ChatGPT usage limits and when they reset
Each ChatGPT limit runs on its own clock. See the reset window for every plan and allowance, and learn where to read the exact time for your account.
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ChatGPT Plus price and limits: what you get
ChatGPT Plus costs $20 a month in the US as of 3 November 2026. See what it adds over Free and Go, the Codex limits, how resets work and when to cancel.
Selected Model Is at Capacity: What to Do
This Codex error means OpenAI is short of capacity for that model in your region. Your plan allowance is a separate issue. Here is how to tell and what to try.
Does Codex Train on Your Code?
OpenAI's training rules for Codex change with how you sign in. See which terms apply to you, and the second setting that the ChatGPT toggle does not change.
Claude Code vs Cursor, Codex and Copilot
Terminal agent, editor assistant or cloud agent? Compare Claude Code, Cursor, Codex and Copilot by how each one works, what they cost, and where a VPS fits.
Caveman Skill: Make Coding Agents Say Less
Caveman shortens what a coding agent writes, and its proxy shrinks what the agent reads. Install it pinned to a release, then measure your own sessions.
ChatGPT Text Watermarking in the EU, Explained
OpenAI is adding an invisible textGrain watermark to ChatGPT and Codex text in the EU. See who is covered and why a detection proves less than you might think.
Can Codex use your ChatGPT subscription?
Yes. Codex CLI signs in with your ChatGPT Plus or Pro plan and no API key. Here is what the plan covers, and why the unofficial bridge tools keep breaking.