CR Innovations Lab
Engineering notes on local AI, fine-tuning, and consumer-GPU inference
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Everyone Is Building Agents That Think When You Ask. I Built One That Thinks When You Don't.
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I Gave My AI a Brain — Here's How It Learns From Every Conversation
How I built a self-improving memory system from pgvector, markdown staging files, and a feedback loop that retrains my local model
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I Replaced My Training Pipeline With Two Containers and a 12-Year-Old Server
How I built an automated fine-tuning system across three machines, then watched it break in two new ways on the first real run
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I Made My 14B Model 40x Faster by Teaching a 0.5B Model to Say "I Got This"
Query routing on a single GPU — what Apple, Google, and Meta are doing at scale, applied to a $400 graphics card
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I Benchmarked My GPU and Found It Was Idle 83% of the Time
The PCIe bottleneck nobody talks about — and what it means for 40 million GPU systems shipping every year
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I Built a 4-Source Hybrid RAG System That Fine-Tunes Itself From My Commits — Here's What I Learned