OpenClaw TUI + ChatGPT 5.3-Codex (Windows 11 Native) — Quick Setup

Requirements

* Node.js 22+
* Python 3.10+
* PowerShell 7 (recommended)

**Install OpenClaw**

“`powershell
iwr -useb https://openclaw.ai/install.ps1 | iex
openclaw onboard –install-daemon
“`

Provider: OpenAI
Model: `gpt-5.3-codex` or `gpt-5.3-codex-spark`

FastAPI Test App (localhost:5000)**

python
from fastapi import FastAPI
import uvicorn

app = FastAPI()

@app.get(“/”)
def root():
    return {“status”:”online”,”engine”:”ChatGPT 5.3-Codex”,”port”:5000}

uvicorn.run(app, host=”127.0.0.1″, port=5000)
“`

Run:

“`powershell
python main.py
“`

**Local Skill**

“`
%USERPROFILE%\.openclaw\skills\dev_app.md
“`

“`md
—
name: local_dev_helper
description: Query localhost app
—
Use fetch on http://localhost:5000/
“`

**Launch TUI**

“`powershell
openclaw tui
“`

**Common Fixes**

* Use PowerShell cmds (`Get-ChildItem`) not Linux (`ls`)
* If installer fails:

“`powershell
Set-ExecutionPolicy RemoteSigned -Scope CurrentUser
“`