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Why Your Web Scrapers Keep Breaking (And How to Build Self-Healing TypeScript Agents Using LLMs and Playwright)

If you have ever maintained a production web scraping pipeline or an automated form-filling assistant, you know the sinking feeling of checking your l…

javascripttypescriptaimcp
Dev.to Aug 1, 2026, 20:00 UTC
EN

Building a Secure MCP Server for AI-Assisted VPS Operations Without Giving the AI a Shell

Over the last few months, I have been thinking about a simple but uncomfortable question: If AI tools are becoming part of our engineering workflow, h…

aisecuritymcpdevops
Dev.to Aug 1, 2026, 19:31 UTC
EN

More Tools Can Make Your AI Agent Slower

A renewal agent can call the CRM, email, calendar, support, document search, and contract systems. On its first run, it asks every system for everythi…

aiarchitecturemcpagents
Dev.to Aug 1, 2026, 13:15 UTC
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How I Built an Autonomous AI Tool Engine with MCP, Llama 3.3, and Automated Hugging Face Pipelines

Most AI tool directories suffer from two issues: they are statically hardcoded, and they break when you search by intent instead of exact keywords. I …

buildinpublicainextjsmcp
Dev.to Jul 31, 2026, 14:40 UTC
EN

Adding passkey-backed human approval to high-risk MCP actions

AI agents are increasingly able to deploy code, modify infrastructure, query sensitive systems, and initiate financial operations. A conversational “A…

aisecuritymcptypescript
Dev.to Jul 31, 2026, 13:23 UTC
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The Unconference Asked the Right Questions. Here's One Architecture's Answers.

I just finished the Thoughtworks Technology Podcast episode where Ken Mugrage, Kief Morris, and Andrew Harmel-Law debrief the unconference on the futu…

aiarchitecturemcpirca
Dev.to Jul 31, 2026, 07:12 UTC
EN

Build a Support Copilot That Loads the Runbook Before It Calls a Tool

An AI support demo can look finished after it answers one question and calls one API. The production tension appears later: the model has instructions…

aimcpagentskillssupport
Dev.to Jul 31, 2026, 04:12 UTC
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AI Agent Security Audit: From MCP Penetration Testing to LLM Vulnerability Assessment

AI Agent Security Audit: From MCP Penetration Testing to LLM Vulnerability Assessment The rapid adoption of AI agents and MCP (Model Context Protocol)…

securitymcpllmpentesting
Dev.to Jul 30, 2026, 08:00 UTC
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Audit Your Codebase Before Migrating to Stateless MCP

MCP 2026-07-28 removes protocol-level sessions, the required initialization handshake, and Mcp-Session-Id . Before deleting those code paths, find the…

mcpaiwebdevprogramming
Dev.to Jul 30, 2026, 07:32 UTC
EN

Claude Code Team Memory: CLAUDE.md, Git, or MCP?

If a team wants its Claude Code agents to remember decisions and context, three tools come up: a CLAUDE.md file, Git itself, and an MCP memory server.…

aiprogramminggitmcp
Dev.to Jul 30, 2026, 07:24 UTC
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I Wrote Integration Tests for My MCP Failure Library. Here's the Pattern That Caught 3 Hidden Bugs.

I'd been shipping fixes to my MCP failure library for weeks. Every release felt solid. Then I've written one real integration test - and three "fixed"…

pythontestingmcpprogramming
Dev.to Jul 30, 2026, 02:15 UTC
EN

Beyond APIs: The Architecture of Autonomous "Computer Use" Agents in TypeScript

The architecture of modern artificial intelligence has reached a critical inflection point. For years, Large Language Models (LLMs) operated as isolat…

javascripttypescriptaimcp
Dev.to Jul 28, 2026, 20:00 UTC
EN

Building an MCP Server on 31 Million Rows of Financial Data

This is the architecture of Shibui Finance , an MCP server that gives Claude direct SQL access to 64 years of US stock market data. About 10,000 symbo…

mcppythonduckdbfinance
Dev.to Jul 28, 2026, 18:54 UTC
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The End of the Algorithmic Overlord: Why AI's Future Belongs to Local-First, Open Source

The End of the Algorithmic Overlord: Why AI's Future Belongs to Local-First, Open Source The corporate AI walled garden is failing developers and user…

aillmopensourcemcp
Dev.to Jul 28, 2026, 13:55 UTC
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Build Your First East Africa MCP Server in 30 Minutes

Every tool in the East Africa coordination infrastructure stack started from the same scaffold. Here's exactly how to build and publish one yourself. …

mcppythontutorialafrica
Dev.to Jul 28, 2026, 10:00 UTC
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Transforming Kong into an AI Gateway on GCP: Managing LLM Tokens, MCP, and Agentic Traffic

Most platform teams didn't set out to build "AI infrastructure." They already had Kong running in front of hundreds of REST services on GKE, handling …

apigatewaycloudnativecloudmcp
Dev.to Jul 28, 2026, 02:59 UTC
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Your MCP server's search is bad: ranking, embeddings, and what each one fixes

At the end of Part One I left the notes server with a search I described as dumb, and promised to come back for it. Here is where it stands today, on …

pythonaimcptutorial
Dev.to Jul 28, 2026, 02:34 UTC
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Building Custom MCP Clients in Next.js & Serverless Engines: The Ultimate Engineering Guide

The Model Context Protocol (MCP) has transformed how AI agents interact with local tools, filesystems, and databases. Originally built around a determ…

javascripttypescriptaimcp
Dev.to Jul 27, 2026, 20:00 UTC
EN

Why Your AI Agent Drowns in 50,000 Tokens of Tool Definitions

Why Your AI Agent Drowns in 50,000 Tokens of Tool Definitions Every time you connect an MCP server to your AI agent, you're adding thousands of tokens…

aimcptoolinghypernexus
Dev.to Jul 27, 2026, 03:37 UTC
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Constraining the Agent: What I Learned Wiring MCP Into a Legacy System

Notes from January 2026, when giving an AI agent live database access still felt reckless. Written for engineers who are about to do this, and for the…

agentsmcpmysqlphp
Dev.to Jul 26, 2026, 20:05 UTC
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Stop Hardcoding AI Tools: Dynamic Tool Discovery and Schema Validation with Zod & MCP

If you are still hardcoding tool definitions, JSON schemas, and manual routing logic directly into your AI agent initialization scripts, you are build…

javascripttypescriptaimcp
Dev.to Jul 26, 2026, 20:00 UTC
EN

I Built an Autonomous On-Chain Agent on Solana: Here's the Documentation I Wish I Had Earlier

The last few days of the #100DaysOfSolana challenge have been some of the most exciting and humbling of my developer journey. I didn't just build anot…

100daysofcodesolanamcpai
Dev.to Jul 26, 2026, 14:44 UTC
EN

Dual-Tier Memory Architecture for AI Agents: How Local Vector Search Scales to 14,726 Memories Without Pinecone

Dual-Tier Memory Architecture for AI Agents: How Local Vector Search Scales to 14,726 Memories Without Pinecone Discover how a dual-tier AI memory arc…

aillmopensourcemcp
Dev.to Jul 26, 2026, 04:19 UTC
EN

When Your AI Code Reviewers Disagree: Inside the 'AI Debate' That Finds Hidden Bugs

When Your AI Code Reviewers Disagree: Inside the 'AI Debate' That Finds Hidden Bugs Discover how a new paradigm of code review automation pits two AI …

aillmopensourcemcp
Dev.to Jul 26, 2026, 00:19 UTC
EN

Mastering Node.js Transport Layers in MCP: Stdio vs. Server-Sent Events (SSE)

The Model Context Protocol (MCP) has completely transformed how modern Large Language Models (LLMs) and agentic runtimes discover, invoke, and interac…

javascripttypescriptaimcp
Dev.to Jul 25, 2026, 20:00 UTC
EN

Transport, Surface, Skin: Building MCP Plugins That Survive the Spec

Software engineering is dead. That is what they say. Partially true. Some traditional elements of the craft are genuinely hard to find now. If a model…

aiarchitecturellmmcp
Dev.to Jul 25, 2026, 12:57 UTC
EN

Model Context Protocol Through The Agent Stack Lens: What Broke, What's Fixed July 28, and What to Check Before Your Next mcp.json

If you've added an MCP server to a claude_desktop_config.json or an mcp.json file this year by copy-pasting a connection string, this one's for you. T…

mcpaisecurityagents
Dev.to Jul 25, 2026, 03:39 UTC
EN

Cross-Harness Tool Parity: Write One Custom MCP Tool, Deploy It Everywhere

Cross-Harness Tool Parity: Write One Custom MCP Tool, Deploy It Everywhere Achieving true tool parity across AI coding environments is no longer a the…

aillmopensourcemcp
Dev.to Jul 25, 2026, 00:02 UTC
EN

Beyond The Single-Agent Ceiling: Scale Out With MCP Agent Teams

Most people's experience with AI is a conversation with one assistant. ChatGPT, Claude, and similar products present one conversational partner. You a…

mcpaiagentsllm
Dev.to Jul 24, 2026, 22:10 UTC
EN

Building Your First Model Context Protocol (MCP) Server with TypeScript and Zod

If you’ve been building AI agents or working with Large Language Models recently, you’ve likely hit the integration wall. Historically, connecting an …

javascripttypescriptaimcp
Dev.to Jul 24, 2026, 20:00 UTC

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