Tibo publicly explaining how anyone could extend the context window to 1 million tokens in Codex with GPT-5.6 Sol was not on my bingo card.
Anyway, 1m context for everyone in codex:
Here is how to enable a 1M-token context window in Codex for GPT-5.6 Sol. Even though we have tuned the context limit in Codex to be set optimally when it comes...