Guides to Claude and Codex usage limits

Short, direct answers to the questions people ask when a limit stops them. Each one ends with how to see the exact numbers for your own accounts on AI Cooldown.

• Claude Code usage limits, explained

  What the Claude Code usage limits are on Pro and Max: the 5-hour session window, the weekly window, and the per-model weekly limits for Fable, Opus and Sonnet.

• When does the Claude Code limit reset?

  The Claude Code session limit resets 5 hours after the first message that started it, not at a fixed time. Weekly limits reset 7 days after they started. Here is how to see the exact moment.

• Claude's weekly usage limit: what it is and when it resets

  Claude's weekly limit is a rolling 7-day window that resets 7 days after it started, not on a fixed weekday. Fable, Opus and Sonnet can have their own weekly windows on top.

• Codex usage limits, explained

  How OpenAI Codex usage limits work: the 5-hour window and the weekly window shared with your ChatGPT plan, what counts, model availability, credits, and how to check your usage.

• When does the Codex limit reset?

  The Codex 5-hour limit resets 5 hours after your first request opened the window; the weekly limit resets 7 days after it started. Neither is tied to midnight. How to see the exact time.

• Claude vs Codex: how the usage limits compare

  How Claude Code and OpenAI Codex usage limits compare: windows, per-model limits, reset rules, what each plan costs, extra usage, and how to check both in one place.

• How to check and track your Claude Code usage

  Every way to see your Claude Code usage: the /usage command, claude.ai settings, terminal monitors that read local logs, and AI Cooldown for official percentages across accounts.