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Hands-on impressions of GPT-5 across ChatGPT, Cursor CLI, and Microsoft Copilot, plus notes on quotas, hallucinations, and the auto-router trade-offs.
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Hands-on review of OpenAI o3: deep research-style answers, multi-source web lookups, latency tradeoffs, and comparisons to ChatGPT 4o/4.5/4.1.