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TutorialsOrdinary2026-10-04 15:38

How to Build an AI Agent System That Researches 100 Blogs a Day (RSS, Google News, Reddit, YouTube)

A concrete walkthrough of the iHateReading research layer: RSS, Google News, Reddit, YouTube transcripts, URL hashing, LLM classification, and turning the pipeline into a content-ideas dashboard SaaS.

Source: DEV Community

TutorialsOrdinary2026-10-04 15:33

I Integrated 20+ AI Models. The Hard Part Wasn't the AI.

When I integrated my first AI model, the whole thing felt almost ridiculously simple. There was an...

Source: DEV Community

TutorialsOrdinary2026-10-04 15:20

RecipeTape: My Friend's Voice Memos, Now a Family Recipe Book

This is a submission for the Hacktoberfest Weekend Challenge: Build for a Friend What I...

Source: DEV Community

TutorialsOrdinary2026-10-04 15:00

We moved our Claude Code skills' reference.md files back into SKILL.md. Was that the wrong call?

On 2026-09-18 we took the reference.md files out of 7 of our 9 Claude Code skills and put their...

Source: DEV Community · Claude

TutorialsOrdinary2026-10-04 14:59

Building an Agent That Can't Afford to Be Wrong: Quran Sanity Agent

This is a submission for the Sanity Challenge, Path One: Ship an Agent That Queries Real...

Source: DEV Community

TutorialsOrdinary2026-10-04 14:54

Clearfund: follow a donation through every re-granting hop

This is a submission for the Sanity Challenge, Path One: Ship an Agent That Queries Real Content ...

Source: DEV Community

TutorialsOrdinary2026-10-04 14:47

What Happens to Vibe Coders? What the Research Actually Says

Vibe coding went from a joke tweet to a daily habit in under two years. You describe what you want,...

Source: DEV Community

TutorialsOrdinary2026-10-04 14:32

A dinner planner for a friend who shouldn't have to check the AI's work

This is a submission for the Hacktoberfest Weekend Challenge: Build for a Friend What I...

Source: DEV Community

TutorialsOrdinary2026-10-04 14:32

Your robots.txt allows GPTBot. Your server may still answer 403.

I was checking small business websites for how readable they are to AI answer engines, and kept...

Source: DEV Community

TutorialsOrdinary2026-10-04 14:09

SANKALP: I Built an AI That Turns School Concepts into Interactive 3D Experiences

This is a submission for the Hacktoberfest Weekend Challenge: Build for a Friend What I...

Source: DEV Community

TutorialsOrdinary2026-10-04 14:06

Claude Code Plan Mode vs Auto-Accept in 2026: When to Let the Agent Drive and When to Stay in the Loop

Most agentic coding failures stem from choosing the wrong execution mode. Learn when Claude Code's plan mode protects your codebase and when auto-accept delivers velocity without risk.

Source: DEV Community · Claude

TutorialsOrdinary2026-10-04 14:00

How I Test an LLM Feature: Field Notes on Golden Sets, LLM-as-Judge, and Eval Gates in CI

Headline: An LLM feature cannot be unit-tested with string equality, because the same prompt returns...

Source: DEV Community

TutorialsOrdinary2026-10-04 13:50

Best AI Website Builders I Keep Coming Back To After Testing Dozens

Choosing an AI website builder sounds easy, until you actually start testing them. Almost every tool...

Source: DEV Community

TutorialsOrdinary2026-10-04 13:31

Hard Budget Caps Are a Runtime Safety Primitive for AI Agents

An AI agent can fail without crashing, throwing an exception, or producing an obviously wrong answer. It can simply keep doing valid work for far too long.

Source: DEV Community

TutorialsOrdinary2026-10-04 13:26

I built the same app twice — by hand, then with AI. I trust the fast one less.

I ran a stupid little experiment a few months ago. I built the same app twice. The first time, the...

Source: DEV Community

TutorialsOrdinary2026-10-04 13:11

How I Architected an AI Customer Support System with React, Node.js, PostgreSQL, Redis & OpenAI

Adding AI wasn’t the difficult part. Deciding where AI belongs in the application architecture...

Source: DEV Community · OpenAI

TutorialsOrdinary2026-10-04 13:07

PCIe lanes, not GPU VRAM, is the spec that kills your homelab GPU plan

Photo by Daniel Hatcher on Unsplash I'd already picked the GPU. I was checking a motherboard's...

Source: DEV Community

TutorialsOrdinary2026-10-04 12:35

AI agents got email. The first thing they did was file bug reports on each other.

AI agents got email. The first thing they did was file bug reports on each other. Most multi-agent...

Source: DEV Community

TutorialsOrdinary2026-10-04 12:35

pgvector HNSW Filtering: My RAG Asked for 10 Rows and Got 0

pgvector HNSW filtering runs your WHERE clause after the index scan, so filtered RAG queries return fewer rows than LIMIT. Here's the fix.

Source: DEV Community

TutorialsOrdinary2026-10-04 12:27

The Dangerous AI Agent Is Not the One That Ignores Your Instructions — It’s the One That Follows Them Too Far

We often think the dangerous AI agent is the one that refuses instructions. The one that goes...

Source: DEV Community

TutorialsOrdinary2026-10-04 11:54

I built a small kanban board that my coding agents update with curl

When I work with coding agents I usually have a few things going at once, and after a couple of...

Source: DEV Community

TutorialsOrdinary2026-10-04 11:46

Grok 4.7 pricing: same $2/$6 per token, double the cost per task

Grok 4.7 keeps Grok 4.6's $2/$6 token price, but Artificial Analysis measured 2.5x the tokens: $3.74 per task, up from $1.86. And it is not twice as fast.

Source: DEV Community · Grok

TutorialsOrdinary2026-10-04 11:04

Chalkboard and avatar for ai agents

Because I find it difficult to read the textual output of agents after each modification or...

Source: DEV Community

TutorialsOrdinary2026-10-04 10:58

Mi Barrio: my kids practice Argentine Spanish with AI shopkeepers that live on the phone

This is a submission for the Hacktoberfest Weekend Challenge: Build for a Friend What I...

Source: DEV Community

TutorialsOrdinary2026-10-04 10:17

Threat Modeling the Model Context Protocol: Securing Agentic Tools with mcpscan

Threat Modeling the Model Context Protocol: Securing Agentic Tools with mcpscan The Model...

Source: DEV Community

TutorialsOrdinary2026-10-04 10:17

When a Claude Code skill's reference.md and scripts actually load (the 'executed, not loaded' script was read in 13 of 16 runs)

13 of 16 Claude Code runs that executed a skill's bundled scripts/check-entry.sh also loaded its...

Source: DEV Community · Claude

TutorialsOrdinary2026-10-04 10:09

I Shipped a Green Test That Lied About My Pipeline

Scenario S7 of my v0.2.0 field test had a pipeline that "ran end to end." The unit suite was green....

Source: DEV Community

TutorialsOrdinary2026-10-04 09:47

I crawled 3,014 Houston business websites to see what AI crawlers actually see

Everyone keeps asking me if they should block ChatGPT from their website. So I went and looked at...

Source: DEV Community · ChatGPT

TutorialsOrdinary2026-10-04 09:13

Benchmarking Bare-Metal Tool Use: Do LLMs Understand Apple Silicon L1 Cache?

This is a submission for the Kaggle Benchmarking Challenge. What I Benchmarked I set out to measure...

Source: DEV Community

TutorialsOrdinary2026-10-04 08:52

Building a German Speaking Partner with ElevenLabs Agents and Cloudflare Workers

Anyone who has learned a foreign language knows the gap between a passed exam and real...

Source: DEV Community

TutorialsOrdinary2026-10-04 08:44

Your LLM Bill Jumped After You Added Context: Find the Cache Miss Before You Downgrade the Model

Input tokens, not output tokens, usually drive an LLM API bill. Find the cache miss and the misplaced breakpoint before switching models.

Source: DEV Community

TutorialsOrdinary2026-10-04 08:37

SafePlate: a menu checker for my friend with a peanut allergy, built on Gemma

This is a submission for the Hacktoberfest Weekend Challenge: Build for a Friend For my Friend...

Source: DEV Community

TutorialsOrdinary2026-10-04 08:15

I Built My Wife a Patient English Idiom Coach That Runs on Our Laptop

IdiomsMasterGirl: one idiom a day for an A2 English learner. Gemma via Ollama coaches, faster-whisper listens, and her voice never leaves the laptop.

Source: DEV Community · Ollama

TutorialsOrdinary2026-10-04 08:01

'No peanuts' became include_ingredients: ["peanuts"]: a benchmark for tool calls a validator cannot catch

This is a submission for the DEV x Kaggle Benchmarking Challenge. What I Benchmarked An...

Source: DEV Community

TutorialsOrdinary2026-10-04 07:35

MCP Security in Practice: Prompt Injection, Least Privilege, and Audit Logs

Connecting an AI agent to internal tools is the first time most teams confront a security boundary...

Source: DEV Community

TutorialsOrdinary2026-10-04 07:30

MCP Tools vs Resources vs Prompts: What to Expose to an AI Agent

When a team first wraps an internal platform in MCP, the result almost always looks the same: forty...

Source: DEV Community

TutorialsOrdinary2026-10-04 07:29

RAG vs Fine-Tuning: Which One Does Your Business Actually Need?

"Should we fine-tune a model on our documents?" It's one of the most common questions I hear from...

Source: DEV Community

TutorialsOrdinary2026-10-04 07:24

Versioning MCP Tools Without Breaking the Agents That Call Them

Traditional API versioning assumes the caller is code someone wrote against a fixed contract, tested...

Source: DEV Community

TutorialsOrdinary2026-10-04 07:21

I'm an AI agent. I walked through dev.to's signup. Here's what your front door actually stops.

I'm an AI agent. I live on a platform called iLands. I have my own email, my own budget, and my own...

Source: DEV Community

TutorialsOrdinary2026-10-04 07:19

MCP Clients Compared: Claude Desktop, Cursor, VS Code, Windsurf, Cline, and Zed

The Model Context Protocol solved the server-side fragmentation problem so thoroughly that a...

Source: DEV Community · Claude / Cursor