"FASTER: Value-Guided Sampling for Fast RL" Instead of fully denoising many action candidates and picking the best one at the end, it learns a critic over the noise seed and selects the promising sample upfront. They showed that the advantage of best-of-N is already visible
AGENTS
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AI-powered news curation tool monitors 50,000 AI posts
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I built an AI that you might like, along these lines. It watches 50,000 in AI here on X: https://
alignednews.com/ai and picks the best stuff for you so you don't have to scroll through 40,000 posts every day. -
Smaller Token Count Improves Agentic Programming Model Performance
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Once again, in agentic programming itself the same pattern. The model achieves better performance using a smaller number of tokens.
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AI Agents, Code Security, and Product-Market Fit Evolution
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Is there such a thing as a stable product-market fit in the age of AI? 🤔
— Predibase by Rubrik (@predibase) 23 avril 2026
On this episode of Dev in the Details, Dev Rishi (GM of AI @RubrikInc) and Varun Badhwar (Founder of @EndorLabs) dive into how AI is evolving, keeping AI Agents and their code secure, and more 👉… pic.twitter.com/qo5HnAhUeQIs there such a thing as a stable product-market fit in the age of AI? On this episode of Dev in the Details, Dev Rishi (GM of AI @RubrikInc
) and Varun Badhwar (Founder of @EndorLabs
) dive into how AI is evolving, keeping AI Agents and their code secure, and more -
OpenAI Launches GPT-5.5 with Advanced Agentic Coding Capabilities
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Massive congrats to the team at @OpenAI 💚
— NVIDIA AI (@NVIDIAAI) 23 avril 2026
Moving the frontier forward isn’t easy, and GPT-5.5 does exactly that, with impressive performance across agentic coding, research tasks, and beyond. https://t.co/mGkM3VcPzqMassive congrats to the team at @OpenAI Moving the frontier forward isn’t easy, and GPT-5.5 does exactly that, with impressive performance across agentic coding, research tasks, and beyond.
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Model Shows Enhanced Agentic Capabilities and Tool Usage
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El modelo se presenta como más agéntico, más capaz de usar herramientas correctamente y resolver tareas más complejas durante más tiempo.https://t.co/BEstDrkMKh
— Carlos Santana (@DotCSV) 23 avril 2026The model presents itself as more agentic, more capable of using tools correctly, and resolving more complex tasks for longer periods of time.
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OpenAI Launches GPT-5.5 Thinking and Pro Models
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LETS GOOOO! Excited to introduce GPT-5.5 Thinking & Pro in ChatGPT and Codex It's our smartest model *yet* for real work: stronger agentic coding, computer use, knowledge work, long-context reasoning, and scientific research It can plan, use tools, check its work, recover
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AI Model Creates and Deploys Flipper Zero Apps via USB
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In this example, it created apps for my Flipper Zero through a USB connection and pushed them successfully to the device.
— Pietro Schirano (@skirano) 23 avril 2026
Just an idea, a cable, and a model that could actually make it real. pic.twitter.com/uWCsr0ydElIn this example, it created apps for my Flipper Zero through a USB connection and pushed them successfully to the device. Just an idea, a cable, and a model that could actually make it real.
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GPT-5.5 Completes Branch Integration Task in One Shot
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I asked GPT-5.5 to compare both branches, create a new branch off main, and make sure everything from the other branch was integrated correctly.
It did it in one shot.
I was in disbelief.
It took about 20 minutes. -
Usage tracking improvements for plugins skills and custom agents
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Run /usage to see what's eating up your limits. Improving this over the coming days to give you more visibility into plugins, skills, and custom agents