Clioloop: An Open-Source AI Agent with Agentic Fusion
The problem with single-model AI assistants Most AI assistants give you one model's answer. If it's wrong, you catch it or you don't. If you use a che…
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Stop guessing your AI bill: one endpoint for GPT-5.5, Claude & Gemini at a flat per-call price
If you build on top of LLMs, you've probably hit this: you ship a feature, traffic spikes, and the API bill comes back way higher than you expected. P…
I Built a Local Linux Binary Sandbox in Python — Zero Cloud, Zero Root
I wanted a way to analyze suspicious Linux binaries locally without uploading them to VirusTotal, spinning up a virtual machine, or deploying a heavyw…
Two months building an investment bot. What it taught me about LLMs
For two months, I tinkered together a small system that watches my portfolio and sends me, once a month, what it thinks I should do: buy, add, lighten…
Understanding the Agent Loop: How Tool-Using LLM Systems Actually Work
If you are building with tool-calling models, the most important design decision is often not the prompt. It is the loop around the model. An LLM can …
pip install provedex: a tamper-evident black box for your Python AI agent
Your AI agent's audit log lives in a database you control. Which means you can edit it. When a regulator, an auditor, or a court later asks what the a…
Stop Fighting Python for Webhooks: Why Node.js is Optimal for Cloud Function Signatures
The Cryptographic Trust Problem (Why Webhooks Are Unforgiving) Webhooks are the nervous system of modern production apps. Whether you are processing a…
Conformal prediction silently breaks under drift - and how to make it hold
Conformal prediction is the easiest way to put a calibrated uncertainty band around any model: wrap a point predictor, and you get intervals with a fi…
Ollama Structured Outputs in Practice — Getting Type-Safe JSON from Local LLMs with Pydantic
json.loads(response) fails at a certain point. You told the model "return JSON only," but it added a ```json markdown code fence around everything. A …
AI Doesn't Replace Thinking. It Amplifies It.
One of the biggest misconceptions surrounding artificial intelligence is that it eliminates the need for human thinking. In my experience, the opposit…
Python interview questions: what each one actually predicts on the job (2026)
Canonical: this is a cross-post. The original lives at https://four-leaf.ai/blog/python-interview-questions You can find a hundred Python interview qu…
Expanding the Sovereign AI Stack: Moving the Specification from Gateway to Local Silicon
When I first introduced the Sovereign Systems Specification and released the initial foundation of the SDK, sovereign-core and its accompanying sovere…
Discovering PII Inside InterSystems IRIS
Data privacy regulations such as GDPR, LGPD, and HIPAA demand that organizations know exactly where Personally Identifiable Information (PII) lives in…
I Open-Sourced MarketEye — Here's Why (and the GitHub Link)
I open-sourced MarketEye today. For anyone who missed the first post: MarketEye is a self-hosted competitor price monitor I built because I didn't wan…
Build an AI Pipeline FastAPI + Kafka + Workers
Most AI demos work perfectly on a laptop. But production AI systems can become fragile when everything is handled inside one synchronous API call. A u…
I spent weeks scraping 50 websites—here's what finally worked
A few months ago, I needed to build a price comparison tool. The data lived across 50 different e‑commerce sites, each with its own layout, anti‑bot m…
I Built a Self-Hosted Competitor Price Monitor Because SaaS Pricing Is Out of Control
I Built a Self-Hosted Competitor Price Monitor Because SaaS Pricing Is Out of Control The Problem I run a small online store. To stay competitive, I n…
Hello Dev.to 👋 — A Developer Joining the Community
Hey everyone! Just created my Dev.to account and wanted to say hi properly. I'm a software developer, working with Python and building side projects t…
Building Correct Payment Infrastructure: Webhooks, Reconciliation, and Records
Payments code has a strange property: most of it is boring, and the boring parts are exactly where money goes missing. Webhook handlers, money arithme…
Your Trending Repos Script Broke. Again.
Your Trending Repos Script Broke. Again. You set up a GitHub Action to scrape trending TypeScript repos. It ran at 9 AM. You got an empty JSON array. …
Your LLM prompt doesn't fit? Pack it by priority (zero dependencies)
Every RAG app and agent eventually hits the same wall: you have more stuff than fits in the model's context window — a system prompt, chat history, re…
How I debug RAG failures with deterministic signals
When building LLM apps, one frustrating problem is that a response can be wrong for many different reasons. The model may have hallucinated. The retri…
Red Team AI Benchmark v1.9.0: Why We Added an Ethical Use Policy to an Open-Source Tool
A look at the structural improvements in version 1.9.0 — and why an MIT-licensed red teaming framework now explicitly demands authorized use. What Cha…
Automate Your Healthcare: Building an AI Agent to Book Doctor Appointments and Archive Lab Reports
We've all been there: staring at a clunky, 10-year-old hospital web portal, clicking through endless nested menus just to book a simple check-up or do…
Hillock: A brain-inspired, CPU-bound memory gate for local LLMs
Hi everyone, I've been hacking on a local personal memory system called Hillock . Honestly, it's very much a work in progress and it isn't some flawle…
Samiksha AI: Universal Review & comment Analyzer
Hey DEV Community! I recently participated in a hackathon and built Samiksha AI , a universal review and comment analyzer designed to turn messy custo…
I was fine-tuning a language model on Arabic. The loss was perfect. It spoke Chinese.
Repo: github.com/AmmarHassona/trainsafe I was working on fine-tuning an open-source small language model (SLM) on Arabic using DPO. I had the data, th…
How I stopped fighting AI API chaos with a simple proxy
I recently took on a side project that needed to tap into multiple AI models – GPT-4 for complex reasoning, Claude for creative writing, and a local L…
Rebuilding Instagram in 2026
Building an Instagram Clone in 2026 with Django and django-pictures A story about a billion-dollar exit, a chance meeting at a business plan competiti…
Building a Multi-Source Threat Intelligence Correlation Engine in Python
A SOC analyst's notes on going from "I want to learn async" to a working tool that other analysts can clone and use. TL;DR I'm a SOC analyst learning …