Update CHANGELOG.mds for 9.1.0-preview.1.25064.3 (#5797)

Author: stephentoub

src/Libraries/Microsoft.Extensions.AI.Abstractions/CHANGELOG.md

@@ -1,5 +1,12 @@
 # Release History
 
+## 9.1.0-preview.1.25064.3
+
+- Added `AdditionalPropertiesDictionary<TValue>` and changed `UsageDetails.AdditionalProperties` to be named `AdditionalCounts` and to be of type `AdditionalPropertiesDictionary<long>`.
+- Updated `FunctionCallingChatClient` to sum all `UsageDetails` token counts from all intermediate messages.
+- Fixed JSON schema generation for floating-point types.
+- Added `AddAIContentType` for enabling custom `AIContent`-derived types to participate in polymorphic serialization.
+
 ## 9.0.1-preview.1.24570.5
 
 - Changed `IChatClient`/`IEmbeddingGenerator`.`GetService` to be non-generic.

src/Libraries/Microsoft.Extensions.AI.AzureAIInference/CHANGELOG.md

@@ -1,5 +1,9 @@
 # Release History
 
+## 9.1.0-preview.1.25064.3
+
+- Fixed handling of text-only user messages.
+
 ## 9.0.1-preview.1.24570.5
 
   - Made the `ToolCallJsonSerializerOptions` property non-nullable.

src/Libraries/Microsoft.Extensions.AI.Ollama/CHANGELOG.md

@@ -1,8 +1,13 @@
 # Release History
 
+## 9.1.0-preview.1.25064.3
+
+- Added support for function calling when doing streaming operations.
+- Added support for native structured output.
+
 ## 9.0.1-preview.1.24570.5
 
-  - Made the `ToolCallJsonSerializerOptions` property non-nullable.
+- Made the `ToolCallJsonSerializerOptions` property non-nullable.
 
 ## 9.0.0-preview.9.24525.1
 

src/Libraries/Microsoft.Extensions.AI.OpenAI/CHANGELOG.md

@@ -1,5 +1,11 @@
 # Release History
 
+## 9.1.0-preview.1.25064.3
+
+- Updated to depend on OpenAI 2.1.0.
+- Updated to propagate `Metadata` and `StoredOutputEnabled` from `ChatOptions.AdditionalProperties`.
+- Added serialization helpers methods for deserializing OpenAI compatible JSON into the Microsoft.Extensions.AI object model, and vice versa serializing the Microsoft.Extensions.AI object model into OpenAI compatible JSON.
+
 ## 9.0.1-preview.1.24570.5
 
   - Upgraded to depend on the 2.1.0-beta.2 version of the OpenAI NuGet package.

src/Libraries/Microsoft.Extensions.AI/CHANGELOG.md

@@ -1,5 +1,11 @@
 # Release History
 
+## 9.1.0-preview.1.25064.3
+
+- Added `FunctionInvokingChatClient.CurrentContext` to give functions access to detailed function invocation information.
+- Updated `OpenTelemetryChatClient`/`OpenTelemetryEmbeddingGenerator` to conform to the latest 1.29.0 draft specification of the Semantic Conventions for Generative AI systems.
+- Updated `FunctionInvokingChatClient` to emit an `Activity`/span around all interactions related to a single chat operation.
+
 ## 9.0.1-preview.1.24570.5
 
 - Moved the `AddChatClient`, `AddKeyedChatClient`, `AddEmbeddingGenerator`, and `AddKeyedEmbeddingGenerator` extension methods to the `Microsoft.Extensions.DependencyInjection` namespace, changed them to register singleton instances instead of scoped instances, and changed them to support lambda-less chaining.