So it looks like it triggers GPT-4o with thinking, regardless of the model – it does the same thing (thinking for 35 seconds) regardless whether I select 4o, o3, or o3-pro
@petergostev
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GPT-5 reportedly being tested in ChatGPT platform
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Possibly GPT-5 being tested in ChatGPT https://t.co/gb4UUQXjXh
— Peter Gostev (@petergostev) 28 juillet 2025Possibly GPT-5 being tested in ChatGPT
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Kimi K2 and Qwen 3 Coder Impact on LLM Market Share
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Impact of Kimi K2 and Qwen 3 Coder on the LLM market, based on the @openrouter data in the 'programming' category. What we see is quite interesting: – Sonnet 4 models keep growing as if nothing happened – Gemini 2.5 Pro is losing share very quickly, from 15% to 9% in a
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Getting Zenith Now or Older Version Available
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Are you getting Zenith now? Or is it an older one?
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Summit and Lobster Outperform Qwen3-Coder in Latest Tests
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This is interesting, in my tests, Summit and Lobster (never got Zenith) were way better than Qwen3-Coder every single time. Expect that whatever @OpenAI model version makes it to the leaderboard will be miles above everything else. Nectarine and Starfish around Kiki K2 level
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Model 4.5 Excels at Rewriting While Preserving Original Style
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4.5 is the only model I trust with writing, esp re-writing without changing the style – all others don't understand the task
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AI Agents Struggle with Code Quality Review
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I'm surprised you managed to actually good coding results, for me the agent was reviewing the output and making the code worse
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Microsoft’s Gap: No Working PowerPoint Excel Agents Yet
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Why hasn't Microsoft trained an actually working PowerPoint and Excel agent? They have full software access, data, environments, compute – and importantly, unlike the SF tech companies, they realise how important PowerPoint and Excel actually are
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OpenAI vs Google: LMArena Rankings Competition Analysis
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As we get ready for GPT-5, it's useful to look back at how often labs featured in the Top 5 of @lmarena_ai over the last 1.5 years. The competition is primarily between OpenAI and Google. Average appearances overall and specifically in 2025:
– OpenAI: Overall: 2.2; in 2025: 1.7 -
Zenith and Summit: GPT-5 Model Specialization Roles
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It feels like Zenith might be the creative / normal part of GPT-5 and Summit is where the coding tasks would be routed. I haven't come across Zenith in any coding tasks, but in regular questions it tends to come up once in a while