GPT-6 Astra's Codex compaction: persistent notes and searchable past contexts

daniel_mac8 · x · 2026-09-05

danielmac8 highlights GPT-6 Astra's new compaction mechanism in Codex: (1) notes can persist across context windows, and (2) earlier context windows — including messages and tool calls — become searchable. The upshot: far less amnesia and a context window that feels massive.

Related event: GPT-6 Astra Introduces Compaction with Cross-Window Notes(3 posts)→

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