Opus 5.5 and Sonnet 5.5 reportedly outperform Sol and Astra ahead of OpenAI's 20+ Dev Day launches
hibzy7 · reddit · 2026-09-29
- Reddit discussion notes that both Claude Opus 5.5 and Sonnet 5.5 are apparently outperforming OpenAI's Sol and Astra.
- OpenAI is reportedly planning 20+ launches at tomorrow's Dev Day, making the timing of Anthropic's releases especially pointed.
- The community is watching closely to see how OpenAI responds to the competitive pressure.
Related event: Claude Opus 5.5 and Sonnet 5.5 outpace rivals ahead of OpenAI Dev Day(3 posts)→
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