Microsoft.Agents.AI Namespace

Provides utility methods and configurations for JSON serialization operations for A2A agent types.

Contains extension methods to allow storing and retrieving properties using the type name of the property as the key.

Provides utility methods and configurations for JSON serialization operations within the Microsoft Agent Framework.

Represents the response to an AIAgent run request, containing messages and metadata about the interaction.

Represents the response of the specified type T to an AIAgent run request.

Provides extension methods for AgentResponse and AgentResponseUpdate instances to create or extract native OpenAI response objects from the Microsoft Agent Framework responses.

Represents a single streaming response chunk from an AIAgent.

Provides context for an in-flight agent run.

Provides optional parameters and configuration settings for controlling agent run behavior.

Base abstraction for all agent threads.

Provides a thread-safe key-value store for managing session-scoped state with support for type-safe access and JSON serialization options.

Custom JSON converter for AgentSessionStateBag that serializes and deserializes the internal dictionary contents rather than the container object's public properties.

Provides a PromptAgentFactory which aggregates multiple agent factories.

Provides the base abstraction for all AI agents, defining the core interface for agent interactions and conversation management.

Provides a builder for creating pipelines of AIAgents.

Provides extensions for AIAgent.

Provides metadata information about an AIAgent instance.

Provides extension methods for AIAgent to simplify interaction with OpenAI chat messages and return native OpenAI OpenAI.Chat.ChatCompletion responses.

Represents additional context information that can be dynamically provided to AI models during agent invocations.

Provides an abstract base class for components that enhance AI context during agent invocations.

Contains the context information provided to InvokedCoreAsync(AIContextProvider+InvokedContext, CancellationToken).

Contains the context information provided to InvokingCoreAsync(AIContextProvider+InvokingContext, CancellationToken).

Provides an AIAgent that delegates to an IChatClient implementation.

Represents metadata for a chat client agent, including its identifier, name, instructions, and description.

Provides specialized run options for ChatClientAgent instances, extending the base agent run options with chat-specific configuration.

Provides a thread implementation for use with ChatClientAgent.

Provides an PromptAgentFactory which creates instances of ChatClientAgent.

A context provider that stores all chat history in a vector store and is able to retrieve related chat history later to augment the current conversation.

Represents the state of a ChatHistoryMemoryProvider stored in the StateBag.

Options controlling the behavior of ChatHistoryMemoryProvider.

Allows scoping of chat history for the ChatHistoryMemoryProvider.

Provides an abstract base class for fetching chat messages from, and adding chat messages to, chat history for the purposes of agent execution.

Contains the context information provided to InvokedCoreAsync(ChatHistoryProvider+InvokedContext, CancellationToken).

Contains the context information provided to InvokingCoreAsync(ChatHistoryProvider+InvokingContext, CancellationToken).

Contains extension methods for ChatMessage

Provides a Cosmos DB implementation of the ChatHistoryProvider abstract class.

Represents the per-session state of a CosmosChatHistoryProvider stored in the StateBag.

Provides extension methods for integrating Cosmos DB chat message storage with the Agent Framework.

Provides an abstract base class for AI agents that delegate operations to an inner agent instance while allowing for extensibility and customization.

An AIContextProvider that discovers and exposes Agent Skills from filesystem directories.

Configuration options for FileAgentSkillsProvider.

Provides extension methods for configuring and customizing AIAgentBuilder instances.

Provides an in-memory implementation of ChatHistoryProvider with support for message reduction.

Represents the state of a InMemoryChatHistoryProvider stored in the StateBag.

Represents configuration options for InMemoryChatHistoryProvider.

A delegating AI agent that logs agent operations to an ILogger.

Provides extension methods for adding logging support to AIAgentBuilder instances.

Provides an abstract base class for components that enhance AI context during agent invocations by supplying additional chat messages.

Contains the context information provided to InvokingCoreAsync(MessageAIContextProvider+InvokingContext, CancellationToken).

Provides a delegating AIAgent implementation that implements the OpenTelemetry Semantic Conventions for Generative AI systems.

Provides extension methods for adding OpenTelemetry instrumentation to AIAgentBuilder instances.

Represents a factory for creating AIAgent instances.

Provides strongly-typed state management for providers, enabling reading and writing of provider-specific state to and from an AgentSession's AgentSessionStateBag.

A text search context provider that performs a search over external knowledge and injects the formatted results into the AI invocation context, or exposes a search tool for on-demand use. This provider can be used to enable Retrieval Augmented Generation (RAG) on an agent.

Represents the per-session state of a TextSearchProvider stored in the StateBag.

Represents a single retrieved text search result.

Options controlling the behavior of TextSearchProvider.

Extension methods for PromptAgentFactory to support YAML based agent definitions.

Represents attribution information for the source of an agent request message for a specific run, including the component type and identifier.

Represents the source of an agent request message.

Behavior choices for the provider.

Defines the events that can trigger a reducer in the InMemoryChatHistoryProvider.

Behavior choices for the provider.