Add ListRunningModels for "/api/ps" endpoint

src/IOllamaApiClient.cs

@@ -75,16 +75,22 @@ public interface IOllamaApiClient
 		/// <param name="cancellationToken">The token to cancel the operation with</param>
 		Task<IEnumerable<Model>> ListLocalModels(CancellationToken cancellationToken = default);
 
-		/// <summary>
-		/// Sends a request to the /api/pull endpoint to pull a new model
-		/// </summary>
-		/// <param name="request">The request parameters</param>
-		/// <param name="streamer">
-		/// The streamer that receives status updates as they are streamed by the Ollama endpoint.
-		/// Can be used to update the user interface while the operation is running.
-		/// </param>
-		/// <param name="cancellationToken">The token to cancel the operation with</param>
-		Task PullModel(PullModelRequest request, IResponseStreamer<PullStatus> streamer, CancellationToken cancellationToken = default);
+        /// <summary>
+        /// Sends a request to the /api/ps endpoint to get the running models
+        /// </summary>
+        /// <param name="cancellationToken">The token to cancel the operation with</param>
+        Task<IEnumerable<RunningModel>> ListRunningModels(CancellationToken cancellationToken = default);
+
+        /// <summary>
+        /// Sends a request to the /api/pull endpoint to pull a new model
+        /// </summary>
+        /// <param name="request">The request parameters</param>
+        /// <param name="streamer">
+        /// The streamer that receives status updates as they are streamed by the Ollama endpoint.
+        /// Can be used to update the user interface while the operation is running.
+        /// </param>
+        /// <param name="cancellationToken">The token to cancel the operation with</param>
+        Task PullModel(PullModelRequest request, IResponseStreamer<PullStatus> streamer, CancellationToken cancellationToken = default);
 
 		/// <summary>
 		/// Sends a request to the /api/push endpoint to push a new model

src/Models/ListRunningModels.cs

@@ -0,0 +1,33 @@
+#nullable enable
+using System;
+using System.Diagnostics;
+using System.Text.Json.Serialization;
+
+namespace OllamaSharp.Models
+{
+
+    [JsonUnmappedMemberHandling(JsonUnmappedMemberHandling.Skip)]
+    public class ListRunningModelsResponse
+    {
+        [JsonPropertyName("models")] public RunningModel[] RunningModels { get; set; }
+    }
+
+    [JsonUnmappedMemberHandling(JsonUnmappedMemberHandling.Skip)]
+    [DebuggerDisplay("{Name}")]
+    public class RunningModel
+    {
+        [JsonPropertyName("name")] public string? Name { get; set; }
+
+        [JsonPropertyName("modified_at")] public DateTime? ModifiedAt { get; set; }
+
+        [JsonPropertyName("size")] public long? Size { get; set; }
+
+        [JsonPropertyName("size_vram")] public long? SizeVRAM { get; set; }
+
+        [JsonPropertyName("digest")] public string? Digest { get; set; }
+
+        [JsonPropertyName("details")] public Details? Details { get; set; }
+
+        [JsonPropertyName("expires_at")] public DateTime? ExpiresAt { get; set; }
+    }
+}

src/OllamaApiClient.cs

@@ -72,7 +72,14 @@ public async Task<IEnumerable<Model>> ListLocalModels(CancellationToken cancella
 			return data.Models;
 		}
 
-		public async Task<ShowModelResponse> ShowModelInformation(string model, CancellationToken cancellationToken = default)
+        public async Task<IEnumerable<RunningModel>> ListRunningModels(CancellationToken cancellationToken = default)
+        {
+            var data = await GetAsync<ListRunningModelsResponse>("api/ps", cancellationToken);
+            return data.RunningModels;
+        }
+
+
+        public async Task<ShowModelResponse> ShowModelInformation(string model, CancellationToken cancellationToken = default)
 		{
 			return await PostAsync<ShowModelRequest, ShowModelResponse>("api/show", new ShowModelRequest { Name = model }, cancellationToken);
 		}

test/TestOllamaApiClient.cs

@@ -42,8 +42,12 @@ public Task<IEnumerable<Model>> ListLocalModels(CancellationToken cancellationTo
 	{
 		throw new NotImplementedException();
 	}
+    public Task<IEnumerable<RunningModel>> ListRunningModels(CancellationToken cancellationToken)
+    {
+        throw new NotImplementedException();
+    }
 
-	public Task PullModel(PullModelRequest request, IResponseStreamer<PullStatus> streamer, CancellationToken cancellationToken)
+    public Task PullModel(PullModelRequest request, IResponseStreamer<PullStatus> streamer, CancellationToken cancellationToken)
 	{
 		throw new NotImplementedException();
 	}