Add log_props support (#156)

marcominerva · May 3, 2024 · 2aeff50 · 2aeff50
2 parents e710dee + ae370e3
commit 2aeff50
Show file tree

Hide file tree

Showing 28 changed files with 315 additions and 25 deletions.
diff --git a/docs/ChatGptNet.Models/ChatGptChoice.md b/docs/ChatGptNet.Models/ChatGptChoice.md
@@ -16,6 +16,7 @@ public class ChatGptChoice
 | [FinishReason](ChatGptChoice/FinishReason.md) { get; set; } | Gets or sets a value specifying why the choice has been returned. |
 | [Index](ChatGptChoice/Index.md) { get; set; } | Gets or sets the index of the choice in the list. |
 | [IsFiltered](ChatGptChoice/IsFiltered.md) { get; } | Gets or sets a value indicating whether the this [`ChatGptChoice`](./ChatGptChoice.md) has been filtered by the content filtering system. |
+| [LogProbabilities](ChatGptChoice/LogProbabilities.md) { get; set; } | Gets or sets the log probabilities associated with this [`ChatGptChoice`](./ChatGptChoice.md). |
 | [Message](ChatGptChoice/Message.md) { get; set; } | Gets or sets the message associated with this [`ChatGptChoice`](./ChatGptChoice.md), if any. |
 
 ## See Also

diff --git a/docs/ChatGptNet.Models/ChatGptChoice/LogProbabilities.md b/docs/ChatGptNet.Models/ChatGptChoice/LogProbabilities.md
@@ -0,0 +1,16 @@
+# ChatGptChoice.LogProbabilities property
+
+Gets or sets the log probabilities associated with this [`ChatGptChoice`](../ChatGptChoice.md).
+
+```csharp
+public ChatGptLogProbability? LogProbabilities { get; set; }
+```
+
+## See Also
+
+* class [ChatGptLogProbability](../ChatGptLogProbability.md)
+* class [ChatGptLogProbabilityContent](../ChatGptLogProbabilityContent.md)
+* class [ChatGptChoice](../ChatGptChoice.md)
+* namespace [ChatGptNet.Models](../../ChatGptNet.md)
+
+<!-- DO NOT EDIT: generated by xmldocmd for ChatGptNet.dll -->
diff --git a/docs/ChatGptNet.Models/ChatGptLogProbability.md b/docs/ChatGptNet.Models/ChatGptLogProbability.md
@@ -0,0 +1,21 @@
+# ChatGptLogProbability class
+
+Represents the log probability information of a [`completion choice`](./ChatGptChoice.md).
+
+```csharp
+public class ChatGptLogProbability
+```
+
+## Public Members
+
+| name | description |
+| --- | --- |
+| [ChatGptLogProbability](ChatGptLogProbability/ChatGptLogProbability.md)() | The default constructor. |
+| [Content](ChatGptLogProbability/Content.md) { get; set; } | Gets or sets the list of message content tokens with log probability information. |
+
+## See Also
+
+* namespace [ChatGptNet.Models](../ChatGptNet.md)
+* [ChatGptLogProbability.cs](https://github.com/marcominerva/ChatGptNet/tree/master/src/ChatGptNet/Models/ChatGptLogProbability.cs)
+
+<!-- DO NOT EDIT: generated by xmldocmd for ChatGptNet.dll -->
diff --git a/docs/ChatGptNet.Models/ChatGptLogProbability/ChatGptLogProbability.md b/docs/ChatGptNet.Models/ChatGptLogProbability/ChatGptLogProbability.md
@@ -0,0 +1,14 @@
+# ChatGptLogProbability constructor
+
+The default constructor.
+
+```csharp
+public ChatGptLogProbability()
+```
+
+## See Also
+
+* class [ChatGptLogProbability](../ChatGptLogProbability.md)
+* namespace [ChatGptNet.Models](../../ChatGptNet.md)
+
+<!-- DO NOT EDIT: generated by xmldocmd for ChatGptNet.dll -->
diff --git a/docs/ChatGptNet.Models/ChatGptLogProbability/Content.md b/docs/ChatGptNet.Models/ChatGptLogProbability/Content.md
@@ -0,0 +1,15 @@
+# ChatGptLogProbability.Content property
+
+Gets or sets the list of message content tokens with log probability information.
+
+```csharp
+public IEnumerable<ChatGptLogProbabilityContent> Content { get; set; }
+```
+
+## See Also
+
+* class [ChatGptLogProbabilityContent](../ChatGptLogProbabilityContent.md)
+* class [ChatGptLogProbability](../ChatGptLogProbability.md)
+* namespace [ChatGptNet.Models](../../ChatGptNet.md)
+
+<!-- DO NOT EDIT: generated by xmldocmd for ChatGptNet.dll -->
diff --git a/docs/ChatGptNet.Models/ChatGptLogProbabilityContent.md b/docs/ChatGptNet.Models/ChatGptLogProbabilityContent.md
@@ -0,0 +1,24 @@
+# ChatGptLogProbabilityContent class
+
+Represents a message content token with log probability information.
+
+```csharp
+public class ChatGptLogProbabilityContent
+```
+
+## Public Members
+
+| name | description |
+| --- | --- |
+| [ChatGptLogProbabilityContent](ChatGptLogProbabilityContent/ChatGptLogProbabilityContent.md)() | The default constructor. |
+| [Bytes](ChatGptLogProbabilityContent/Bytes.md) { get; set; } | Gets or sets a list of integers representing the UTF-8 bytes representation of the token. Useful in instances where characters are represented by multiple tokens and their byte representations must be combined to generate the correct text representation. Can be `null` if there is no bytes representation for the token. |
+| [LogProbality](ChatGptLogProbabilityContent/LogProbality.md) { get; set; } | Gets or sets the log probability of this token, if it is within the top 20 most likely tokens. Otherwise, the value -9999.0 is used to signify that the token is very unlikely. |
+| [Token](ChatGptLogProbabilityContent/Token.md) { get; set; } | Gets or sets the token. |
+| [TopLogProbabilities](ChatGptLogProbabilityContent/TopLogProbabilities.md) { get; set; } | Gets or sets the list of the most likely tokens and their log probability, at this token position. In rare cases, there may be fewer than the number of requested [`TopLogProbabilities`](./ChatGptParameters/TopLogProbabilities.md) returned. |
+
+## See Also
+
+* namespace [ChatGptNet.Models](../ChatGptNet.md)
+* [ChatGptLogProbabilityContent.cs](https://github.com/marcominerva/ChatGptNet/tree/master/src/ChatGptNet/Models/ChatGptLogProbabilityContent.cs)
+
+<!-- DO NOT EDIT: generated by xmldocmd for ChatGptNet.dll -->
diff --git a/docs/ChatGptNet.Models/ChatGptLogProbabilityContent/Bytes.md b/docs/ChatGptNet.Models/ChatGptLogProbabilityContent/Bytes.md
@@ -0,0 +1,14 @@
+# ChatGptLogProbabilityContent.Bytes property
+
+Gets or sets a list of integers representing the UTF-8 bytes representation of the token. Useful in instances where characters are represented by multiple tokens and their byte representations must be combined to generate the correct text representation. Can be `null` if there is no bytes representation for the token.
+
+```csharp
+public IEnumerable<byte>? Bytes { get; set; }
+```
+
+## See Also
+
+* class [ChatGptLogProbabilityContent](../ChatGptLogProbabilityContent.md)
+* namespace [ChatGptNet.Models](../../ChatGptNet.md)
+
+<!-- DO NOT EDIT: generated by xmldocmd for ChatGptNet.dll -->
diff --git a/.../ChatGptNet.Models/ChatGptLogProbabilityContent/ChatGptLogProbabilityContent.md b/.../ChatGptNet.Models/ChatGptLogProbabilityContent/ChatGptLogProbabilityContent.md
@@ -0,0 +1,14 @@
+# ChatGptLogProbabilityContent constructor
+
+The default constructor.
+
+```csharp
+public ChatGptLogProbabilityContent()
+```
+
+## See Also
+
+* class [ChatGptLogProbabilityContent](../ChatGptLogProbabilityContent.md)
+* namespace [ChatGptNet.Models](../../ChatGptNet.md)
+
+<!-- DO NOT EDIT: generated by xmldocmd for ChatGptNet.dll -->
diff --git a/docs/ChatGptNet.Models/ChatGptLogProbabilityContent/LogProbality.md b/docs/ChatGptNet.Models/ChatGptLogProbabilityContent/LogProbality.md
@@ -0,0 +1,14 @@
+# ChatGptLogProbabilityContent.LogProbality property
+
+Gets or sets the log probability of this token, if it is within the top 20 most likely tokens. Otherwise, the value -9999.0 is used to signify that the token is very unlikely.
+
+```csharp
+public double LogProbality { get; set; }
+```
+
+## See Also
+
+* class [ChatGptLogProbabilityContent](../ChatGptLogProbabilityContent.md)
+* namespace [ChatGptNet.Models](../../ChatGptNet.md)
+
+<!-- DO NOT EDIT: generated by xmldocmd for ChatGptNet.dll -->
diff --git a/docs/ChatGptNet.Models/ChatGptLogProbabilityContent/Token.md b/docs/ChatGptNet.Models/ChatGptLogProbabilityContent/Token.md
@@ -0,0 +1,14 @@
+# ChatGptLogProbabilityContent.Token property
+
+Gets or sets the token.
+
+```csharp
+public string Token { get; set; }
+```
+
+## See Also
+
+* class [ChatGptLogProbabilityContent](../ChatGptLogProbabilityContent.md)
+* namespace [ChatGptNet.Models](../../ChatGptNet.md)
+
+<!-- DO NOT EDIT: generated by xmldocmd for ChatGptNet.dll -->
diff --git a/docs/ChatGptNet.Models/ChatGptLogProbabilityContent/TopLogProbabilities.md b/docs/ChatGptNet.Models/ChatGptLogProbabilityContent/TopLogProbabilities.md
@@ -0,0 +1,15 @@
+# ChatGptLogProbabilityContent.TopLogProbabilities property
+
+Gets or sets the list of the most likely tokens and their log probability, at this token position. In rare cases, there may be fewer than the number of requested [`TopLogProbabilities`](../ChatGptParameters/TopLogProbabilities.md) returned.
+
+```csharp
+public IEnumerable<ChatGptLogProbabilityContent>? TopLogProbabilities { get; set; }
+```
+
+## See Also
+
+* property [TopLogProbabilities](../ChatGptParameters/TopLogProbabilities.md)
+* class [ChatGptLogProbabilityContent](../ChatGptLogProbabilityContent.md)
+* namespace [ChatGptNet.Models](../../ChatGptNet.md)
+
+<!-- DO NOT EDIT: generated by xmldocmd for ChatGptNet.dll -->
diff --git a/docs/ChatGptNet.Models/ChatGptParameters.md b/docs/ChatGptNet.Models/ChatGptParameters.md
@@ -12,11 +12,13 @@ public class ChatGptParameters
 | --- | --- |
 | [ChatGptParameters](ChatGptParameters/ChatGptParameters.md)() | The default constructor. |
 | [FrequencyPenalty](ChatGptParameters/FrequencyPenalty.md) { get; set; } | Gets or sets the frequency penalties for chat completion. Number between -2.0 and 2.0. Positive values penalize new tokens based on their existing frequency in the text so far, decreasing the model's likelihood to repeat the same line verbatim (default: 0). |
+| [LogProbabilities](ChatGptParameters/LogProbabilities.md) { get; set; } | Gets or set a value that determines whether to return log probabilities of the output tokens or not. If `true`, returns the log probabilities of each output token returned in the content of message (default: `false`). |
 | [MaxTokens](ChatGptParameters/MaxTokens.md) { get; set; } | Gets or sets the maximum number of tokens to generate in the chat completion. The total length of input tokens and generated tokens is limited by the model's context length. |
 | [PresencePenalty](ChatGptParameters/PresencePenalty.md) { get; set; } | Gets or sets the presence penalties for chat completion. Number between -2.0 and 2.0. Positive values penalize new tokens based on whether they appear in the text so far, increasing the model's likelihood to talk about new topics (default: 0). |
 | [ResponseFormat](ChatGptParameters/ResponseFormat.md) { get; set; } | An object specifying the format that the model must output. Used to enable JSON mode. |
-| [Seed](ChatGptParameters/Seed.md) { get; set; } | If specified, the system will make a best effort to sample deterministically, such that repeated requests with the same seed and parameters should return the same result. |
+| [Seed](ChatGptParameters/Seed.md) { get; set; } | Gets or sets a value such that, if specified, the system will make a best effort to sample deterministically, such that repeated requests with the same seed and parameters should return the same result. |
 | [Temperature](ChatGptParameters/Temperature.md) { get; set; } | Gets or sets what sampling temperature to use, between 0 and 2. Higher values like 0.8 will make the output more random, while lower values like 0.2 will make it more focused and deterministic (default: 1). |
+| [TopLogProbabilities](ChatGptParameters/TopLogProbabilities.md) { get; set; } | Gets or sets a value between 0 and 5 specifying the number of most likely tokens to return at each token position, each with an associated log probability. |
 | [TopP](ChatGptParameters/TopP.md) { get; set; } | Gets or sets an alternative to sampling with temperature, called nucleus sampling, where the model considers the results of the tokens with [`TopP`](./ChatGptParameters/TopP.md) probability mass. So 0.1 means only the tokens comprising the top 10% probability mass are considered (default: 1). |
 
 ## Remarks

diff --git a/docs/ChatGptNet.Models/ChatGptParameters/LogProbabilities.md b/docs/ChatGptNet.Models/ChatGptParameters/LogProbabilities.md
@@ -0,0 +1,15 @@
+# ChatGptParameters.LogProbabilities property
+
+Gets or set a value that determines whether to return log probabilities of the output tokens or not. If `true`, returns the log probabilities of each output token returned in the content of message (default: `false`).
+
+```csharp
+public bool? LogProbabilities { get; set; }
+```
+
+## See Also
+
+* property [TopLogProbabilities](./TopLogProbabilities.md)
+* class [ChatGptParameters](../ChatGptParameters.md)
+* namespace [ChatGptNet.Models](../../ChatGptNet.md)
+
+<!-- DO NOT EDIT: generated by xmldocmd for ChatGptNet.dll -->
diff --git a/docs/ChatGptNet.Models/ChatGptParameters/Seed.md b/docs/ChatGptNet.Models/ChatGptParameters/Seed.md
@@ -1,6 +1,6 @@
 # ChatGptParameters.Seed property
 
-If specified, the system will make a best effort to sample deterministically, such that repeated requests with the same seed and parameters should return the same result.
+Gets or sets a value such that, if specified, the system will make a best effort to sample deterministically, such that repeated requests with the same seed and parameters should return the same result.
 
 ```csharp
 public int? Seed { get; set; }

diff --git a/docs/ChatGptNet.Models/ChatGptParameters/TopLogProbabilities.md b/docs/ChatGptNet.Models/ChatGptParameters/TopLogProbabilities.md
@@ -0,0 +1,19 @@
+# ChatGptParameters.TopLogProbabilities property
+
+Gets or sets a value between 0 and 5 specifying the number of most likely tokens to return at each token position, each with an associated log probability.
+
+```csharp
+public int? TopLogProbabilities { get; set; }
+```
+
+## Remarks
+
+[`LogProbabilities`](./LogProbabilities.md)must be set to `true` if this parameter is used.
+
+## See Also
+
+* property [LogProbabilities](./LogProbabilities.md)
+* class [ChatGptParameters](../ChatGptParameters.md)
+* namespace [ChatGptNet.Models](../../ChatGptNet.md)
+
+<!-- DO NOT EDIT: generated by xmldocmd for ChatGptNet.dll -->
diff --git a/docs/README.md b/docs/README.md
@@ -47,6 +47,8 @@
 | class [ChatGptFunction](./ChatGptNet.Models/ChatGptFunction.md) | Represents the description of a function available for ChatGPT. |
 | class [ChatGptFunctionCall](./ChatGptNet.Models/ChatGptFunctionCall.md) | Represents a response function call. |
 | class [ChatGptInnerError](./ChatGptNet.Models/ChatGptInnerError.md) | Contains further details about the error. |
+| class [ChatGptLogProbability](./ChatGptNet.Models/ChatGptLogProbability.md) | Represents the log probability information of a [`completion choice`](./ChatGptNet.Models/ChatGptChoice.md). |
+| class [ChatGptLogProbabilityContent](./ChatGptNet.Models/ChatGptLogProbabilityContent.md) | Represents a message content token with log probability information. |
 | class [ChatGptMessage](./ChatGptNet.Models/ChatGptMessage.md) | Represents a single chat message. |
 | class [ChatGptParameters](./ChatGptNet.Models/ChatGptParameters.md) | Represents chat completion parameters. |
 | class [ChatGptPromptFilterResults](./ChatGptNet.Models/ChatGptPromptFilterResults.md) | Contains information about content filtering for input prompts. |

diff --git a/samples/ChatGptApi/ChatGptApi.csproj b/samples/ChatGptApi/ChatGptApi.csproj
@@ -7,8 +7,8 @@
     </PropertyGroup>
 
     <ItemGroup>
-        <PackageReference Include="Microsoft.AspNetCore.OpenApi" Version="8.0.3" />
-        <PackageReference Include="Microsoft.Extensions.Http.Resilience" Version="8.3.0" />
+        <PackageReference Include="Microsoft.AspNetCore.OpenApi" Version="8.0.4" />
+        <PackageReference Include="Microsoft.Extensions.Http.Resilience" Version="8.4.0" />
         <PackageReference Include="Polly.Extensions" Version="8.3.1" />
         <PackageReference Include="Swashbuckle.AspNetCore" Version="6.5.0" />
         <PackageReference Include="TinyHelpers.AspNetCore" Version="3.0.6" />

diff --git a/samples/ChatGptBlazor.Wasm/ChatGptBlazor.Wasm.csproj b/samples/ChatGptBlazor.Wasm/ChatGptBlazor.Wasm.csproj
@@ -8,10 +8,10 @@
     </PropertyGroup>
 
     <ItemGroup>
-        <PackageReference Include="Markdig" Version="0.35.0" />
-        <PackageReference Include="Microsoft.AspNetCore.Components.WebAssembly" Version="8.0.3" />
-        <PackageReference Include="Microsoft.AspNetCore.Components.WebAssembly.DevServer" Version="8.0.3" PrivateAssets="all" />
-        <PackageReference Include="Microsoft.Extensions.Http.Resilience" Version="8.3.0" />
+        <PackageReference Include="Markdig" Version="0.37.0" />
+        <PackageReference Include="Microsoft.AspNetCore.Components.WebAssembly" Version="8.0.4" />
+        <PackageReference Include="Microsoft.AspNetCore.Components.WebAssembly.DevServer" Version="8.0.4" PrivateAssets="all" />
+        <PackageReference Include="Microsoft.Extensions.Http.Resilience" Version="8.4.0" />
         <PackageReference Include="Polly.Extensions" Version="8.3.1" />
     </ItemGroup>
 

diff --git a/samples/ChatGptConsole/ChatGptConsole.csproj b/samples/ChatGptConsole/ChatGptConsole.csproj
@@ -9,7 +9,7 @@
 
     <ItemGroup>
         <PackageReference Include="Microsoft.Extensions.Hosting" Version="8.0.0" />
-        <PackageReference Include="Microsoft.Extensions.Http.Resilience" Version="8.3.0" />
+        <PackageReference Include="Microsoft.Extensions.Http.Resilience" Version="8.4.0" />
         <PackageReference Include="Polly.Extensions" Version="8.3.1" />
     </ItemGroup>
 

diff --git a/samples/ChatGptFunctionCallingConsole/ChatGptFunctionCallingConsole.csproj b/samples/ChatGptFunctionCallingConsole/ChatGptFunctionCallingConsole.csproj
@@ -9,7 +9,7 @@
 
     <ItemGroup>
         <PackageReference Include="Microsoft.Extensions.Hosting" Version="8.0.0" />
-        <PackageReference Include="Microsoft.Extensions.Http.Resilience" Version="8.3.0" />
+        <PackageReference Include="Microsoft.Extensions.Http.Resilience" Version="8.4.0" />
         <PackageReference Include="Polly.Extensions" Version="8.3.1" />
     </ItemGroup>
 

diff --git a/samples/ChatGptStreamConsole/ChatGptStreamConsole.csproj b/samples/ChatGptStreamConsole/ChatGptStreamConsole.csproj
@@ -9,7 +9,7 @@
 
     <ItemGroup>
         <PackageReference Include="Microsoft.Extensions.Hosting" Version="8.0.0" />
-        <PackageReference Include="Microsoft.Extensions.Http.Resilience" Version="8.3.0" />
+        <PackageReference Include="Microsoft.Extensions.Http.Resilience" Version="8.4.0" />
         <PackageReference Include="Polly.Extensions" Version="8.3.1" />
     </ItemGroup>
 

diff --git a/src/ChatGptNet/ChatGptClient.cs b/src/ChatGptNet/ChatGptClient.cs
@@ -234,7 +234,7 @@ public async Task<Guid> LoadConversationAsync(Guid conversationId, IEnumerable<C
         if (!replaceHistory)
         {
             // Otherwise, retrieves the current history and adds the messages.
-            var conversationHistory = await cache.GetAsync(conversationId, cancellationToken) ?? Enumerable.Empty<ChatGptMessage>();
+            var conversationHistory = await cache.GetAsync(conversationId, cancellationToken) ?? [];
             messages = conversationHistory.Union(messages);
         }
 
@@ -250,7 +250,7 @@ public async Task AddInteractionAsync(Guid conversationId, string question, stri
         ArgumentNullException.ThrowIfNull(question);
         ArgumentNullException.ThrowIfNull(answer);
 
-        var messages = await cache.GetAsync(conversationId, cancellationToken) ?? Enumerable.Empty<ChatGptMessage>();
+        var messages = await cache.GetAsync(conversationId, cancellationToken) ?? [];
         messages = messages.Union([
             new()
             {
@@ -356,8 +356,10 @@ private ChatGptRequest CreateChatGptRequest(IEnumerable<ChatGptMessage> messages
             MaxTokens = parameters?.MaxTokens ?? options.DefaultParameters.MaxTokens,
             PresencePenalty = parameters?.PresencePenalty ?? options.DefaultParameters.PresencePenalty,
             FrequencyPenalty = parameters?.FrequencyPenalty ?? options.DefaultParameters.FrequencyPenalty,
-            User = options.User,
-            ResponseFormat = parameters?.ResponseFormat ?? options.DefaultParameters.ResponseFormat
+            ResponseFormat = parameters?.ResponseFormat ?? options.DefaultParameters.ResponseFormat,
+            LogProbabilities = parameters?.LogProbabilities ?? options.DefaultParameters.LogProbabilities,
+            TopLogProbabilities = parameters?.TopLogProbabilities ?? options.DefaultParameters.TopLogProbabilities,
+            User = options.User
         };
 
     private EmbeddingRequest CreateEmbeddingRequest(IEnumerable<string> messages, EmbeddingParameters? parameters, string? model)

diff --git a/src/ChatGptNet/ChatGptOptionsBuilder.cs b/src/ChatGptNet/ChatGptOptionsBuilder.cs
@@ -90,7 +90,9 @@ internal ChatGptOptionsBuilder(ChatGptOptionsBuilder source)
             ResponseFormat = source.DefaultParameters?.ResponseFormat,
             TopP = source.DefaultParameters?.TopP,
             Temperature = source.DefaultParameters?.Temperature,
-            Seed = source.DefaultParameters?.Seed
+            Seed = source.DefaultParameters?.Seed,
+            LogProbabilities = source.DefaultParameters?.LogProbabilities,
+            TopLogProbabilities = source.DefaultParameters?.TopLogProbabilities
         };
 
         DefaultEmbeddingParameters = new()

diff --git a/src/ChatGptNet/Models/ChatGptChoice.cs b/src/ChatGptNet/Models/ChatGptChoice.cs
@@ -56,4 +56,12 @@ public class ChatGptChoice
     /// </remarks>
     [JsonPropertyName("finish_reason")]
     public string FinishReason { get; set; } = string.Empty;
+
+    /// <summary>
+    /// Gets or sets the log probabilities associated with this <see cref="ChatGptChoice"/>.
+    /// </summary>
+    /// <seealso cref="ChatGptLogProbability"/>
+    /// <seealso cref="ChatGptLogProbabilityContent"/>
+    [JsonPropertyName("logprobs")]
+    public ChatGptLogProbability? LogProbabilities { get; set; }
 }
diff --git a/src/ChatGptNet/Models/ChatGptLogProbability.cs b/src/ChatGptNet/Models/ChatGptLogProbability.cs
@@ -0,0 +1,12 @@
+namespace ChatGptNet.Models;
+
+/// <summary>
+/// Represents the log probability information of a <see cref="ChatGptChoice">completion choice</see>.
+/// </summary>
+public class ChatGptLogProbability
+{
+    /// <summary>
+    /// Gets or sets the list of message content tokens with log probability information.
+    /// </summary>
+    public IEnumerable<ChatGptLogProbabilityContent> Content { get; set; } = [];
+}