Quick answer
Claude Code and Codex both sell plans at about $20, $100, and $200 a month. Codex's top plans drop the five-hour window, while every Claude plan keeps one. OpenAI publishes message ranges and Anthropic publishes multipliers, so the fair comparison is your own usage on each.
Side by side
| Claude Code | Codex | |
|---|---|---|
| Cheapest plan with it | Pro, $20 | Free, then Go at $8 |
| Mid and top plans | Max 5x $100, Max 20x $200 | Pro from $100 |
| Five-hour window | On every plan | Plus and Business, not Pro |
| Weekly limit | Yes | Yes |
| Published limits | Multipliers of Pro | Message ranges per model |
| Past the limit | Usage credits | Codex credits |
Compare on your own work
The same task can use very different amounts on each, depending on model and effort. Run both on real work for a week. UsageAtlasshows both sets of windows side by side, with tokens from each tool's logs.
Questions, answered
Does Claude Code or Codex have higher limits?
Neither vendor publishes comparable numbers. Track both on the same kind of work to find out for you.
Can I use Claude Code and Codex together?
Yes. Many people switch to one when the other hits a limit. UsageAtlas shows both.
Is ChatGPT Plus or Claude Pro better value for coding?
Both cost $20. Plus includes Codex with a five-hour window, and Pro includes Claude Code with one. Your workload decides.