I never particularly cared about the performance of my laptop, but now I'm running my mac pro into the ground with all of these agents. We need so much more powerful compute, this is insane.
@petergostev
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Intel Stock Investment Decision in AI Era
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I was just thinking a couple of days ago – should I buy Intel stock? Nah, I thought, surely it's all priced in by now
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AI Generates Perfect Jokes Using Image Generation Skills
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Codex: "Study all of the conversations we've ever had (not just scan the memories), then use the imagegen skill to generate a perfect joke about me; make the image clean and sharp and in a unique style"
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AI File Access Limitations: Screenshot vs Disk Storage Issues
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Ah that explains it, was confused why you were getting such bad results on the stream. I find that there's something weird with the way it can access files, if the file is saved on your disk then it can see and use it fine, if you paste a screenshot then it gets confused
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OpenAI Benchmark Performance Declining With Each Release
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Man, what's going on with this benchmark, it is literally getting worse with each release. "OpenAI-Proof Q&A evaluates AI models on 20 internal research and engineering bottlenecks encountered at OpenAI, each representing at least a one-day delay to a major project and in some
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GPT-5.5 Achieves Breakthrough in Long-Running Task Reliability
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GPT-5.5 is MUCH more reliable on longer running tasks – for the first time with any model.
— Peter Gostev (@petergostev) 23 avril 2026
As we speak I have a migration running for over 7+ hours – this literally never happened before, the models would maybe run for 30 mins or of you really shout at them for 2-3 hours.… pic.twitter.com/nxdrKZnOzWGPT-5.5 is MUCH more reliable on longer running tasks – for the first time with any model. As we speak I have a migration running for over 7+ hours – this literally never happened before, the models would maybe run for 30 mins or of you really shout at them for 2-3 hours.
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GPT-5.5 Demonstrates Significantly Enhanced Capabilities Over Previous
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When using GPT-5.5, it is instantly noticeable how much more powerful it is.
— Peter Gostev (@petergostev) 23 avril 2026
In Codex, I gave it a very complex prompt to create London Toy Railway with landmarks and seasons – it did an excellent job in one shot.
In the second half of the video you see GPT-5.4 – it was also… pic.twitter.com/zmAgrAsYilWhen using GPT-5.5, it is instantly noticeable how much more powerful it is. In Codex, I gave it a very complex prompt to create London Toy Railway with landmarks and seasons – it did an excellent job in one shot. In the second half of the video you see GPT-5.4 – it was also
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ChatGPT analyzes spending patterns to predict future financial situations
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Oh wow, if you feed your bank statements to ChatGPT, it can show you what you'd look like in 10 years time if you maintain your level of spending
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Balancing latency considerations in AI generation systems
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For now the consideration was latency, it could take a few minutes to generate, but we'll see if it would be worth doing on balance
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ChatGPT Thinking vs API: How AI Models Process Information
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It was Medium and I'm not 100% sure how thinking works in ChatGPT and whether it was equivalent – I would say it is equivalent to how the API works, so I think ChatGPT thinking would be different.