.NET

A collection of 27 posts

Production Agent Architecture in 2026: OpenAI Responses + MCP C# SDK + .NET

How to move from agent demos to production: contracts, observability, context budgets, and failure ladders across OpenAI, MCP, and .NET.

Agentic Systems in 2026: The Shift from Prompt Engineering to Production Engineering

Most teams are still optimizing prompts. The top teams in 2026 are optimizing architecture decisions that survive model churn. Over the last two weeks, three signals got very loud at the same time: * OpenAI pushed major Responses API capability updates (tool search, computer-use tooling, compaction patterns, and new model tiers)

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MCP in .NET That Won’t Break at 2AM

Practical .NET guide to MCP C# SDK v1.0 with concrete C# patterns, retries, idempotency, observability, migration anti-patterns, and a production go-live checklist.

Build Real-Time Voice Agents on Azure OpenAI with GPT-Realtime-1.5

A practical implementation guide for production-grade voice agents on Azure OpenAI using GPT-Realtime-1.5, including architecture, latency, tooling, observability, and security.

How to Build Production Agents with OpenAI Responses API + Azure Foundry Agent Service

Most teams proved they can build an agent in a week. Far fewer proved they can run one safely in production for six months. That is the shift we are now living through in 2026: from demo intelligence to operational intelligence. The bottleneck is no longer “can the model answer?

Enterprise AI Agent Architecture: A Practical Blueprint

A practical architecture blueprint for enterprise AI agents in 2026, covering orchestration, governance, RAG, observability, and rollout strategy.

Creating real-time wake-words to trigger overlays in OBS

With the rise of the personal assistants, it is getting easier to build bots that are voice activated. So it got me thinking; why not build something similar for my own live stream, that will trigger a GIF overlay and/or play a funky jingle when a pre-defined trigger word

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A handy .NET global tool to deploy resources to Azure

If you haven't used the Azure CLI yet, download it now, it is great for deploying Azure resources from the command line. For example, to create a resource group named awesomesauce in the West Europe data-center location, simply just execute: az group create --location westeurope --rg-name awesomesauce It

Simplify your .NET with custom SDKs

By now we all are most probably building awesome microservices that can save the world from doom. Bootstrapping these microservices should be quick and painless so we can focus on the actual implementation. By using the .NET Core SDK we can quickly bootstrap an API containing all the goodness we

Elegant WhatsApp integration with .NET Core

It's quite annoying that WhatsApp, one of the most popular messaging platforms, does not (yet) provide a consumer API. Although they might have valid reasons for not exposing some kind of public API, it forces the invention of other creative ways to automate WhatsApp messages. Disclaimer: By posting

Additions to the .NET Core SDK Helpers: Install releases right from the CLI

Following my previous post on creating some handy helpers for the .NET Core SDK, I received some great feedback from the community - thank you! You can grab these handy helpers for the .NET Core CLI here. One of the requested features was to list available releases and install them

Use this helper CLI for switching .NET Core SDK versions

A friend of mine, Herman van der Merwe; recently asked me how one can use the .NET Core CLI to switch to a specific version of the .NET Core SDK. After crawling the web, and the official docs for that matter; I realized that the only proper way to do

Create your own "dotnet new" project templates

In case you haven't heard, Visual Studio 2017 RTM was officially released this week. With this exciting news, came the launch of the final 1.0 release of the .NET Core Tools. You can use this tooling to create .NET applications for cross platform use. dotnet new Jumping

Ask this .NET Bot all about .NET Standard

This bot links up to the FAQ of .NET Standard and provides you with answers to your questions about the .NET Standard in a convenient way. Quite recently I found http://qnamaker.ai which allows one to quickly create a FAQ service from your existing content, be it websites, text,

Docfx helps us make documentation easier for .NET

One of the most tedious jobs of being a developer is maintaining documentation, but it shouldn’t be a difficult task. When writing documentation, one doesn’t always want to be concerned about how things look per se, but rather how things are communicated. Having to focus on just writing

What's new in C# 6

We chat to .NET MVP Jalpesh Vadgama about some of the new features that was released in the recent version of C# 6. Watch it here. Links * Sample code * C# 6 & VB 14 Feature roadmap Follow @jalpesh or visit http://www.dotnetjalps.com/ Please leave a comment and subscribe

.NET 2015: The next generation open ecosystem

We go on a journey on what's new in .NET 2015 and explore all the various components available on the platform like .NET Core, .NET Native, .NET 4.6, Roslyn, ASP.NET 5, C# 6 and others.

WebApiProxy Update

It's been a long wait but the time has finally come for more interesting features on WebApiProxy. This video briefly outlines some of the many great features that were added to WebApiProxy in the past couple of months. You can read more on this project by going to

An update on WebApiProxy

This project initially started as a proof of concept but quickly grew into something very useful. For the past year or so it became quite popular and plenty of bugs came out of the cracks, but also useful feedback for features too! You can download the packages straight from NuGet:

Fiddling around with XML responses

My year started with new challenges, first of which is malformed and unformatted XML. One of the requirements of a new project I'm working on is to read a simple XML response from a web service and do something with the data. How hard could it be? Like

AngleSharp with Florian Rappl

There are a few good HTML & CSS parsing libraries out there, but AngleSharp definitely stands out among them by giving .NET developers all the same possibilities of modern browsers using JavaScript. In this fifth episode of GeekFest, Florian Rappl takes us through what AngleSharp actually is and why it

.NET

Talking basic F#

In this episode of GeekFest I talk to F# enthusiast Huw Simpson about the basics of F#. He gives us the run down on why functional programming is becoming the new kid on the block and how easy it is to start learning a new language like F#. I'

Web API Proxies with WebApiProxy

In this second installment of GeekFest we explore a little project called WebApiProxy I've been working on that allows us to create WCF-like proxies for ASP.NET Web API in JavaScript and C#

Introducing WebApiProxy: Providing JavaScript & C# proxies with Intellisense including documentation for ASP.NET Web API

WebApiProxy extends your ASP.NET Web API service with a proxy endpoint, providing a ready-to-use JavaScript client as well as metadata, exposing the types used in the service. If you are using the documentation provider from ASP.NET Web API Help Pages, the usage documentation is also included inside the

Build real-time, multi-user interactive web apps with SignalR

A while back I was involved in developing an online-bidding app. This may not sound too exciting nor complicated, but because this kind of application was web-based, it introduced a whole new set of challenges. One of the core requirements of this app was to be critically up-to-date with real-time