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Tag: agent-framework

8 posts

2026-10-08 agent-framework dotnet anthropic

Agent Framework 1.24: The Anthropic Agent Package Is Stable, Except for Beta Services

Microsoft.Agents.AI.Anthropic 1.24.0 drops the preview suffix and depends on Anthropic 12.53.0. Agents built from IAnthropicClient are now stable API, while the client.Beta extensions are marked experimental under MAAIANTHROPIC001, which extension-method calls do not trigger.

2026-10-02 agent-framework dotnet ai-agents

Agent Framework 1.23: Function Middleware Can Finally Swap the Tool It Is Calling

Microsoft Agent Framework .NET 1.23.0 honors assignments to FunctionInvocationContext.Function, so middleware can redirect a tool call to a different AIFunction. A new WrapWithPendingMiddleware helper keeps the rest of the chain in the loop.

2026-09-27 ag-ui dotnet ai-agents

AG-UI .NET SDK 1.0: AGUI.Server and AGUI.Client Move the Protocol Out of Agent Framework

The AG-UI protocol now has a standalone .NET SDK: AGUI.Server 1.0.0 streams any IChatClient as AG-UI events over SSE, and AGUIChatClient consumes an AG-UI endpoint as an IChatClient, down to .NET Framework 4.7.2. Agent Framework users get renamed APIs.

2026-09-20 agent-framework dotnet ai-agents

Agent Framework 1.22: AsIChatClient Lets an AIAgent Pose as an IChatClient

Microsoft Agent Framework .NET 1.22.0 adds AIAgent.AsIChatClient(), closing the round trip with IChatClient.AsAIAgent(). Your agent, with its instructions and tools intact, now plugs into any API that takes an IChatClient.

2026-09-13 agent-framework dotnet ai-agents

Agent Framework 1.21: LocalCodeAct Stops Handing Your Host Environment to Model-Written Python

Microsoft Agent Framework .NET 1.21.0 ships Microsoft.Agents.AI.LocalCodeAct 1.21.0-preview.260911.1, which no longer lets the CodeAct Python subprocess inherit the parent environment when Environment is null. On 1.20, generated code could read every host variable, API keys included.

2026-08-03 agent-framework github-copilot ai-agents

Agent Framework's Copilot Provider Turns the Copilot CLI Into a Plain AIAgent

Microsoft.Agents.AI.GitHub.Copilot 1.16.0 shipped on July 30, 2026. The Copilot CLI runtime now sits behind the ordinary AIAgent abstraction, permissions are deny-by-default, and Squad plugs a whole agent team in as one AIAgent.

2026-05-07 dotnet ai-agents agent-framework

Microsoft Agent Framework workflows now survive process restarts via the Durable Task stack

Wrap an Agent Framework Workflow in Microsoft.Agents.AI.DurableTask and each executor step is checkpointed. Crash, redeploy, restart - the run continues where it stopped.

2026-05-06 dotnet ai-agents agent-framework

Microsoft Agent Framework gates risky tool calls behind FunctionApprovalRequestContent

Wrap an AIFunction in ApprovalRequiredAIFunction and the agent stops mid-run to ask permission. Here is how the request and response flow works in C#.