Clarify IChatClient further

Author: westey-m

agent-framework/user-guide/agents/agent-types/chat-client-agent.md

@@ -13,7 +13,7 @@ ms.service: semantic-kernel
 
 ::: zone pivot="programming-language-csharp"
 
-The Microsoft Agent Framework supports creating agents for any inference service that provides an `IChatClient` implementation. This means that there is a very broad range of services that can be used to create agents, including open source models that can be run locally.
+The Microsoft Agent Framework supports creating agents for any inference service that provides a [`Microsoft.Extensions.AI.IChatClient`](/dotnet/ai/microsoft-extensions-ai#the-ichatclient-interface) implementation. This means that there is a very broad range of services that can be used to create agents, including open source models that can be run locally.
 
 In this document, we will use Ollama as an example.
 

agent-framework/user-guide/agents/agent-types/index.md

@@ -53,7 +53,7 @@ See the documentation for each service, for more information:
 |[OpenAI ChatCompletion](./openai-chat-completion-agent.md)|An agent that uses the OpenAI ChatCompletion service.|No|Yes|
 |[OpenAI Responses](./openai-responses-agent.md)|An agent that uses the OpenAI Responses service.|Yes|Yes|
 |[OpenAI Assistants](./openai-assistants-agent.md)|An agent that uses the OpenAI Assistants service.|Yes|No|
-|[Any other ChatClient](./chat-client-agent.md)|You can also use any other ChatClient implementation to create an agent.|Varies|Varies|
+|[Any other ChatClient](./chat-client-agent.md)|You can also use any other [`Microsoft.Extensions.AI.IChatClient`](/dotnet/ai/microsoft-extensions-ai#the-ichatclient-interface) implementation to create an agent.|Varies|Varies|
 
 ## Complex custom agents