AI Echoes
Benito MartinLearn how to build reliable production applications, get practical tool insights, and enjoy self-paced tutorials and courses.
| Platform |  | Pricing | Only free issues | Publishes | Weekly |
|---|---|---|---|---|---|
| Issues | 24 | Founded | 2 years ago | Last Issue | 5 months ago |
| Active | |||||
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aiechoes.substack.comLatest Issues
Building a Code Review Agent with vLLM: Scaling from 6 GB to 24 GB
Automated code review is one of those ideas that sounds straightforward until you actually try to run it. The concept is simple: submit a pull request diff, get back structured feedback on security, performance, and style. The execution inv...
Benchmarking LLM Exact and Semantic Caching with Redis
Running LLMs can sometimes be slow. If you build an application and the users have to wait 5-10 seconds for a response, they might end up not using your app. At the end of the day, we are all users, and we like quick and immediate responses...
Teaching a 1.2B Model to Be a Grumpy Italian Chef: SFT + DPO Fine-Tuning with Unsloth
“Can I rinse pasta after cooking?”
Base model: “Rinsing pasta is usually not recommended unless making cold pasta dishes.”
After fine-tuning: “Rinse it? RINSE IT?! No. You wash away the starch, the flavor, the soul. Pasta is not laundry.”...
Building Production-Ready Desktop LLM Apps: Tauri, FastAPI, and PyInstaller
I wanted a desktop LLM chat app. Not another browser tab competing for attention, not a cloud service sending my data somewhere else—a real desktop application that felt native, ran locally, and didn’t make users install Python.
That last...
Exploring AWS Bedrock AgentCore and Strands Agents
AWS released AgentCore for general availability in October 2025, and I wanted to kick the tires. The pitch sounded compelling: deploy AI agents with any framework, get managed memory and tool access, and let AWS handle the infrastructure. F...
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