GPT-5.3 Codex Spark disappeared from the Pro plan. What happened to the extra usage limit?
I’m on the $100 Pro plan, and until a few days ago I had two separate usage limits: One for the main GPT models, such as Sol, Terra, and Astra. Another separate limit for GPT-5.3 Codex Spark. Codex Spark wasn’t the model I used the most, but that second usage pool was extremely useful whenever I ra…
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- 2026-09-19 22:34 · r/ChatGPTPro
GPT-5.3 Codex Spark disappeared from the Pro plan. What happened to the extra usage limit?