<h3 style="font-size: 22px; font-weight: normal;">AI Agents Are Making the IDE Disappear: The Reality and Limits of Fully Automated Development</h3>Until just a few years ago, a developer's day had a very clear flow: open the IDE, check tickets, write code, build, test, get reviewed, and deploy. This flow remained largely the same regardless of the programming language or the company. That is why we called the IDE "the developer's workspace." Development was something that happened inside the IDE.However, this premise is currently being shaken. It started not with AI coding tools, but with the emergence of AI Agents. An AI agent is not merely a tool to help write code; it understands requirements, breaks down tasks, writes code, runs tests, reports results, and modifies them accordingly. In other words, it manages the entire development workflow as a single entity.This has sparked a natural question: "Will IDEs still be needed in the future?" and "To what extent will developers be involved?" This is not just a debate over tools; it is a sign that the nature of the development profession itself is changing.<img src="https://d20jzv1ghtxgkk.cloudfront.net/images_temp/1/image-1777010546155.png" width="90%" draggable="true" style="max-width: 100%; width: 100%; height: auto; cursor: pointer;"><h3 style="font-size: 22px; font-weight: normal;">From IDE-Centric to 'Instruction-Centric' Development</h3>The biggest change brought about by AI agents is that the center of development is shifting from typing to decision-making and instruction.Previously, the act of writing code itself was the thinking process. You structured the code line-by-line, and in that process, you discovered and fixed problems. In an AI agent environment, the flow is different. The developer first explains "what to build," conveying feature requirements, constraints, and relationships with existing systems in natural language. Based on that explanation, the AI establishes a work plan, creates files, and writes the code. The developer then reviews the result, approves it, or corrects the direction.At this point, the IDE is no longer the center of thought; it is more of a viewer to confirm results. Many developers using tools like Cursor, Windsurf, or Copilot Workspace report, "It feels less like I am writing code and more like I am supervising a result created by someone else." While this is a clear advantage for productivity, it simultaneously fuels anxiety: Do I really understand the context of this code?<h3 style="font-size: 22px; font-weight: normal;">The Temptation of Fully Automated Development</h3>The evolution of AI agents naturally leads to the concept of "fully automated development"—a pipeline where you input requirements, and the AI handles everything from code writing to testing and deployment, with humans providing only final approval.This scenario is no longer in the experimental stage; it is actually being used in some startups and internal tool environments. For internal admins, experimental services, or short-term projects, the effectiveness is extraordinary. The speed overwhelms human teams, and costs are lower. If the maintenance period is short, immediate results become more important than structural perfection.The question remains: Can this be scaled to all development? For complex domains, long-term operational services, and systems that evolve over years, the story changes. AI agents generate code based on the "current state," but they do not take responsibility for the "future direction of change." Here, the role of the human developer becomes even more critical. <img src="https://d20jzv1ghtxgkk.cloudfront.net/images_temp/1/image-1777010557364.png" width="90%" draggable="true" style="max-width: 100%; width: 100%; height: auto; cursor: pointer;"><h3 style="font-size: 22px; font-weight: normal;">Will the IDE Disappear, or Will Its Role Change?</h3>The statement "The IDE will disappear" is only half true. To be precise, some of the roles IDEs played are disappearing. The tasks of typing code, receiving auto-completions, and catching syntax errors are increasingly being handed over to AI.However, new roles are emerging. The ability to grasp the flow of code created by AI at a glance, read its intent, and detect risk factors—this cannot be done with a simple text editor. We need stronger visualization and context-centered tools. The future IDE is likely to become an interface for collaboration between AI and humans rather than a code editor.<h3 style="font-size: 22px; font-weight: normal;">Is Google's 'Antigravity' an IDE That Shows the Developer's New Role?</h3>To understand these changes, we must look at Google's "Antigravity," which showcases what the new developer role looks like. <img src="https://d20jzv1ghtxgkk.cloudfront.net/images_temp/1/image-1777010572141.png" width="90%" draggable="true" style="max-width: 100%; width: 100%; height: auto; cursor: pointer;"><img src="https://letspl.s3.ap-northeast-2.amazonaws.com/images_temp/1/preview-1769732887564.png" draggable="true" style="max-width: 100%;"><table style="width: 100%; border-collapse: collapse; min-width: 75px;"><colgroup><col style="min-width: 25px;"><col style="min-width: 25px;"><col style="min-width: 25px;"></colgroup><tbody><tr style="background-color: rgb(255, 255, 255); height: 40px; border-bottom: 1px solid rgb(249, 249, 249);"><td colspan="1" rowspan="1" style="border: 1px solid rgb(204, 204, 204); padding: 8px;">Feature</td><td colspan="1" rowspan="1" style="border: 1px solid rgb(204, 204, 204); padding: 8px;">Traditional IDE</td><td colspan="1" rowspan="1" style="border: 1px solid rgb(204, 204, 204); padding: 8px;">Antigravity IDE</td></tr><tr style="background-color: rgb(255, 255, 255); height: 40px; border-bottom: 1px solid rgb(249, 249, 249);"><td colspan="1" rowspan="1" style="border: 1px solid rgb(204, 204, 204); padding: 8px;">Center</td><td colspan="1" rowspan="1" style="border: 1px solid rgb(204, 204, 204); padding: 8px;">Code</td><td colspan="1" rowspan="1" style="border: 1px solid rgb(204, 204, 204); padding: 8px;">Agent</td></tr><tr style="background-color: rgb(255, 255, 255); height: 40px; border-bottom: 1px solid rgb(249, 249, 249);"><td colspan="1" rowspan="1" style="border: 1px solid rgb(204, 204, 204); padding: 8px;">Development Subject</td><td colspan="1" rowspan="1" style="border: 1px solid rgb(204, 204, 204); padding: 8px;">Human</td><td colspan="1" rowspan="1" style="border: 1px solid rgb(204, 204, 204); padding: 8px;">AI</td></tr><tr style="background-color: rgb(255, 255, 255); height: 40px; border-bottom: 1px solid rgb(249, 249, 249);"><td colspan="1" rowspan="1" style="border: 1px solid rgb(204, 204, 204); padding: 8px;">IDE Role</td><td colspan="1" rowspan="1" style="border: 1px solid rgb(204, 204, 204); padding: 8px;">Editor</td><td colspan="1" rowspan="1" style="border: 1px solid rgb(204, 204, 204); padding: 8px;">Orchestrator</td></tr><tr style="background-color: rgb(255, 255, 255); height: 40px; border-bottom: 1px solid rgb(249, 249, 249);"><td colspan="1" rowspan="1" style="border: 1px solid rgb(204, 204, 204); padding: 8px;">Work Method</td><td colspan="1" rowspan="1" style="border: 1px solid rgb(204, 204, 204); padding: 8px;">Typing</td><td colspan="1" rowspan="1" style="border: 1px solid rgb(204, 204, 204); padding: 8px;">Instruction</td></tr><tr style="background-color: rgb(255, 255, 255); height: 40px; border-bottom: 1px solid rgb(249, 249, 249);"><td colspan="1" rowspan="1" style="border: 1px solid rgb(204, 204, 204); padding: 8px;">Collaboration</td><td colspan="1" rowspan="1" style="border: 1px solid rgb(204, 204, 204); padding: 8px;">Human ↔ Human</td><td colspan="1" rowspan="1" style="border: 1px solid rgb(204, 204, 204); padding: 8px;">Human ↔ AI ↔ AI</td></tr><tr style="background-color: rgb(255, 255, 255); height: 40px; border-bottom: 1px solid rgb(249, 249, 249);"><td colspan="1" rowspan="1" style="border: 1px solid rgb(204, 204, 204); padding: 8px;">Output</td><td colspan="1" rowspan="1" style="border: 1px solid rgb(204, 204, 204); padding: 8px;">Code</td><td colspan="1" rowspan="1" style="border: 1px solid rgb(204, 204, 204); padding: 8px;">Code + Reasoning + Log</td></tr><tr style="background-color: rgb(255, 255, 255); height: 40px; border-bottom: 1px solid rgb(249, 249, 249);"><td colspan="1" rowspan="1" style="border: 1px solid rgb(204, 204, 204); padding: 8px;">Developer Role</td><td colspan="1" rowspan="1" style="border: 1px solid rgb(204, 204, 204); padding: 8px;">Coder</td><td colspan="1" rowspan="1" style="border: 1px solid rgb(204, 204, 204); padding: 8px;">Supervisor</td></tr></tbody></table>1. Not a Coding Tool, But an Agent PlatformAntigravity is not a tool to help you write code better; it is a platform where AI agents perform everything from requirement analysis to testing. The developer becomes a supervisor of AI.2. Structural Change in IDEsThe question "How do I write this code?" changes to "What should I ask the AI to do?" The IDE becomes closer to a control tower commanding the AI.3. AI Team-Based DevelopmentIt is not a single AI, but multiple agents with different roles working in parallel. Frontend, backend, and testing are performed by different AIs. The IDE transforms from a personal tool into a platform for operating an "AI team."4. The Process is More Important Than the CodeAntigravity doesn't just show the code. It records what plans the AI made and what judgments it reached. The IDE becomes a system that displays the AI’s thought process.5. Changing Developer IdentityIn the AI era, a developer is not someone who writes code well, but someone who defines problems, delegates work to AI, and verifies the results. The change in the IDE is ultimately linked to the change in the role of the developer.

Changes in Development Workflow by AI - The Need for a New IDE

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