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Self-Hosted ChatGPT: vLLM with Qwen3.5-122B on Two RTX PRO 6000 Blackwell GPUs
Your own ChatGPT, running entirely in-house: a familiar chat interface, a large language model on your own hardware behind it, without a single prompt going...

Self-Hosted Langfuse: LLM Observability and AI Logging for the EU AI Act
Anyone bringing AI into production business processes quickly faces an uncomfortable question: what is actually happening in there? Which prompt went to which model, why...

Lovable vs Bolt vs v0: Honest Comparison 2026
Vibe coding has become mainstream in 2026. If you search for Lovable vs Bolt vs v0, you are probably trying to answer one practical question:...

EU AI Act from August 2026: What Enterprises with High-Risk AI Must Do Now
On August 2, 2026, the EU AI Act's requirements for high-risk AI systems become enforceable. At the same time, the EU Parliament voted in April...

Llama 4 vs. Qwen 3.5 vs. DeepSeek V4: Which Open-Source Model for Local Enterprise AI?
2026 is the year of open-source LLMs. Almost every flagship model is a Mixture of Experts (MoE): massive parameter counts but efficient inference because only...

DGX Spark vs. AI Cube: Which Local AI Hardware Fits Your Enterprise?
Since October 2025, NVIDIA's DGX Spark offers a "Personal AI Supercomputer" for $4,699 on your desk. The question we've been getting ever since: Do we...
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Timo Wevelsiep & Robin Zins
Managing Directors of WZ-IT





