Mario-style platformer · gemini-3.1-flash-lite-preview
Output generated Cost / run $0.0048 Runtime 12.1s
Prompt for this run
Using the pre-provided phaser.min.js (global Phaser), build a playable side-scrolling platformer in the classic Mario style: run and jump across scrolling platforms, stomp enemies, collect coins, and reach a goal flag. Use ONLY procedurally generated graphics, no external image or audio assets.
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
METRICS
Transcript · 4 messages
Using the pre-provided phaser.min.js (global Phaser), build a playable side-scrolling platformer in the classic Mario style: run and jump across scrolling platforms, stomp enemies, collect coins, and reach a goal flag. Use ONLY procedurally generated graphics, no external image or audio assets.
thinking
**Defining the Core Elements** I'm now focusing on defining the key elements for this platformer. I envision a Mario-style experience with scrolling, platforms, and enemies that can be stomped, all rendered with procedurally generated graphics using Phaser's `Graphics` object. I have to think about adding coins and a goal flag to reach as well. I'm taking the time to define constraints, which is crucial for staying on track. **Outlining Technical Constraints** I've decided to create this game entirely within a single `index.html` file, without external assets or network access, and `phaser.min.js` will be local. The core mechanics are clearly defined: run, jump, gravity, collision, collection, and a win condition. I have game states like the player, platforms, coins, enemies, and a goal. Now I'm focusing on defining the game's visuals programmatically using Phaser's `Graphics` object and textures, which will be generated during `preload` or `create`, using `generateTexture`.
index.html (4212 bytes)Successfully wrote 4212 bytes to index.html
The playable side-scrolling platformer is now built into `index.html`. It uses `phaser.min.js` to render procedurally generated graphics, includes scrolling, physics, enemy stomping, coin collection, and a win condition. To run this, you can open `index.html` in any modern web browser.