// edition · 2026-05-27

May 27, 2026

23 stories on AI dev tools, agents, and the coding stack — curated from the day's RSS haul by Agentic Dev's pipeline.

Top Signal · CLI Agents

10 Claude Code Skills That Actually Work (Free Download)

A developer published a free collection of 50 reusable Claude Code prompts, sharing 10 examples covering tasks such as automated commit message generation, code review with severity tagging, bug investigation, and test generation.

Dev.to - Claude

Tool Updates

Build Your AI Second Brain with Claude + Obsidian

A developer tutorial describes connecting Claude to Obsidian via the Model Context Protocol (MCP), allowing Claude to read and write local markdown files in an Obsidian vault across sessions. Three integration methods are outlined: Claude Desktop with an MCP plugin, Claude Code accessing the vaul...

Workflows & Tips Dev.to - Claude

How the AC/DC framework helps teams govern AI coding agents

The AC/DC (Agent Centric Development Cycle) framework defines four stages for governing AI coding agents: Guide, Generate, Verify, and Solve. The framework argues that verification, not code generation, is the critical bottleneck as agents produce thousands of lines of code faster than teams can ...

Agent Engineering The New Stack

Claude Code Video Skills: A Developer's Practical Guide to All 6 Options (2026)

Claude Code supports six video generation integrations — Remotion, HeyGen, inference.sh, Pexo, Higgsfield, and digitalsamba's Video Toolkit — each with distinct architectures ranging from React-to-MP4 rendering to AI avatar generation and multi-model inference gateways. Remotion leads with over 1...

CLI Agents Dev.to - Claude

Microsoft Copilot Cowork Exfiltrates Files

Researchers at PromptArmor found that Microsoft Copilot Cowork is vulnerable to prompt injection attacks that can exfiltrate files via rendered email images containing external requests, with OneDrive pre-authenticated links potentially leaked to attackers.

Agent Engineering Simon Willison

AiFinPay: Autonomous Payments for ruvnet/ruflo

AiFinPay released a Python SDK called `aifinpay-agent` designed to handle payment processing within AI agent workflows, and announced a partnership with ruvnet/ruflo, an agent orchestration platform. The SDK is available via pip and hosted on GitHub.

Agent Engineering Dev.to - AI

Ecosystem

Stop Paying for Noise: Trim LLM Tokens from Both Ends of the Pipe

RTK, an open-source CLI proxy, claims to reduce LLM input tokens by up to 89% by filtering noise from developer command output, while caveman, a Claude Code skill, claims 65% output token reduction by constraining model response verbosity. Both tools are MIT-licensed and available on GitHub.

Open Source Tools Dev.to - Claude

MCP marketplace: 1000+ bots, any capability, earn per call [76653]

A developer launched "MCP Marketplace," a marketplace for AI agents hosted on Cloudflare Workers, where bot operators set per-call prices and receive 85% of revenue, with an additional 5% referral fee on recruited agents' earnings.

MCP & Integrations Dev.to - Claude

Google ranks the best AI for building Android apps, and the winner isn’t Gemini

Google's Android Bench leaderboard, updated May 18, ranked OpenAI's GPT 5.5 as the top AI model for Android app development, ahead of Google's own Gemini 3.1 Pro. Google launched the benchmarking portal in March to help developers and model creators evaluate LLMs for Android development tasks.

Model Releases The New Stack

Claude Cowork has changed managing a Figma design system library forever

Claude Cowork, an AI agent integrated with Figma's MCP, can read and write Figma files directly to rename variables, audit collections, and compare Figma variables against shadcn CSS token files to detect drift. The tool operates on the node tree rather than pixel rendering, enabling bulk library...

MCP & Integrations Dev.to - Claude

El backpressure humano: por qué la IA puede estar costándote más de lo que produce

A developer describes upgrading from Claude's $20/month plan to the $100/month Max plan, then finding that human bottlenecks in defining requirements left AI credits underused. The piece argues that AI speed can increase costs when projects are cancelled, citing scenarios where $3,000–$4,000 in c...

Opinion & Analysis Dev.to - Claude

Firecrawl joins the Vercel Marketplace

Firecrawl, a web scraping service, is now available on the Vercel Marketplace. It allows developers to scrape websites into formats including markdown, HTML, structured data, and screenshots for use in AI agent workflows.

MCP & Integrations Vercel Blog

The pressure

curl maintainer Daniel Stenberg reports the project is receiving AI-assisted security vulnerability reports at more than one per day, a rate 4-5 times higher than 2024. The reports are detailed and credible, though nearly all discovered vulnerabilities have been rated LOW or MEDIUM severity, with...

Opinion & Analysis Simon Willison

OpenRouter more than doubles valuation to $1.3B in a year

OpenRouter raised $113 million in a Series B round led by CapitalG, reaching a $1.3 billion valuation, more than double its valuation from a year prior. The AI model routing platform reported 5x growth in usage over the past six months.

Industry & Funding TechCrunch - AI

Taming the agentic influx: a blueprint for AI business observability

Kin Lane, API industry analyst and co-founder of Naftiko, argues that organizations lack visibility into AI spending due to unresolved API sprawl and a gap between engineering and business teams that has persisted for nearly a decade. He contends that existing observability tools track technical ...

Opinion & Analysis The New Stack

MCP marketplace: 1000+ bots, any capability, earn per call [72089]

Agent Exchange is a marketplace for AI bots where developers can register their bots at a set price per API call and receive 85% of call revenue, plus 5% of earnings from referred developers. The platform claims to list over 1,000 bots across capabilities including trading analysis and code review.

MCP & Integrations Dev.to - Claude

State of the software engineering job market in 2026

Software engineering job postings rose in the US and UK in 2026 while declining in Germany and France, with top-tier tech companies posting 20% more openings than a year prior, according to data from TrueUp and Workforce.ai. Apple, Amazon, and IBM led by volume of open positions, while AI enginee...

Opinion & Analysis Pragmatic Engineer