OpenAI's 28 days of improvements, day 1: Astra and Sol get ~50% faster

Codex Updates @Codexresets_Originally posted 2026.10.06

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🚨 Codex users!! Day 1 of OpenAI’s “28 Days of Improvements” GPT-6 Astra and GPT-6.1 Sol just got a massive speed boost 30 → ~50 tokens/sec Around 50% faster Rolling out automatically We’re already halfway to Opus 5.5 speeds What do you think day 2 we will get?

This post quotes another post: “OpenAI speeds up GPT-6 Astra by about 50%”