GPT-6 Astra ships compaction in Codex: notes persist and old context stays searchable
daniel_mac8 · x · 2026-09-05
danielmac8 details GPT-6 Astra's new compaction mechanism in Codex:
- Save notes across context windows: key info carries over instead of vanishing with old windows.
- Searchable earlier windows: past messages and tool calls can be retrieved.
He argues this makes the model far less amnesiac and makes the context window feel massive.
Related event: GPT-6 Astra Introduces Compaction with Cross-Window Notes(3 posts)→
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