Redesign your home from a phone LiDAR scan

Scan with PolyCam, export GLTF, load into Codex with Astra, then chat through redesigns and walk inside them.

In short

What it does: Scan with PolyCam, export GLTF, load into Codex with Astra, then chat through redesigns and walk inside them.

Agent: Codex · Category: Design & frontend

Steps in brief:

  1. Use a phone with LiDAR (iPhone 12 Pro or later).
  2. Scan the space with a scanning app like PolyCam and use its free GLTF export.
  3. Load it into Codex (the author used Astra).

+1 more step in the copyable prompt.

Who made it: Matt Ferrante (X post, 10 Sep 2026) · source

Last updated · based on 336 use cases on agentsetups, each credited to its author.

by Matt Ferrante10 Sep 2026

Prompt for your agent

Goal: Get an explorable 3D model of my home to try redesigns.
Setup: agents used in source: Codex; tools/MCPs stated: PolyCam, GLTF.
Steps:
1. Use a phone with LiDAR (iPhone 12 Pro or later).
2. Scan the space with a scanning app like PolyCam and use its free GLTF export.
3. Load it into Codex (the author used Astra).
4. Chat to try redesign scenarios and walk around inside.
Rules: ask me before anything irreversible (sending, posting, paying, deleting); don’t invent data, results or tools I haven’t given you; tell me what you couldn’t verify.
Based on: Matt Ferrante — https://x.com/ferrants/status/2098126056691831240

Steps are from the source. Includes a “Based on” credit line.

I tried this

Tell the next builder. One anonymous answer each; click again to undo.

Agents, models and tools only what the source states

Agents
Codex
Models
Astra
Tools
  • PolyCam
  • GLTF

Sources & credit