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Dev.to

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10:20
2026-07-27
dev.to
artificial-intelligence

Connecting an LLM Agent to a Real Browser With Playwright MCP

A developer demonstrates how to connect an LLM agent to a real browser using Playwright MCP, enabling the agent to navigate, click, and extract data from live web pages. The approach uses the OpenAI A…

10:08
2026-07-27
dev.to
developer-tools

The Oracle Problem Never Went Away, It Just Got a Rebrand

A developer who grades AI models that write and judge code argues that the 'oracle problem' in software testing—determining whether an observed behavior is correct—remains unsolved despite being rebra…

10:07
2026-07-27
dev.to
developer-tools

STOP ASKING "Should I learn to code in 2026?"

A developer known as Daniel struggles with building software from scratch despite months of learning, highlighting a shift in what it means to be a developer in 2026. Stack Overflow's 2025 survey foun…

10:05
2026-07-27
dev.to
artificial-intelligence

This Open-Source canvas replaced my file system

A developer built Aether Canvas, an open-source desktop app that reads files dropped onto an infinite canvas and generates an interactive workspace based on their content and arrangement. Built during…

09:25
2026-07-27
dev.to
ai-agents

We Gave Our AI Agents Employee IDs. Here's Why

Octo has introduced AgentCards to solve identity and accountability problems when multiple AI agents operate in parallel across different roles. Each agent tracks creator, owner, skills, and performan…

08:40
2026-07-27
dev.to
artificial-intelligence

From Java Monoliths to LangGraph Agents: What Transfers

A developer with a decade of enterprise Java experience found that principles from building distributed systems—timeouts, idempotency, circuit breakers, rate limiting, and audit trails—transfer direct…

08:40
2026-07-27
dev.to
artificial-intelligence

Permission-Aware RAG: Enforcing Document ACLs at Retrieval Time

A developer building Atlas, an enterprise copilot for a compliance domain, implemented permission-aware RAG by embedding clearance labels into pgvector chunks and filtering by the caller's verified cl…

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