How to enable 1M-token context window in Codex
kimmonismus · x · 2026-08-17
Guide on enabling a 1M-token context window in Codex for the GPT-5.6 Sol model by editing /.codex/config.toml with specific settings for model context and auto-compact limits.
Related event: Codex Users Unlock 1M Token Context for GPT-5.6 Sol with a Config Tweak(12 posts)→
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