OpenAI DevDay 要点清单：新套餐、Sol 模型与 Astra 加速版

Mehul Mohan @mehulmpt原推发布于 2026.09.30

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OpenAI DevDay (things that matter) ✅ New $500/month plan ✅ New Dots personal AI assistant on Astra 6 ✅ New banked reset for everyone ✅ Unlimited usage of Dots (not billed against your regular usage) ✅ Sign in with ChatGPT across other apps ✅ New Codex CLI core ✅ GPT-6.1 Sol (close to Astra 6 in some benchmarks but cheaper/faster) ✅ Ultrafast GPT-6 Astra (300 TPS) for 6x the cost of the base API ✅ ChatGPT Spaces (something like Notion) ❌ Nothing better than Opus 5.5 yet (still #1) ❌ $200 plan limit reduced by 50% now