Microsoft Agent Framework is the successor to the agent capabilities in Semantic Kernel and AutoGen. That statement is easy to misread as “replace the package and rename a few classes.” The migration is more …
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An MCP server can look deceptively small. A package is installed, a method receives an attribute, and ASP.NET Core maps an endpoint. That is enough for a demonstration. It is not enough for a server that is allowed to …
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Telemetry, logging and auditing are often implemented through the same API because all three produce timestamped records. That similarity is superficial. They answer different questions, tolerate different failure modes …
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Temporary data is easy to create and surprisingly difficult to remove reliably. Sessions, idempotency keys, import buffers, transient integration responses, processed-message markers and short-lived audit records all …
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Applications that do not use ASP.NET Core Identity still need a disciplined password-storage design. This often leads to a requirement phrased as “password encryption.” That phrase is dangerous because encryption is …
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The 2.0 release of the official Model Context Protocol (MCP) C# SDK is more than a version increment. It implements the 2026-07-28 MCP specification revision, which changes the default shape of MCP over HTTP. The …
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Time is an external dependency. That may sound unusual at first because DateTime.UtcNow is available anywhere without configuration. This convenience becomes a problem as soon as business rules depend on the current …
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Azure Static Web Apps is primarily a host for static frontend assets, but it can also deploy a small HTTP API alongside the frontend. That API is implemented as an Azure Functions application and is exposed through the …
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Error responses are part of an API contract. Still, many systems grow them incidentally: one endpoint returns { "error": "not found" }, another returns an array of validation errors, a gateway adds its own structure and …
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.NET 11 adds a small but useful improvement to the built-in observability story: MemoryCache can now publish OpenTelemetry-compatible metrics directly through System.Diagnostics.Metrics. That makes cache behavior visible …
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