I dabbled further with LLMs and prompt optimisation – Wall centre, core and face references – Promptimalising my Revit API support prompt – Generate 3D model from single 2D image... Continue reading

New projects and progress using LLMs for Revit API – Add-In wizard 2025 – DirectContext3D video – Rvt-App browses BasicFileInfo – Revit API support prompt – pyRevit scripting prompt – Promptimal prompt optimiser – Jupyter Forge viewer – Superhuman multi-player poker – OpenAI o1 hacks and cheats – Writing Doom short film on superintelligence – Cosmos for physical AI – MarkItDown converts files to Markdown – NV-Ingest parses documents for RAG – Gitingest makes GitHub repos LLM-ready – LangSmith intro and LLM for dummies... Continue reading

Back again! – Winding up – Multi-version NUnit test – Hires Revit icons – Retrieve and update viewport types – Interact with BIM via ChatGPT – Expertise in real world contexts – Humans versus LLMs completing ARC-AGI – 2024 AI breakthroughs & controversies – LLM transformers – Short movie by Veo 2 – Current AIs are not politically neutral – Mind-reading potential of AI – Iterative spell check with Gemini... Continue reading

I will be away a most of the rest of this year, and leave you with the following exciting mix of very good and very bad news – DevCon Europe call for papers – Retirement and away on leave – ChatGPT for Q4R4 – First LLM forum solution – Modeless WPF add-in sample and tutorial – The bitter lesson – Brain drain: David vs Goliath – AI effects on human creativity – HTML for people – UN climate change efforts off track... Continue reading

AU is over and Revit 2025.3 has been released – Revit 2025.3 SDK – Boost Your BIM AU API wishes – Claude computer use does stuff... Continue reading

Determine RVT file version and add extensible storage data from EXE, AI- and tech-related news – Determine RVT file version – RVT file version with RevitExtractor – Add extensible storage data from EXE – Tesla autonomous vehicles and robots – State of AI Report 2024 – Nobel prize for science – AI illiteracy and misuse – The techno-pro attitude – Jevons paradox... Continue reading

Standard filtering questions and a typical use of transmission data – Parameter filter to delete viewport type – Cannot delete type in use – Determine coordination model filepath – Unload links with transmission data... Continue reading

Creating an open shell, a solid extrusion from a face and defining a precise join between structural beams – DirectShape solid from planar face – Join between three beams... Continue reading

New versions of RevitLookup are available, and AI influence observable – RevitLookup 2025.0.9 – Revit.ini file editor – Dependency conflict static analyzer – Public RevitLookup roadmap – Other improvements – RevitLookup 2025.0.10 – LLMs influence academic language... Continue reading

How to handle problems with solid Boolean operations? – Revit Booleans and OpenCascade – CGAL solid Booleans... Continue reading

A quick dive into the geometric analysis of various MEP fittings – Cable tray bend radius – Tee branch identification... Continue reading

Current and recurring topics from the Revit API discussion forum, an LLM and a cultural colour topic – Multi-version add-in code base – UIView for element visibility – GPT reads PDF + generates ACC issues – My blue vs. green ... Continue reading

More aspects of the Revit API from a modeless context – Background process and Revit API – Revit background processor – Effective Revit API context predicate – PostCommand context and view focus – Protect creativity with no AI – European Union AI Act – The Sakana AI Scientist – Plasma in high school nuclear fusion reactor... Continue reading

Topics discussed in the past week – Simultaneous add-in and Revit interaction – Limited PDF printing speed – Family instance code samples – Apple intelligence foundation language models – LLM arena... Continue reading

Fresh looks at dimensioning voodoo with stable representations, accessing and filtering elements in linked files, and transient graphics for jigs – Stable representation voodoo for hatch dimensions – Dimensioning hatch pattern on ceiling – Dimensioning hatch pattern in linked file – Filter elements in linked file – RubberBand jig... Continue reading

Embedded browser plans are maturing further, and what to use for stable parameter identification – Move from CefSharp to WebView2 – Stable parameter identifier for use in formula – CrowdStrike outage – Ai models trained on AI-generated data collapse – Open source AI is the path forward... Continue reading

Vacation time, accelerator time, and chunking TBC for LLM RAG – APS accelerator Barcelona in September – Q4R4 with LLM and RAG – Claude.ai helped chunk TBC blog posts – Vacation... Continue reading

Material assets, built-in browser functionality, create schedules, search text and miscellaneous LLM-related news items – Personalised material asset properties – CefSharp versus WebView2 embedded browser – Twentytwo on schedule creation – Ugrep enhanced grep – AI mesh understanding – LLM self-reflection, deep stupidity, sans MatMul, and locally the easy way... Continue reading

New RevitLookup solves Revit add-in DLL hell, and a clarification on the arc length properties provided by curve elements – Curve Length versus ApproximateLength – RevitLookup dependency isolation ends DLL hell – Add-in dependencies isolation... Continue reading

Two illuminating posts from the Revit API discussion forum on licensing and the entitlement API – Multi-version Revit entitlement API – Add-in licensing... Continue reading

New RevitLookup BIM element geometry visualization, and 1000 GitHub stars – Versions 2025.0.5, 2025.0.6 and 2025.0.7 – Wiki... Continue reading

A call for feedback on a planned change downloading a RCM from Docs, a tricky solution to remove ribbon panels and buttons, and a bunch of news bites that I found interesting on sustainability, language and AI discoveries; new EU AEC energy ruling, ecological wooden buildings in Scandinavia, spoken human language speed and information density, AI uses as a hearing aid enhancement, weather forecasting, interface assistant, AI open-source and future directions... Continue reading

The video recording on what's new in the Revit 2025 API has been released, and we discuss a nice example combining element pre-selection and PostCommand – Revit 2025 API video – Hiding linked elements... Continue reading

The Revit 2025.1 update release, placing a detail group in ASP Design Automation, lacking the UI, a hacker's guide to LLM and an LLM retrieval augmented generation in 10 lines of code... Continue reading

New releases of RevitLookup vastly expand coverage to include numerous new classes and properties – BIMrras podcast interview – RevitLookup 2025.0.3 – RevitLookup 2025.0.4 – Outline versus BoundingBox – Linking Revit files in BIM360 Docs... Continue reading