Fabian Williams
@fabswill.bsky.social
Principal Feature Product Manager at @Microsoft on #Microsoft365 #Copilot #MicrosoftGraph #SemanticKernel, former @mvpaward #MVPBuzz , & retired volunteer #emt
As my Saturday gift 🎁 to everyone exploring the new local @OpenAI models + #Observability: Built today in hours → local on my #MacBookPro #gpt-oss:120b w/ completions, evals, & multi-platform traces (#OpenAI, Aspire, Azure Monitor). Repo: github.com/fabianwillia... #AI #LLM
GitHub - fabianwilliams/agent-local-evals-starter: Comparative evaluation framework for agent implementations using local models and evaluation systems with comprehensive tracing and observability
Comparative evaluation framework for agent implementations using local models and evaluation systems with comprehensive tracing and observability - fabianwilliams/agent-local-evals-starter
github.com
Just ran @OpenAI #GPT0SS120B locally on my #MacBookPro M3 Max (128GB, 40‑core GPU) 🚀 Asked a tricky logic puzzle… it answered before I finished explaining. Watch the drive‑by demo 👉 go.macona.org/openaigptoss... #AI #M3Max #LocalAI #OpenAI #SmallLanguageModels #SLM #LocalAgents
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If you use #LinkedIn I have a #POLL running asking about the #ROI or #Value of Technical Deep Dive Level 300+ sessions at Conferences here linkedin.com/posts/fabiangw… & if you are on #Reddit consider responding there reddit.com/r/polls/commen��� Thanks & less than 2 days before closing thanks 🙏
linkedin.com
Built this over the weekend: a working #Agent-First e-commerce flow where #AI agents take on the roles of greeter, sales rep, and checkout assistant. No cart. No confusion. Just smart, structured convo → #Stripe checkout. fabswill.com/blog/agentfi... #MCP #NextJS #SemanticKernel #ConversationalUX
Agent-First Commerce: I Built a Website That Sells Like a Sales Team
Over a weekend, I built and tested a working Agent-First e-commerce demo with Claude Code, MCP, and conversational checkout. Here's what I learned.
fabswill.com
The future web isn't static. It's agent-aware. At www.andmyagent.com, I built: • Vector Search (#Qdrant) • Narrative AI (#GPT-4o) • Agents that talk to each other (#MCP Server) • Full observability (#OpenTelemetry + Aspire) Try it now before my VM sleeps 😴 at midnight ET it will wake up back tho.
andmyagent.com
Agent-first website platform powered by Azure Functions and OpenAI
andmyagent.com
🚗💻 Took #ClaudeCode Pro for a real dev spin this weekend. No toy projects — real repo, real tools, real #observability. 💡 Learned a ton about agentic workflows, #MCP, #OpenTelemetry, & Claude limits. Would I do it again? Absolutely. 👉 go.fabswill.com/ClaudeCodeTe... #AgenticWorkflow
Claude Code Pro Weekend TestDrive Real Dev, Real Repo, Real Observability with MCP and Agentic Flows
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Big fan of #LennyPodcast — it’s reshaped how I think, build, & ship. Almost done with Click (🔥) and just started Good Strategy Bad Strategy (from #Anthropic cofounder’s rec) & yes laptop screen wide open ☺️ Thanks, @lennysan.bsky.social 📚 +1 for strategy + product craft.
Tracing your AI agents? You should. I just dropped a full real-world build: 🔍 #OpenTelemetry E2E ⚙️ #MCP server with Semantic Search 💡 Powered by #Qdrant, Next.js, .NET, Docker 👉 Learn how to observe, trace & debug your agent-first stack: go.fabswill.com/otelmcpandmore #Microsoft365 #Copilot
End-to-End Observability with OpenTelemetry + MCP & Semantic Search | Next.js, .NET, Qdrant, Docker
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go.fabswill.com
I was sitting staring at da trees outside my window on this final day of #FHL at work & had this #thoughtexperiment ~ what if we #humans or rather all living things were #agents as we think of #AI agents? that'd mean we're working towards a shared/common goal innit? what is it? & who's directing it?
I don’t think given the photo what I’m making for today’s Sunday dinner… doing it 2X as well as I’m in the mood for leftovers #SteakAndAlePie #pasties during this upcoming internal engineering #FHL week to close out the fiscal year!
Change of pace today! Working out of #Microsoft #DC office or should I say #Arlington / #Rosslyn office today, after a sprint of back to back to back meetings, finding a quiet place on the Penthouse level for lunch at albeit 1430 hours! Later on there a #BAM event here tho’ ☺️
💡 Learn about advanced considerations for M365 Data with Copilot Agent Plugins (CAPs)! Let @fabswill.bsky.social show you best practices and key insights for extending Microsoft 365 Copilot with plugins. 📺 Watch the demo here → youtu.be/9Q5uMwT4550 #Microsoft365Dev #Copilot #Microsoft365 #Agents
💡 Unlock the power of Microsoft 365 data with Copilot Agent Plugins (CAPs)! Let @fabswill.bsky.social show you how to extend Microsoft 365 Copilot with powerful data integrations to Microsoft 365 data. 📺 Watch the demo here → youtu.be/knkW0eNYQhU #microsoft365 #copilot #microsoft365dev #agents
So... #MSBuild 2025 ended and I couldn’t stop thinking about #NLWeb & Observability So I built this 👇 🧠 Real-time viz stack for devs ⚙️ #OpenTelemetry + Aspire go.fabswill.com/OTELNLWebDemo What telemetry would you want in a tool like this? #NLWeb #Aspire #DotNet #Developers #GenAI
Unlocking Developer Observability: NLWeb + OpenTelemetry + Schema.org Traces (🚀 Fresh after MSBuild)
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Can’t be in Seattle for #Microsoft Build so headed to the DC office for the watch event! If you are there in person & are building #AI solutions with #Microsoft365 data please grab me for a chat! I’d love to hear your scenarios and help where i am able! #MSBuild #Build2025
🔍 Mastering #Observability in GenAI agents? We’re in the Agent-to-Agent era: #Salesforce → #SAP → #M365 Copilot → Your plugin. So how do you trace it? Maybe #OpenTelemetry (#OTEL). Add it to #SemanticKernel agents, view with #Aspire, export to #Azure. ▶️ go.fabswill.com/OTELforAgents #Copilot
go.fabswill.com
They know how to keep the game going…. Now I have to see how far I can carry this lol 😂
🧪 Just built EvalRunnerAgent — a C#/.NET tool to test LLM output vs. #groundtruth using #embeddings. ✅ Works with OpenAI and Local Ollama 🧠 Cosine similarity scoring 📂 Outputs JSON results 🔁 Retry logic & config flags GitHub: go.fabswill.com/evalRunnerAg... #AI #LLM #SemanticKernel
GitHub - fabianwilliams/EvalRunnerAgent
Contribute to fabianwilliams/EvalRunnerAgent development by creating an account on GitHub.
go.fabswill.com
Check out my latest article: #VibeCoding with #AI – Fabian Best Practices for Every Project www.linkedin.com/pulse/vibe-c...
Vibe Coding with AI – Fabian Best Practices for Every Project
Purpose Set up a repeatable, professional, AI-powered project flow using VS Code, GitHub Copilot, Claude, and MCP Servers — with a focus on Evaluation-First Development. This guide is designed to help...
linkedin.com
Shipped an #AI-powered feedback app in <40 hrs using: 🧠 #SemanticKernel 🧩 Feature #Copilot #Agent #Plugins (#CAPs) 🌐 Model Context Protocol (#MCP) 🤖 Local #LLMs via Ollama (#LLaMA 3.2 & 3.3) It runs 100% locally, wired into Claude. Watch it here 👉 go.fabswill.com/asyncpr-shor...
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I’m find myself tonight thinking about… #LaplaceDemon it imagined a theoretical intelligence that, if it knew: •The exact location and momentum of every atom in the universe, •And all the laws of physics, Then it could predict the entire future and reconstruct the past #AI #Determinism
Im thinking if I did this & demo/video shared my journey & shared almost all the code 😊 no one will get angry right? 😆I wanted to level up my game in @AnthropicAI #ModelContextProtocol & #AgentToAgent using #MCP & #SemanticKernel #CAPs so over the past nights & weekends I did this...
Hey 👋🏽 #Hermes3 im really trying to help. Before I put u on my #SemanticKernel #Microsoft365 projects, I need to make sure you can pass this test!!!
Okay #LetsGo… I think folks been sleeping on this @cohere model #command-a 111 billion parameter. Im gonna see if my #MacBookPro M3 Max can handle this floating point 16 quant. This purports to do tool calling & excels at #RAG I’ve #Microsoft365 #SemanticKernel samples to test with my #CAPs feature!
I started off my morning by almost breaking my brain 🧠 — with this video from my subscription feed on @YouTube — #AxiomOfChoice ie The Most Controversial Rule In #Math youtu.be/_cr46G2K5Fo have u encountered it?
The Most Controversial Rule In Math
YouTube video by Veritasium
youtu.be
🚀 Just dropped an MCP tool that lets AI assistants (like #Claude) search your #Microsoft365 files via #MicrosoftGraph. Natural language → #OneDrive results. Fallbacks included. Minimal code. Inspired by @merill's lokka 👇 📹 go.fabswill.com/mcp-graphsea... 🔗 github.com/fabianwillia...
How to Use Model Context Protocol (MCP) with Microsoft Graph — Search M365 Files Like a Pro!
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We drove 102 miles to do this drop off at the warehouse! But that pales in comparison to the amount of clothes they collected thanks @m365con.bsky.social @techcon365.bsky.social @espccommunity.bsky.social #Community #SharingIsCaring #MVPBuzz please read the blogpost!https://go.macona.org/march25out
MACONA Latest Aid Shipment: Delivering Hope to Africa
MACONA’s latest aid shipment is on its way to Africa! Follow the journey of your donations as they bring hope to communities in need
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