformable{TModel,TApiModel}.cs b/src/Tgstation.Server.Host/Models/IApiTransformable{TModel,TApiModel}.cs
deleted file mode 100644
index 8b75aa418b..0000000000
--- a/src/Tgstation.Server.Host/Models/IApiTransformable{TModel,TApiModel}.cs
+++ /dev/null
@@ -1,24 +0,0 @@
-using System;
-
-namespace Tgstation.Server.Host.Models
-{
-	/// <summary>
-	/// Represents a host-side model that may be transformed into a <typeparamref name="TApiModel"/>.
-	/// </summary>
-	/// <typeparam name="TModel">The internal model <see cref="Type"/>.</typeparam>
-	/// <typeparam name="TApiModel">The API model <see cref="Type"/>.</typeparam>
-	public interface IApiTransformable<TModel, TApiModel>
-		where TApiModel : notnull
-		where TModel : IApiTransformable<TModel, TApiModel>
-	{
-		/// <summary>
-		/// Convert the <see cref="IApiTransformable{TModel, TApiModel}"/> to it's <typeparamref name="TApiModel"/>.
-		/// </summary>
-		/// <typeparam name="TTransformer">The <see cref="ITransformer{TModel, TApiModel}"/> <see cref="Type"/>.</typeparam>
-		/// <returns>A new <typeparamref name="TApiModel"/> based on the <see cref="IApiTransformable{TModel, TApiModel}"/>.</returns>
-		TApiModel ToApi<TTransformer>()
-			where TTransformer : ITransformer<TModel, TApiModel>, new()
-			=> new TTransformer()
-				.CompiledExpression((TModel)this);
-	}
-}
diff --git a/src/Tgstation.Server.Host/Models/OAuthConnection.cs b/src/Tgstation.Server.Host/Models/OAuthConnection.cs
index e04a20e442..c5979cbaf6 100644
--- a/src/Tgstation.Server.Host/Models/OAuthConnection.cs
+++ b/src/Tgstation.Server.Host/Models/OAuthConnection.cs
@@ -4,8 +4,7 @@ namespace Tgstation.Server.Host.Models
 {
 	/// <inheritdoc cref="Api.Models.OAuthConnection" />
 	public sealed class OAuthConnection : Api.Models.OAuthConnection,
-		ILegacyApiTransformable<Api.Models.OAuthConnection>,
-		IApiTransformable<OAuthConnection, GraphQL.Types.OAuth.OAuthConnection>
+		ILegacyApiTransformable<Api.Models.OAuthConnection>
 	{
 		/// <summary>
 		/// The row Id.
diff --git a/src/Tgstation.Server.Host/Models/OidcConnection.cs b/src/Tgstation.Server.Host/Models/OidcConnection.cs
index 7eeff69a26..c76f81b0f9 100644
--- a/src/Tgstation.Server.Host/Models/OidcConnection.cs
+++ b/src/Tgstation.Server.Host/Models/OidcConnection.cs
@@ -4,8 +4,7 @@ namespace Tgstation.Server.Host.Models
 {
 	/// <inheritdoc cref="Api.Models.OidcConnection" />
 	public sealed class OidcConnection : Api.Models.OidcConnection,
-		ILegacyApiTransformable<Api.Models.OidcConnection>,
-		IApiTransformable<OidcConnection, GraphQL.Types.OAuth.OidcConnection>
+		ILegacyApiTransformable<Api.Models.OidcConnection>
 	{
 		/// <summary>
 		/// The row Id.
diff --git a/src/Tgstation.Server.Host/Models/PermissionSet.cs b/src/Tgstation.Server.Host/Models/PermissionSet.cs
index 3530c2f407..1160ca0e4f 100644
--- a/src/Tgstation.Server.Host/Models/PermissionSet.cs
+++ b/src/Tgstation.Server.Host/Models/PermissionSet.cs
@@ -3,7 +3,7 @@
 namespace Tgstation.Server.Host.Models
 {
 	/// <inheritdoc />
-	public sealed class PermissionSet : Api.Models.PermissionSet, IApiTransformable<PermissionSet, GraphQL.Types.PermissionSet>
+	public sealed class PermissionSet : Api.Models.PermissionSet, ILegacyApiTransformable<Api.Models.PermissionSet>
 	{
 		/// <summary>
 		/// The <see cref="Api.Models.EntityId.Id"/> of <see cref="User"/>.
diff --git a/src/Tgstation.Server.Host/Models/UpdatedUser.cs b/src/Tgstation.Server.Host/Models/UpdatedUser.cs
index 99d7384982..c91ca3cf60 100644
--- a/src/Tgstation.Server.Host/Models/UpdatedUser.cs
+++ b/src/Tgstation.Server.Host/Models/UpdatedUser.cs
@@ -1,15 +1,11 @@
 using System;
 
-using Tgstation.Server.Api.Models.Response;
-
 namespace Tgstation.Server.Host.Models
 {
 	/// <summary>
 	/// Represents a <see cref="User"/> that has been updated.
 	/// </summary>
-	public sealed class UpdatedUser :
-		IApiTransformable<UpdatedUser, UserResponse>,
-		IApiTransformable<UpdatedUser, GraphQL.Types.UpdatedUser>
+	public sealed class UpdatedUser
 	{
 		/// <summary>
 		/// The <see cref="User"/>'s <see cref="Api.Models.EntityId.Id"/>.
diff --git a/src/Tgstation.Server.Host/Models/User.cs b/src/Tgstation.Server.Host/Models/User.cs
index fcf92eebdb..11f7da469b 100644
--- a/src/Tgstation.Server.Host/Models/User.cs
+++ b/src/Tgstation.Server.Host/Models/User.cs
@@ -8,10 +8,7 @@ using Tgstation.Server.Api.Models.Response;
 namespace Tgstation.Server.Host.Models
 {
 	/// <inheritdoc cref="Api.Models.Internal.UserModelBase" />
-	public sealed class User : Api.Models.Internal.UserModelBase,
-		IApiTransformable<User, UserResponse>,
-		IApiTransformable<User, GraphQL.Types.User>,
-		IApiTransformable<User, GraphQL.Types.UserName>
+	public sealed class User : Api.Models.Internal.UserModelBase
 	{
 		/// <summary>
 		/// Username used when creating jobs automatically.
diff --git a/src/Tgstation.Server.Host/Models/UserGroup.cs b/src/Tgstation.Server.Host/Models/UserGroup.cs
index 7b0bbd6882..c8fa3efa79 100644
--- a/src/Tgstation.Server.Host/Models/UserGroup.cs
+++ b/src/Tgstation.Server.Host/Models/UserGroup.cs
@@ -11,7 +11,7 @@ namespace Tgstation.Server.Host.Models
 	/// <summary>
 	/// Represents a group of <see cref="User"/>s.
 	/// </summary>
-	public sealed class UserGroup : NamedEntity, ILegacyApiTransformable<UserGroupResponse>, IApiTransformable<UserGroup, GraphQL.Types.UserGroup>
+	public sealed class UserGroup : NamedEntity, ILegacyApiTransformable<UserGroupResponse>
 	{
 		/// <summary>
 		/// The <see cref="Models.PermissionSet"/> the <see cref="UserGroup"/> has.