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OpenAI Launches $100 ChatGPT Pro Tier for Heavier Codex Use

The move targets surging Codex demand to challenge Anthropic’s Claude Code on value.

Overview

  • OpenAI introduced a $100 per month ChatGPT Pro option aimed at developers who hit limits using Codex, creating a middle tier between Plus and the $200 Pro plan.
  • The new plan increases Codex capacity to five times the Plus allowance, with a launch promotion that boosts usage to as much as ten times through May 31.
  • The $200 per month Pro tier remains available with twenty times the Plus limits, and both Pro plans include the same features such as the Pro model and unlimited access to Instant and Thinking modes.
  • OpenAI reports more than 3 million people use Codex each week after rapid recent growth, which it cites as the reason for adding a higher-capacity option.
  • Alongside the new tier, OpenAI is rebalancing Codex usage on the $20 Plus plan to support more sessions spread across the week rather than long single-day bursts.