OpenAI raises GPT-6.1 Sol default context length to 500,000 tokens
Photo: Crypto Briefing
The upgrade for Codex and ChatGPT Work also drops long-context surcharges for subscription users OpenAI has given GPT-6.1 Sol a much bigger working memory by default. The model now starts with a 500,000-token context length in Codex and ChatGPT Work, up from 272,000 tokens. The change landed on October 11, 2026, less than two weeks after the model debuted. OpenAI moved the default from 272,000 tokens to 500,000. That works out to an extra 228,000 tokens of room before users touch any settings. The default is only the starting point.
Source: Crypto Briefing
