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Practical guides

Codex guides for switching accounts, avoiding 429s, and pooling accounts

Real solutions to Codex CLI problems: switching accounts, pooling saved Codex accounts behind one local API, understanding rate limits, and fitting local Codex work into the rest of your setup.

MCP ~5 min read

Setting up MCP servers in CodexUse

Configure MCP servers in CodexUse with form controls instead of hand-editing config.toml. Add, edit, and manage Model Context Protocol servers with fewer mistakes.

Triage ~6 min read

Codex not working? Quick fixes and triage

Codex not working? Step-by-step troubleshooting for Codex CLI issues: authentication errors, rate limits, and common problems. Quick fixes before reinstalling.

Linux ~6 min read

Codex on Linux with multiple profiles

Historical Linux workflow note for CodexUse CLI users. Current public desktop releases target Apple Silicon macOS only, but the CLI profile workflow still applies on Linux terminals.

Updates ~5 min read

CodexUse updates and installers: what to expect

How CodexUse handles updates, restarts, and installers. Learn the current Apple Silicon macOS support line, the manual upgrade step for 2.5.8 and older, and where to download the current build.

Themes ~4 min read

Themes and customization: Dark and Light

CodexUse ships two theme modes — Dark and Light — with comprehensive surface palettes, reduced-transparency accessibility, and system preference support.

Comparison ~6 min read

CodexUse vs CodexBar vs the vanilla Codex CLI

Compare CodexUse, CodexBar, and the vanilla Codex CLI. Choose based on account switching, rate-limit visibility, local workflow control, and how much background help you want.

Agent HQ ~6 min read

GitHub Agent HQ vs a local Codex workflow

Use GitHub Agent HQ when the work belongs in GitHub. Use CodexUse when the work belongs on your machine with local accounts, rate-limit visibility, and project control.

Profiles ~6 min read

Switch Codex accounts without logging out

Stop logging out of Codex just to change accounts. Save multiple profiles, switch the active one locally, and keep work, client, and personal sessions separate.

Start with the exact problem

Accounts Pool

Pool saved accounts for another app

Use these when another OpenAI-compatible app needs one local API with shared quota, load balancing, and failover across your selected accounts.

About these guides

These guides are written for developers who use the Codex CLI for real work. Every article:

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