✦ Field Notes ✦
THE BLOG
Field notes on vibe coding, AI agent workflows, and shipping side projects with markagent + Claude Code, Cursor, Codex, OpenCode, and Antigravity.
- 🚧 A Vibe Builder · Blog 👷
Markagent vs Loom for AI Agent Feedback
Jun 6, 2026 · 6 min read
Markagent vs Loom for AI Agent Feedback
Forget video. Markagent beats Loom for AI agent feedback by providing structured, actionable data directly to your AI, not just recordings. It's the essential loom alternative ai.
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Google Antigravity: Hands-On With the New AI Coding IDE
Jun 6, 2026 · 7 min read
Google Antigravity: Hands-On With the New AI Coding IDE
Google Antigravity is here, a new AI coding IDE that fundamentally changes developer productivity. Get a hands-on look at its agent-driven approach to code generation, debugging, and frontend development.
Read post → - 🛠️ A Vibe Builder · Blog ⚠️
Markagent vs Taking Screenshots: Why Structured Prompts Win
Jun 5, 2026 · 6 min read
Markagent vs Taking Screenshots: Why Structured Prompts Win
Structured prompts crush screenshots for AI coding agents. Markagent provides precise context, eliminating guesswork and accelerating development.
Read post → - 📢 A Vibe Builder · Blog 🔧
OpenAI launches Codex AI agent to tackle multi-step coding tasks
Jun 5, 2026 · 4 min read
OpenAI launches Codex AI agent to tackle multi-step coding tasks
OpenAI launches Codex AI agent to tackle multi-step coding tasks, but speed brings risks. Learn how to bridge the gap between automation and reliable code.
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How to Make Your AI Agent See What You See
Jun 5, 2026 · 4 min read
How to Make Your AI Agent See What You See
Stop describing UI bugs with text. Give your AI agent see what I see by capturing DOM context, selectors, and screenshots directly into a ready-to-use prompt.
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Unrolling the Codex agent loop | OpenAI
Jun 5, 2026 · 9 min read
Unrolling the Codex agent loop | OpenAI
OpenAI unrolls the Codex agent loop, detailing how its local software agent, Codex CLI, processes requests, makes tool calls, and manages context. Learn the mechanics.
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How to Send CSS Feedback to an AI Agent That Actually Lands
Jun 4, 2026 · 5 min read
How to Send CSS Feedback to an AI Agent That Actually Lands
Stop generic CSS feedback to AI agents. Get specific: pinpoint elements, provide visual context, and craft precise prompts for real, actionable AI CSS changes.
Read post → - 📢 A Vibe Builder · Blog 🔧
Top Features of Cursor AI
Jun 4, 2026 · 6 min read
Top Features of Cursor AI
Cursor AI reshapes coding with its deep integration into VSCode, offering instant code completion, codebase chat, and intelligent refactoring. It's a fundamental shift.
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How to Bridge Figma Feedback and Claude Code
Jun 4, 2026 · 7 min read
How to Bridge Figma Feedback and Claude Code
Bridge Figma feedback and Claude Code. Capture precise element context from Figma designs for AI code generation. Stop vague prompts.
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How to Capture Multi-Step Bugs as a Single Prompt
Jun 3, 2026 · 3 min read
How to Capture Multi-Step Bugs as a Single Prompt
Stop wasting time on vague bug reports. Capture any multi step bug single prompt by recording your journey and feeding the structured context to your AI agent.
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Getting Started with Google Antigravity
Jun 3, 2026 · 4 min read
Getting Started with Google Antigravity
Google Antigravity shifts IDEs toward agent-first workflows. We break down the installation, Agent Manager mechanics, and how to bridge UI context to your agents.
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How to Fix: The AI Keeps Editing the Wrong Component
Jun 3, 2026 · 6 min read
How to Fix: The AI Keeps Editing the Wrong Component
Your AI agent keeps editing the wrong component because it lacks precise context. Give it the exact component name and file path to fix this.
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What Is Cursor? AI Code Editor Explained | Built In
Jun 3, 2026 · 5 min read
What Is Cursor? AI Code Editor Explained | Built In
Cursor, the AI-native code editor, just got a massive $60B acquisition offer from SpaceX. It's redefining development with agent-driven workflows, vibe coding, and deep AI integration.
Read post → - 🛠️ A Vibe Builder · Blog ⚠️
How to Write Better UI Bug Reports for AI Coding Agents
Jun 2, 2026 · 4 min read
How to Write Better UI Bug Reports for AI Coding Agents
Stop writing vague bug reports for your AI. A high-quality ui bug report ai agent needs DOM context, CSS selectors, and screenshots, not just "this looks broken.
Read post → - ✦ Blog ✦
Claude Code 2.1.0 is now out! claude update to get it We shipped: - Shift+enter for newlines, w/ zero setup - Add hooks directly to agents & skills frontmatter - Skills: forked context, hot reload, custom agent support, invoke with / - Agents no longer stop when you deny a tool use - Configure the model to respond in your language (eg. Japanese, Spanish) - Wildcard support for tool permissions: eg. Bash(*-h*) - /teleport your session to http://claude.ai/code - Overall: 1096 commits
Jun 2, 2026 · 7 min read
Claude Code 2.1.0 is now out! claude update to get it We shipped: - Shift+enter for newlines, w/ zero setup - Add hooks directly to agents & skills frontmatter - Skills: forked context, hot reload, custom agent support, invoke with / - Agents no longer stop when you deny a tool use - Configure the model to respond in your language (eg. Japanese, Spanish) - Wildcard support for tool permissions: eg. Bash(*-h*) - /teleport your session to http://claude.ai/code - Overall: 1096 commits
Claude Code 2.1.0 is out! New features include Shift+Enter for newlines, agent hooks, evolved skills, better tool handling, and language support. Update now.
Read post → - 📢 A Vibe Builder · Blog 🔧
How to Give Visual Feedback on Localhost to AI
Jun 2, 2026 · 6 min read
How to Give Visual Feedback on Localhost to AI
Stop guessing. Give your AI agents precise visual feedback on localhost. Learn how to annotate elements, capture context, and ship perfect prompts to fix UI bugs fast.
Read post → - ✦ Blog ✦
What is Cursor AI? Free Plan, Pricing & Full Guide (2026)
Jun 2, 2026 · 4 min read
What is Cursor AI? Free Plan, Pricing & Full Guide (2026)
Learn about What is Cursor AI? Free Plan, Pricing & Full Guide (2026). Discover how this AI-native editor changes your workflow and where tools fit in.
Read post → - 📢 A Vibe Builder · Blog 🔧
How to Point Your AI Agent at the Exact DOM Element
Jun 1, 2026 · 7 min read
How to Point Your AI Agent at the Exact DOM Element
Learn to precisely point your AI agent at any DOM element. Stop vague instructions. Use AI agent CSS selectors, DOM context, and React component context for exact fixes.
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Google Antigravity is an ‘agent-first’ coding tool
Jun 1, 2026 · 4 min read
Google Antigravity is an ‘agent-first’ coding tool
Google Antigravity shifts coding toward an agent-first paradigm. Learn how its Artifacts system changes debugging and why you need better context for your agents.
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How to Export Structured Prompts from Your Browser
Jun 1, 2026 · 6 min read
How to Export Structured Prompts from Your Browser
Learn how to export structured prompts directly from your browser for AI coding agents. Get precise context: DOM, CSS, component names. Stop generic screenshots and start shipping real fixes with agent prompt export.
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Vibe Coding Will Break Your Company - Forbes
May 31, 2026 · 8 min read
Vibe Coding Will Break Your Company - Forbes
Vibe coding promises speed, but it's a fast track to disaster without proper judgment. Learn how AI-fueled "Decision Compression" bypasses your safeguards and why your company needs a "Judgment System Audit" to survive.
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How to Capture Pixel-Precise Screenshots for Claude
May 31, 2026 · 7 min read
How to Capture Pixel-Precise Screenshots for Claude
Capture pixel precise screenshots for Claude with Markagent. This guide shows your claude screenshot workflow for dev fixes, using element cropped screenshot AI and deep context. Stop debugging blind. Get exact prompts.
Read post → - ⚡ Blog ⚡
AI Coding Agent Benchmarks & Leaderboard - Artificial Analysis
May 31, 2026 · 4 min read
AI Coding Agent Benchmarks & Leaderboard - Artificial Analysis
Stop obsessing over AI coding agent benchmarks. Real-world performance depends on how you feed context to your model. Here is how to fix your workflow.
Read post → - ✦ Blog ✦
How to Record a User Journey for AI Bug Reports
May 31, 2026 · 8 min read
How to Record a User Journey for AI Bug Reports
Learn to record user journeys for AI bug reports. Capture precise UI context, multi-step interactions, and export agent-ready prompts for faster fixes.
Read post → - ⚡ Blog ⚡
Build with Google Antigravity, our new agentic development platform
May 30, 2026 · 4 min read
Build with Google Antigravity, our new agentic development platform
Google Antigravity is here to change how you build. Stop fighting your IDE and start orchestrating agents to handle the heavy lifting of modern development.
Read post → - ✦ Blog ✦
How to Annotate Any Webpage for an AI Agent
May 30, 2026 · 4 min read
How to Annotate Any Webpage for an AI Agent
Stop wasting time describing UI bugs. Learn how to annotate webpage ai agent workflows to ship precise, context-rich prompts to your coding tools instantly.
Read post → - ✦ Blog ✦
Google Antigravity IDE - Experience Liftoff with the Next-Generation IDE
May 30, 2026 · 4 min read
Google Antigravity IDE - Experience Liftoff with the Next-Generation IDE
Google Antigravity IDE is changing how we ship. It’s an agent-first platform built on Gemini 3. Here’s why it matters for your dev workflow today.
Read post → - ⚡ Blog ⚡
Antigravity Visual Debugging Workflow
May 30, 2026 · 4 min read
Antigravity Visual Debugging Workflow
Stop guessing where UI bugs live. Use Antigravity visual debugging to capture precise component context and ship actionable prompts directly to your AI agent.
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Claude Code Updates by Anthropic - May 2026 - Releasebot
May 30, 2026 · 7 min read
Claude Code Updates by Anthropic - May 2026 - Releasebot
Anthropic's Claude Code May 2026 updates: Opus 4.8, dynamic workflows, agent enhancements, and critical bug fixes land. Get the breakdown.
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Giving UI Feedback to Google's Antigravity
May 29, 2026 · 6 min read
Giving UI Feedback to Google's Antigravity
Learn to give precise antigravity UI feedback. Optimize your Google Antigravity workflow with accurate visual context and design feedback for faster, code-level fixes.
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‘Vibe coding’ may offer insight into our AI future — Harvard Gazette
May 29, 2026 · 4 min read
‘Vibe coding’ may offer insight into our AI future — Harvard Gazette
Vibe coding changes software creation, but the "vibe" often dies when you can't tell the AI what's broken. Learn how to bridge the gap between intent and execution.
Read post → - 🛠️ A Vibe Builder · Blog ⚠️
OpenCode + Browser Annotations: The Open Source Stack
May 29, 2026 · 6 min read
OpenCode + Browser Annotations: The Open Source Stack
Stop wasting time on vague bug reports. Learn how opencode browser annotations, powered by markagent, create a precise opencode visual workflow for AI agents. Get fixes faster.
Read post → - ⚡ Blog ⚡
Every Claude Code Update From March 2026, Explained - Builder.io
May 29, 2026 · 3 min read
Every Claude Code Update From March 2026, Explained - Builder.io
March 2026 updates for Claude Code bring native computer use to your terminal. Learn how these changes impact your workflow and AI agent interactions.
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UI Feedback Workflow for OpenCode Users
May 28, 2026 · 4 min read
UI Feedback Workflow for OpenCode Users
Stop wasting time explaining UI bugs. Use markagent to ship pixel-perfect context directly into your opencode ui feedback loop for faster, smarter fixes.
Read post → - 🚧 A Vibe Builder · Blog 👷
Cursor editor 2026 review: features, pricing & verdict - Daily.dev
May 28, 2026 · 7 min read
Cursor editor 2026 review: features, pricing & verdict - Daily.dev
We dive into the Cursor editor 2026 review: features, pricing & verdict from Daily.dev. See how this AI code editor stacks up against rivals like Copilot and Windsurf, its pricing, and our take on its real-world impact.
Read post → - ⚡ Blog ⚡
Codex Web UI Feedback: A Working Pattern
May 28, 2026 · 6 min read
Codex Web UI Feedback: A Working Pattern
Master Codex web UI feedback with a precise pattern. Learn how markagent captures visual context and code details for effective AI agent communication. Ship better fixes, faster.
Read post → - ✦ Blog ✦
Google Antigravity
May 27, 2026 · 4 min read
Google Antigravity
Google Antigravity is reshaping agentic development. Learn how to pair this new platform with local context tools to ship faster in the agent-first era.
Read post → - ✦ Blog ✦
Giving OpenAI Codex Visual UI Context
May 27, 2026 · 7 min read
Giving OpenAI Codex Visual UI Context
Stop guessing. Get precise codex visual context for UI tasks. Markagent ships structured prompts with screenshots for OpenAI Codex.
Read post → - 📢 A Vibe Builder · Blog 🔧
Vibe-Coding: The Future of Code or Just a 'Short-Term Con'? | Technology Magazine
May 27, 2026 · 4 min read
Vibe-Coding: The Future of Code or Just a 'Short-Term Con'? | Technology Magazine
Explore the rise of Vibe-Coding: The Future of Code or Just a Short-Term Con? | Technology Magazine examines if AI-driven coding is a revolution or a risk.
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The Cursor + Markagent Workflow for Design Tweaks
May 27, 2026 · 8 min read
The Cursor + Markagent Workflow for Design Tweaks
Supercharge your design tweaks with the Cursor + Markagent workflow. Get pixel-perfect UI changes, eliminate guesswork, and ship faster with AI-driven precision.
Read post → - ✦ Blog ✦
How To Use Cursor AI: A Complete Guide With Practical Example
May 26, 2026 · 8 min read
How To Use Cursor AI: A Complete Guide With Practical Example
Master Cursor AI for coding efficiency. This guide covers installation, project setup, and advanced AI features. Learn how to craft precise prompts and integrate tools like markagent for unparalleled development speed.
Read post → - 🚧 A Vibe Builder · Blog 👷
Why Your Cursor Prompts Keep Producing Wrong UI Changes
May 26, 2026 · 5 min read
Why Your Cursor Prompts Keep Producing Wrong UI Changes
Stop getting cursor wrong ui changes. Learn why vague prompts fail and how markagent provides the concrete context AI needs for accurate UI fixes.
Read post → - 🛠️ A Vibe Builder · Blog ⚠️
Codex – OpenAI’s coding agent - Visual Studio Marketplace
May 26, 2026 · 6 min read
Codex – OpenAI’s coding agent - Visual Studio Marketplace
OpenAI's Codex extension for VS Code brings AI coding agents directly to your IDE. We break down its features, cloud delegation, and what it means for your developer workflow.
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Cursor Agent Feedback: From Screenshot to Fix in 30 Seconds
May 26, 2026 · 7 min read
Cursor Agent Feedback: From Screenshot to Fix in 30 Seconds
Turn visual bugs into AI fixes in seconds with markagent. Capture context, generate prompts, and speed up your Cursor workflow.
Read post → - 🛠️ A Vibe Builder · Blog ⚠️
Antigravity IDE Guide - Independent AI Development Resource
May 25, 2026 · 7 min read
Antigravity IDE Guide - Independent AI Development Resource
Explore Google Antigravity, the agent-first IDE that redefines AI development. This independent Antigravity IDE Guide breaks down its autonomous agents, multi-model support, cross-surface operation, and knowledge base learning. Discover how it changes workflows across editor, terminal, and browser.
Read post → - ⚡ Blog ⚡
How to Send Pixel-Precise UI Feedback to Cursor
May 25, 2026 · 4 min read
How to Send Pixel-Precise UI Feedback to Cursor
Send pixel-precise UI feedback to Cursor. Markagent captures element context, screenshots, and exports structured prompts for AI agents.
Read post → - 🚧 A Vibe Builder · Blog 👷
Cursor AI: A Guide With 10 Practical Examples - DataCamp
May 25, 2026 · 7 min read
Cursor AI: A Guide With 10 Practical Examples - DataCamp
Cursor AI offers deep IDE integration for LLMs. We explore its features, installation, and workflow impact. See how it fits with modern AI coding agents.
Read post → - ⚡ Blog ⚡
Claude Code + Browser Annotations: The Missing Workflow
May 24, 2026 · 7 min read
Claude Code + Browser Annotations: The Missing Workflow
Stop guessing with AI code fixes. Mark elements, capture context, and generate AI-ready prompts for Claude Code with this browser extension.
Read post → - ⚡ Blog ⚡
Benchmarking AI Coding Agents on End-to-End Project Development
May 24, 2026 · 6 min read
Benchmarking AI Coding Agents on End-to-End Project Development
New benchmark ProjDevBench tests AI coding agents on full project builds. See how they stack up and what it means for developers.
Read post → - ✦ Blog ✦
Why Claude Code Needs Visual Context (and How to Give It)
May 24, 2026 · 1 min read
Why Claude Code Needs Visual Context (and How to Give It)
Stop guessing UI issues for Claude Code. Learn why `claude code visual context` is vital and how markagent delivers it with screenshots and DOM data.
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The 5-Minute Claude Code UI Iteration Loop
May 24, 2026 · 4 min read
The 5-Minute Claude Code UI Iteration Loop
Crafting prompts for AI coding agents doesn't have to be slow. See how to iterate on UI with Claude Code in 5 minutes.
Read post → - 🛠️ A Vibe Builder · Blog ⚠️
How to Give UI Feedback to Claude Code Without Leaving Your Browser
May 24, 2026 · 5 min read
How to Give UI Feedback to Claude Code Without Leaving Your Browser
Stop typing 'the button on the left, no, the other one.' Here's the workflow that gets Claude Code the exact DOM, screenshot, and CSS context it needs to fix UI on the first try.
Read post →