# Codex Limits by Plan: GPT-6 on Go, Plus, Business, Pro

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## Article Metadata
- Title: Codex Limits by Plan: GPT-6 on Go, Plus, Business, Pro
- Summary: ChatGPT Plus gets 5-45 GPT-6 Astra and 15-150 Sol Codex messages per 5 hours; Pro is 5x or 20x that. Free and Go get Luna only. Full table and resets.
- Published: Sep 24, 2026, 12:59 PM EDT
- Updated: Sep 24, 2026, 2:38 PM EDT
- Category: Research
- Primary topic: Codex Usage Limits
- Authors: Alex Kim
- Read time: 13 min
- Language: en_US
- Publication time zone: America/New_York (U.S. Eastern Time)
- Access: Free to read

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