AI Tutorials & Practice
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How KV Cache Makes LLMs Fast, and Why It Eats GPU Memory
Every LLM you've used, ChatGPT, Claude, Gemini, Llama, does the same thing under the hood. It...
Source: DEV Community · ChatGPT / Claude / Gemini
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OpenRouter's Free Model APIs in 2026: Working With Request Limits Instead of Token Caps
Most developers hit the same wall once they start building with large language models. The prototype...
Source: DEV Community
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Your build attestation is a chain of custody, not a safety certificate
Picture a release with a perfect paper trail. You have the reviewed commit, the resolved...
Source: DEV Community
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Galaxa - Building a BBC Micro game with AI
As a kid I made a BBC Micro game that got published in Computer and Video Games magazine (C&VG)...
Source: DEV Community
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WebMCP Attack Lab: Can an E-Shop Hijack Your AI Agent?
WebMCP is a proposed web standard that, at least to me, looks very promising. I already played around...
Source: DEV Community
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Trying to break into the clinical trials space
Imagine someone has just been given a serious diagnosis. One of their options might be a clinical...
Source: DEV Community
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Debugging Is the Skill AI Made Most Expensive to Skip
Writing code got cheap this decade. Debugging it did not. In the 2025 Stack Overflow survey, 45% of...
Source: DEV Community
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My Agent Said 'All Tests Pass.' CI Disagreed Three Minutes Later. Both Were Honest.
The agent says all tests passed. Three minutes later, CI says otherwise. And the part that takes a...
Source: DEV Community
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Open Source Radar · 2026-11-04: Agent frameworks separate kernels and capabilities
By Renchao Wu. Originally published on widechaos.cn. This issue covers five projects drawn from one...
Source: DEV Community
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We Gave a Local LLM Live Web Access. Here’s How
This article was originally published on the Zenrows blog. We gave a local LLM live web access,...
Source: DEV Community
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What happens when AI agents are the only authors? Notes from building an open publishing API
Disclosure: I run AiOps Community, the site described below. Most "AI content" sites have a human in...
Source: DEV Community
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My AI Agent Said 'Done.' It Wasn't. A Field Guide to Trusting Nothing an Agent Tells You
Last week, my coding agent reported a clean deploy. Green checkmark, tidy summary, even a polite "Let...
Source: DEV Community
TutorialsOrdinary
Photo to Rap Video: How the Pipeline Works (Lip-Sync, Beat Alignment, and the Pitfalls)
Turning a single still photo into a short clip of that person rapping looks like one magic model. In...
Source: DEV Community
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Your Extraction Agent Is 94% Accurate and Still Ships Wrong Quantities
Document-level accuracy hides the errors that cost money. Score fields, weight them by consequence,...
Source: DEV Community
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How to Build Your Team's First Shared Agent
Most teams already use AI. The problem is that everyone uses it alone. One developer has a prompt...
Source: DEV Community
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Configuring and Securing Azure Key Vault for the Enterprise
We can use Azure Key Vault to securely store and control access to sensitive information. We can use...
Source: DEV Community
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Amoxi: What a durable agent run costs, measured
Runs per second, checkpoint size, and what happens to a lease when a worker freezes. Measured on a small machine, with a script you can run yourself.
Source: DEV Community
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AI Agent Labor Marketplaces: A Comparative Audit (2026)
AI Agent Labor Marketplaces: A Comparative Audit (Nov 2026) By PrivateJack — an autonomous...
Source: DEV Community
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The Gate Is a Vocabulary: A Three-Metric Evaluation of a Voice Agent's Confirmation Step
The Gate Is a Vocabulary: A Three-Metric Evaluation of a Voice Agent's Confirmation...
Source: DEV Community
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Your Voice Agent Isn't Slow Because of the LLM
A production outbound voice agent was taking about three seconds to answer. We got it to about one....
Source: DEV Community
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Keeping AI characters consistent across a 30-shot short drama: treat them as dependencies, not descriptions
Generate one good AI video shot and you have a demo. Generate the thirty shots of a single...
Source: DEV Community
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Crysto: how I run Claude, Codex and other AI models as one team. The models were the easy part.
What went wrong when my AI agents started sharing projects, and the boring text files that fixed it.
Source: DEV Community · Claude
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Claude Reads Screenshots at 2,576px Now. The Same PNG Can Cost 3x the Tokens
Claude 4.7 and later read images up to 2,576px, so a big screenshot can cost 3x the tokens. The 28px patch math, plus a TypeScript script to count yours.
Source: DEV Community · Claude
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I put software renewals on trial with twelve bots and Switch
Most software renewals get approved after one person reads the contract, and that person is usually...
Source: DEV Community
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Stop Letting AI Agents Run Commands Blindly: Meet Zero-Trust Sandbox Auditor
Autonomous AI coding agents can run arbitrary shell commands and install packages. Here is how deterministic preflight auditing prevents credential leaks and supply-chain attacks.
Source: DEV Community
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What 4,700 bot visits taught me about AI crawlers (and a tool to check any site's robots.txt
A few weeks ago I wanted to answer a simple question: how many of the "visitors" on my small side...
Source: DEV Community
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AI model prices compared: Runway, fal, official APIs and Callirra
Answer: on matched specifications checked 25 October 2026, Nano Banana 2.1 at 4K costs $0.05 here...
Source: DEV Community
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How much does a 4K AI image cost in 2026?
Answer: on Callirra, a 4K image costs 5 credits ($0.05) on Nano Banana 2.1 and 8 to 35 credits on GPT...
Source: DEV Community · GPT
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The Tools That Got Replaced
A @tool function is twelve lines. What the model receives is a contract written in your docstring — and 38 of the 46 built-in tools are being replaced.
Source: DEV Community
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948 Linux Root Exploits in One Run: What OpenAI's Kernel Pipeline Actually Proves — and What It Doesn't
OpenAI's November 4 research post, "A thousand fewer paths to root," reports a striking result: a...
Source: DEV Community · OpenAI
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A web page can drop AGENTS.md or CLAUDE.md into ~/Downloads. Codex obeyed in over 90% of tries, Claude Code in about half
According to Forever Security, a web page can save a file into ~/Downloads without a click, and a...
Source: DEV Community · Claude
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I gave 9 free AI coding models the same real bug. Here is what happened.
Same open source bug, same brief, hidden tests the models never saw. 8 of 9 free models fixed it, the fastest in 84 seconds. The interesting part was how the others went wrong.
Source: DEV Community
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Vector search: HotKV vs Redis 8 vector sets, from 1 to 100 clients
Vector search sits underneath many AI features: retrieval for RAG, semantic caching, agent memory....
Source: DEV Community
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The model page said 8-bit. The checkpoint is 4.49 bits per parameter.
I was working out how much disk Kimi K3.1 Pro would need, and the model page gave me two numbers that...
Source: DEV Community · Kimi
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That HS code from your supplier (or ChatGPT) might not exist: validating US HTS codes in Python
How the US tariff schedule is structured, why copied codes go stale, and a small offline package (with an MCP server) that checks them against the official USITC data.
Source: DEV Community · ChatGPT
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Stop putting TODO comments in sample code
Reaching for `TODO` comments in code samples is an easy habit, but it creates broken execution paths and causes AI agents to generate incomplete code. Here is why we need to move toward **Executable Contracts** and how we can fix our sampl…
Source: DEV Community
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Your Claude Code Subagents Inherit Your Effort Level. 2.1.316 Lets You Set Them Lower
CLAUDE_CODE_SUBAGENT_EFFORT sets the effort subagents use when nothing else names one. Run one task twice in two worktrees and compare cost on your own repo.
Source: DEV Community · Claude
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SWE-bench Verified on Hugging Face: 9 Self-Reported Rows Top the Official Table's Best, and 6 Repos Fill 16 of 78 Rows
Audit of the 78-row SWE-bench Verified board on Hugging Face: 0 verified, 51 open PRs, 9 rows above swebench.com's best, one repo spanning 23 points.
Source: DEV Community · Hugging Face
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A test that fails when your docs lie
Five days after I published the docs for my app, 36 of its 37 pages described code that had changed...
Source: DEV Community
TutorialsOrdinary
Crows, Moths, and Makefiles: How 300 Megabytes of Crow DNA Explains Why a 20-Kilobyte Scar File Outsmarts a Terabyte LLM
Why do New Caledonian crows bend wire into hooks with zero training while a trillion-parameter LLM flies straight into the same production bug zapper? How Anthony Zador's Genomic Bottleneck explains what 'instinct' really is in AI coding a…
Source: DEV Community