# Codex Ultrafast mode on the Pro 500 plan

> Configure Ultrafast mode in Codex to rapidly generate interactive WebGL, 3D, and full-stack web applications.

Page: https://videotomd.com/b/KtMMRcEj1sk/
Tool: Codex · Tags: codex, gpt-6, astra, ultrafast, pricing, model-setup · 272 words, about 354 tokens
Pills: paid · checked 2026-10-15 · Codex · frontier

## Recipe

- Kind: not set
- Stage: not set
- Loads: not set
- Works in: Codex
- Needs: not set
- Bring: nothing
- Cost: paid (openai-pro-500)
- Model: frontier
- Tested in: not yet
- Checked: 2026-10-15
- For: not set

## Put it here



- Codex: Save as AGENTS.md in the repo root. Codex concatenates AGENTS.md from the git root down to the working directory, closer wins. Commit it. Start a new session. Reload: new session. Check it loaded: ask: Summarize the current instructions; `codex status`. Source: https://learn.chatgpt.com/docs/agent-configuration/agents-md (checked 2026-10-12).

## Access

Membership: plans at https://videotomd.com/pricing/, or email then a plan at https://videotomd.com/b/KtMMRcEj1sk/. A member's browser downloads the file there; an AI without that session needs the member to attach it.