dream-loop by Anshu Chimala — workflow skill for 3D scenes
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Generate a target screenshot, build to it in three.js or Blender, and let a separate critic score each pass.
- Type: Workflow · 3D scenes
- Slug:
dream-loop - Status: beta
- Publisher: Anshu Chimala (community)
- License: MIT
- Source: https://github.com/achimala/dream-loop
- Works in: Codex, Claude Code
- Requires: Image generation (built into the agent, or FAL_KEY for scripts/fal-batch.mjs), Vision input, Subagents (strongly preferred), Optional: Blender with Blender MCP for custom 3D models
- Cost: Free, MIT; image generation bills your agent plan or your own fal key
- Adoption: 994 installs, 1,942 GitHub stars (GitHub + skills.sh, 2026-11-10)
What it does
A closed visual loop for 3D scenes, games and apps: image generation 'dreams' a realistic target screenshot (.dream-loop/target.png), the agent builds toward it, a separate critic subagent compares the live screenshot with the target, and the loop repeats until the critic is satisfied, optionally dreaming a better target from the current state. It has a Plus workflow for low-tier subscriptions and a Pro one for high-tier ones, a fal batch script for images and a local preview server that captures frames. The README's example, Vesper (an isometric fantasy cathedral in three.js), was built in an hour; the author has tested it only with GPT-6 Astra in Codex, so it is beta here. GPT Image 2.6 on varg can make the target image.
Use when
- "dream loop", or a very high graphical fidelity bar
- build a three.js scene or game to match a generated target screenshot
- a builder plus a separate critic that scores every render
- refine an existing scene from a screenshot of its current state
Not for
- Agents without image input or an image generation tool (it stops and asks for one)
- Quick drafts: without a time budget it can run long and use many tokens
Install
- Claude Code:
npx skills add achimala/dream-loop - Codex:
npx skills add achimala/dream-loop - Any agent, with the vargai CLI:
vargai install dream-loop
Example output
https://s3.varg.ai/files/4325c578-378d-4c43-ae53-3cc3218df1ea/file_f51a76118092.mp4 — Vesper, the README example: an isometric fantasy cathedral scene in three.js built with dream-loop (GPT-6 Astra in Codex); 40-frame GIF (credit: Anshu Chimala (dream-loop README), https://github.com/achimala/dream-loop#example)
More 3D scenes skills
- Turn a brief into a Blender film written in Python: A brief becomes a Blender film from one Python file: shots as data, stills first, critic loop, Eevee or Cycles.
- Turn a browser game into a cinematic trailer: Record the browser game your agent built frame-exact, script shots and cameras, then cut a 1080p trailer on the beat.
- Blender Lab MCP Server: Blender's official MCP server: query and edit open scenes with Blender Python, bundled API docs and screenshots.
- Meshy 3D Generation: Meshy's official skill: text or image to a textured 3D model, then remesh, rig, animate and export it as GLB or FBX.
- Roblox Studio MCP Server: The MCP server built into Roblox Studio: agents edit scripts, run Luau, generate meshes and playtest your game.
- Scenario 3D Worlds: Walkable 3D worlds as Gaussian splats from text, a photo, a panorama or a video: Marble, HY World and TripoSplat.
Run the generation on varg
varg is one API key for the models these skills drive — Seedance 2.5, Kling 4, Veo 3.1, Wan 3, Nano Banana 2.1, GPT Image 2.5, ElevenLabs v4 and 200+ more — billed in credits, with a cost estimate before anything runs.
- Any agent with a terminal:
curl -fsSL https://varg.ai/install | sh(Windows:irm https://varg.ai/install.ps1 | iex), thenvargai loginand every model is a command —vargai generate_video …,vargai estimate_cost …(https://varg.ai/how-to/cli/) - Claude Code:
claude plugin marketplace add vargHQ/skills && claude plugin install varg@varg(skill + hosted MCP) - Codex, Cursor, Gemini CLI, OpenClaw:
npx skills add vargHQ/skills --skill varg-ai -a <agent> -y - Grok and any agent that reads SKILL.md:
npx skills add vargHQ/skills --skill varg-ai, or point it at the skill's SKILL.md - Claude.ai, ChatGPT, any MCP client: connect
https://mcp.varg.ai/mcp - API key: https://varg.ai/dashboard/api · Model specs: https://varg.ai/models/llms.txt