OpenAI Raises Default Context to 500K Tokens for GPT-6.1 Sol, Codex, and Work

OpenAI bumped the default context window to half a million tokens across its coding and workplace agent surfaces, explicitly to reduce compaction on long agentic tasks.

OpenAI has raised the default context window for GPT-6.1 Sol to 500,000 tokens, with the change applying to Codex and ChatGPT Work, as reported by @daogangtang and @MisterSnowCrash. The stated motivation is reducing compaction on agentic tasks.

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