👨‍🏫 Tutorial $20 FREE API Credits Codex Windows or Mac OS

[nono64]

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A walk‑through for installing the Codex CLI

# Windows CMD
npm install -g @openai/codex

#Mac Terminal
brew install codex

Sundin nyo lang yung instruction sa screen hanggang matapos.
Pagkatapos ng installation, goto C:\Users\<your-username>\
At hanapin nyo ang folder na to .codex delete nyo lahat ng files sa loob.
Kung wala naman kayo makita, create new folder .codex

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Inside C:\Users\<your-username>\.codex
Create these 2 files (using notepad or notepad++) auth.json at config.toml

auth.json​

{
"OPENAI_API_KEY" : "PASTE_YOUR_API_KEY_HERE"
}

save as All types

config.toml​

model_provider = "freemodel"
model = "gpt-5.5"
model_reasoning_effort = "xhigh"
disable_response_storage = true
preferred_auth_method = "PASTE_YOUR_API_KEY_HERE"

[model_providers.freemodel]
name = "freemodel"
base_url = "You do not have permission to view the full content of this post. Log in or register now."
wire_api = "responses"

save as All types lang ulit gaya ginawa natin sa taas.

Pagtapos nyan verify muna natin kung succesful, open new cmd and run this

#terminal
codex -V

Kapag may nakita kayong version number tulad sa SS, completed na po yung installation natin.

Start using Codex​

# Navigate to project
cd your-project-folder

# Launch Codex
codex