diff --git a/src/clients/Elsa.Api.Client/Resources/WorkflowInstances/Contracts/IWorkflowInstancesApi.cs b/src/clients/Elsa.Api.Client/Resources/WorkflowInstances/Contracts/IWorkflowInstancesApi.cs
index d41dcd773..88476b99e 100644
--- a/src/clients/Elsa.Api.Client/Resources/WorkflowInstances/Contracts/IWorkflowInstancesApi.cs
+++ b/src/clients/Elsa.Api.Client/Resources/WorkflowInstances/Contracts/IWorkflowInstancesApi.cs
@@ -16,6 +16,24 @@ public interface IWorkflowInstancesApi
     [Get("/workflow-instances")]
     Task<PagedListResponse<WorkflowInstanceSummary>> ListAsync(ListWorkflowInstancesRequest request, CancellationToken cancellationToken = default);
 
+    /// <summary>
+    /// Returns a workflow instance.
+    /// </summary>
+    /// <param name="id">The ID of the workflow instance to return.</param>
+    /// <param name="cancellationToken">The cancellation token.</param>
+    [Get("/workflow-instances/{id}")]
+    Task<WorkflowInstance> GetAsync(string id, CancellationToken cancellationToken = default);
+
+    /// <summary>
+    /// Returns a workflow instance.
+    /// </summary>
+    /// <param name="workflowInstanceId">The ID of the workflow instance for which to return the journal.</param>
+    /// <param name="page">The page number.</param>
+    /// <param name="pageSize">The page size.</param>
+    /// <param name="cancellationToken">The cancellation token.</param>
+    [Get("/workflow-instances/{workflowInstanceId}/journal")]
+    Task<PagedListResponse<ExecutionLogRecord>> GetJournalAsync(string workflowInstanceId, int? page = default, int? pageSize = default, CancellationToken cancellationToken = default);
+
     /// <summary>
     /// Deletes a workflow instance.
     /// </summary>
diff --git a/src/clients/Elsa.Api.Client/Resources/WorkflowInstances/Models/ExceptionState.cs b/src/clients/Elsa.Api.Client/Resources/WorkflowInstances/Models/ExceptionState.cs
index 282fb8316..9f4d36092 100644
--- a/src/clients/Elsa.Api.Client/Resources/WorkflowInstances/Models/ExceptionState.cs
+++ b/src/clients/Elsa.Api.Client/Resources/WorkflowInstances/Models/ExceptionState.cs
@@ -5,7 +5,7 @@ namespace Elsa.Api.Client.Resources.WorkflowInstances.Models;
 /// <summary>
 /// A simplified, serializable model representing an exception.
 /// </summary>
-public record ExceptionState(Type Type, string Message, string? StackTrace, ExceptionState? InnerException)
+public record ExceptionState(string Type, string Message, string? StackTrace, ExceptionState? InnerException)
 {
     /// <summary>
     /// Initializes a new instance of the <see cref="ExceptionState"/> class.
diff --git a/src/clients/Elsa.Api.Client/Resources/WorkflowInstances/Models/ExecutionLogRecord.cs b/src/clients/Elsa.Api.Client/Resources/WorkflowInstances/Models/ExecutionLogRecord.cs
new file mode 100644
index 000000000..6c60166e8
--- /dev/null
+++ b/src/clients/Elsa.Api.Client/Resources/WorkflowInstances/Models/ExecutionLogRecord.cs
@@ -0,0 +1,30 @@
+namespace Elsa.Api.Client.Resources.WorkflowInstances.Models;
+
+/// <summary>
+/// Represents a single execution log record.
+/// </summary>
+/// <param name="Id">The ID of the execution log record.</param>
+/// <param name="ActivityInstanceId">The ID of the activity instance associated with the execution log record.</param>
+/// <param name="ParentActivityInstanceId">The ID of the parent activity instance associated with the execution log record.</param>
+/// <param name="ActivityId">The ID of the activity associated with the execution log record.</param>
+/// <param name="ActivityType">The type of the activity associated with the execution log record.</param>
+/// <param name="NodeId">The ID of the node associated with the execution log record.</param>
+/// <param name="Timestamp">The timestamp of the execution log record.</param>
+/// <param name="EventName">The name of the event associated with the execution log record.</param>
+/// <param name="Message">The message associated with the execution log record.</param>
+/// <param name="Source">The source of the execution log record.</param>
+/// <param name="ActivityState">The state of the activity associated with the execution log record.</param>
+/// <param name="Payload">The payload associated with the execution log record.</param>
+public record ExecutionLogRecord(
+    string Id,
+    string ActivityInstanceId,
+    string? ParentActivityInstanceId,
+    string ActivityId,
+    string ActivityType,
+    string NodeId,
+    DateTimeOffset Timestamp,
+    string? EventName,
+    string? Message,
+    string? Source,
+    IDictionary<string, object>? ActivityState,
+    object? Payload);
\ No newline at end of file