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Windows 95 desktop · gemini-3.1-pro-preview

Output generated Cost / run $0.1189 (partial) Runtime 137.0s

Prompt for this run

Build a Windows 95-style desktop interface using HTML, CSS, and JavaScript. Use HTML, CSS, and JavaScript as needed. Write it to `index.html` in the current working directory using your file tools. Inline your own CSS and JavaScript. Do not use external assets, CDNs, or network requests. No third-party libraries are provided. Required behavior: - Show desktop icons for Notepad and About, a taskbar, a Start button/menu, and a clock that updates to the local time. - Double-clicking an icon or selecting its Start-menu item opens the corresponding window. Notepad contains an editable text area; About contains a short information panel. - Windows can be dragged by their title bars, focused by clicking, and closed. The focused window appears in front. Closing and reopening an application must work; retaining Notepad text during the session is optional. - Each open application appears in the taskbar. Clicking its taskbar entry brings its window to the front. The Start menu opens and closes and dismisses after launching an application. - Keep title bars reachable within the desktop. Use CSS and inline drawings for the retro chrome and icons; no external assets. Verify: Open Notepad through the Start menu, enter text, and drag its title bar. Open About and switch focus using a taskbar entry. Check that the selected window comes to the front and that closing a window removes its taskbar entry.

⛨ sandboxed Open in new tab ↗

TAKE IT TO CODE

A single self-contained HTML file — copy it and open in any browser, or reuse the prompt with your own pi-agent run.

RUN

modelgemini-3.1-pro-preview
vendorGoogle
harnesspi 0.87.1 · browser iteration
generated2026-10-14

METRICS

runtime137.0s
tokens in191k (partial)
tokens out6.6k (partial)
cached124k (partial)
cost / run$0.1189 (partial)

Some OpenRouter billing records are unavailable. Cost and token totals are partial.

Transcript · 37 messages
system

user

Build a Windows 95-style desktop interface using HTML, CSS, and JavaScript. Use HTML, CSS, and JavaScript as needed. Write it to `index.html` in the current working directory using your file tools. Inline your own CSS and JavaScript. Do not use external assets, CDNs, or network requests. No third-party libraries are provided. Required behavior: - Show desktop icons for Notepad and About, a taskbar, a Start button/menu, and a clock that updates to the local time. - Double-clicking an icon or selecting its Start-menu item opens the corresponding window. Notepad contains an editable text area; About contains a short information panel. - Windows can be dragged by their title bars, focused by clicking, and closed. The focused window appears in front. Closing and reopening an application must work; retaining Notepad text during the session is optional. - Each open application appears in the taskbar. Clicking its taskbar entry brings its window to the front. The Start menu opens and closes and dismisses after launching an application. - Keep title bars reachable within the desktop. Use CSS and inline drawings for the retro chrome and icons; no external assets. Verify: Open Notepad through the Start menu, enter text, and drag its title bar. Open About and switch focus using a taskbar entry. Check that the selected window comes to the front and that closing a window removes its taskbar entry.

assistant
thinking
**Designing the Interface**

I'm working on the initial layout, aiming for that classic Windows 95 feel within a single HTML file. The key elements will be there: desktop icons for Notepad and About, a functional taskbar with a Start menu and a real-time clock. I plan to use double-clicks or menu item selection to open the corresponding applications.


**Defining the Windows**

I've fleshed out the core window interactions. Notepad and About windows are functional with editable text areas and info panels, respectively. I've got window dragging, focusing, and closing down pat. The taskbar now displays entries for each app, letting me bring windows to the front with a click. I also made sure the start menu opens and dismisses. The overall goal is to make the title bars reachable. I'm aiming for retro chrome and icons, all using CSS, no external assets.


→ write index.html (12185 bytes)
toolResult

Successfully wrote to index.html

assistant
thinking
→ browser {"action":"launch"}
toolResult

Validation failed for tool "browser": - action: must be equal to constant - action: must be equal to constant - action: must be equal to constant - action: must be equal to constant - action: must be equal to constant - action: must be equal to constant - action: must be equal to constant - action: must be equal to constant Received arguments: { "action": "launch" }

assistant
thinking
→ browser {"action":"navigate","text":"file:///tmp/job-MokHeZ/index.html"}
toolResult

Validation failed for tool "browser": - action: must be equal to constant - action: must be equal to constant - action: must be equal to constant - action: must be equal to constant - action: must be equal to constant - action: must be equal to constant - action: must be equal to constant - action: must be equal to constant Received arguments: { "action": "navigate", "text": "file:///tmp/job-MokHeZ/index.html" }

assistant
thinking
→ browser {"action":"screenshot"}
toolResult

Frame 1, +0ms

[Browser image supplied to model]

{"console":["warning: An iframe which has both allow-scripts and allow-same-origin for its sandbox attribute can escape its sandboxing."],"dom":"📝\nNotepad\nℹ️\nAbout\n🪟\nStart\n8:02 AM","images":"attached"}

assistant
thinking
→ browser {"action":"click","toX":28,"toY":784}
toolResult

Frame 1, +0ms

[Browser image supplied to model]

{"console":["warning: An iframe which has both allow-scripts and allow-same-origin for its sandbox attribute can escape its sandboxing."],"dom":"📝\nNotepad\nℹ️\nAbout\n🪟\nStart\n8:02 AM","images":"attached"}

assistant
thinking
**Analyzing the Click**

I'm focusing on the start menu not opening. I've examined the click coordinates, noting the location `(28, 784)`. I've checked the `toggleStartMenu` function which sets the display to flex, and also noted the `mousedown` listener on the document.


→ browser {"toX":37,"action":"click","toY":784}
toolResult

Frame 1, +0ms

[Browser image supplied to model]

{"console":["warning: An iframe which has both allow-scripts and allow-same-origin for its sandbox attribute can escape its sandboxing."],"dom":"📝\nNotepad\nℹ️\nAbout\n🪟\nStart\n8:02 AM","images":"attached"}

assistant
thinking
→ browser {"toY":784,"toX":28,"action":"click"}
toolResult

Frame 1, +0ms

[Browser image supplied to model]

{"console":["warning: An iframe which has both allow-scripts and allow-same-origin for its sandbox attribute can escape its sandboxing."],"dom":"📝\nNotepad\nℹ️\nAbout\n🪟\nStart\n8:02 AM","images":"attached"}

assistant
thinking
**Analyzing Start Menu Behavior**

I'm currently investigating why the start menu isn't appearing on click. Initially, I suspected an issue with the click event itself. However, it seems the styling might be the culprit. I noticed the start menu has a default `display: none` and `bottom: 30px` which the `toggleStartMenu` function then attempts to modify. I must revisit the CSS and JavaScript interaction to ensure the menu's visibility toggle functions as intended.


→ browser {"toX":50,"action":"click","toY":50}
toolResult

Frame 1, +0ms

[Browser image supplied to model]

{"console":["warning: An iframe which has both allow-scripts and allow-same-origin for its sandbox attribute can escape its sandboxing."],"dom":"📝\nNotepad\nℹ️\nAbout\n🪟\nStart\n8:02 AM","images":"attached"}

assistant
thinking
→ edit {"path":"index.html","edits":[{"newText":" <div class=\"start-menu-item\" onmousedown=\"openApp('notepad'); toggleStartMenu()\">📝 Notepad<
toolResult

Successfully replaced 1 block(s) in index.html.

assistant
thinking
→ browser {"action":"click","toY":784,"toX":36}
toolResult

Frame 1, +0ms

[Browser image supplied to model]

{"console":["warning: An iframe which has both allow-scripts and allow-same-origin for its sandbox attribute can escape its sandboxing."],"dom":"📝\nNotepad\nℹ️\nAbout\n🪟\nStart\n8:02 AM","images":"attached"}

assistant
thinking
→ edit {"edits":[{"newText":" // Dismiss start menu when clicking outside\n document.addEventListener('mousedown', (e) => {\n if (startMenu.st
toolResult

Successfully replaced 1 block(s) in index.html.

assistant
thinking
→ browser {"action":"navigate","text":"file:///tmp/job-MokHeZ/index.html"}
toolResult

Validation failed for tool "browser": - action: must be equal to constant - action: must be equal to constant - action: must be equal to constant - action: must be equal to constant - action: must be equal to constant - action: must be equal to constant - action: must be equal to constant - action: must be equal to constant Received arguments: { "action": "navigate", "text": "file:///tmp/job-MokHeZ/index.html" }

assistant
thinking
→ browser {"action":"click","toY":784,"toX":22}
toolResult

Frame 1, +0ms

[Browser image supplied to model]

{"console":["warning: An iframe which has both allow-scripts and allow-same-origin for its sandbox attribute can escape its sandboxing."],"dom":"📝\nNotepad\nℹ️\nAbout\n🪟\nStart\n8:03 AM","images":"attached"}

assistant
thinking
→ browser {"toY":721,"toX":50,"action":"click"}
toolResult

Frame 1, +0ms

[Browser image supplied to model]

{"console":["warning: An iframe which has both allow-scripts and allow-same-origin for its sandbox attribute can escape its sandboxing."],"dom":"📝\nNotepad\nℹ️\nAbout\n🪟\nStart\n8:03 AM","images":"attached"}

assistant
thinking
→ edit {"edits":[{"oldText":" <div class=\"start-menu-item\" onmousedown=\"openApp('notepad'); toggleStartMenu()\">📝 Notepad</div>\n <div class=
toolResult

edits[1] and edits[0] overlap in index.html. Merge them into one edit or target disjoint regions.

assistant
thinking
→ edit {"path":"index.html","edits":[{"oldText":"<div id=\"start-menu\" class=\"border-outset\">\n <div class=\"start-menu-item\" onmousedown=\"op
toolResult

Successfully replaced 1 block(s) in index.html.

assistant
thinking
→ browser {"text":"file:///tmp/job-MokHeZ/index.html","action":"navigate"}
toolResult

Validation failed for tool "browser": - action: must be equal to constant - action: must be equal to constant - action: must be equal to constant - action: must be equal to constant - action: must be equal to constant - action: must be equal to constant - action: must be equal to constant - action: must be equal to constant Received arguments: { "text": "file:///tmp/job-MokHeZ/index.html", "action": "navigate" }

assistant