Quick impressions: A week of using Codex more than Claude

Quick impressions: A week of using Codex more than Claude | All about coding Ruby and Rails technical content written by Lucian Ghinda home posts archive about llms.txt Read next © 2026 Lucian Ghinda · RSS · ghinda.com Built with Jekyll · theme based on jekyll-blahg by Mike Vormwald (original by Cassidoo).
Bringing the cybersecurity capabilities of Claude Mythos 5 to more defenders

We’re sharing an update on our efforts to help more teams use frontier capabilities for cyber defense. Claude Mythos 5 is now available in Claude Security, and coming soon to partners’ cyber defense tools. We’re also launching a $35M fund to help secure open-source software and sharing plans to expand our Cyber Verification Program. In […]
Scientists release biggest 2D map of the universe

Key Takeaways The DESI Legacy Imaging Surveys combined more than 263,000 telescope exposures to make the largest 2D map of the universe in visible and near-infrared light. Astronomers can pair the Legacy Surveys map with their own observations to explore our universe and search for rare phenomena. The 2D map serves as the foundation for […]
Rebuilding our Electron meeting-recording engine in Swift

Our desktop app captures meetings without a bot and streams them to the cloud. For months, the recording engine was the hardest part of the product to make reliable. We’d fix one class of edge case, ship it, and a new one would surface the next week. Different root causes, same pattern. The engine ran […]
LiteLLM (YC W23) Is Hiring – Rust / Performance Engineers
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Kobo can run apps now

The SDK An app is one Rust file. Implement KoboApp, describe screens declaratively, and the runtime handles layout, e-ink refresh planning, Back navigation and lifecycle. Apps don’t open device resources; they ask. Network, storage, audio, frontlight and Wi-Fi are capability-gated, and a refusal comes back as a value the app can handle. E-ink UI Text, […]
Omacom Foundation Launches with $8M
It’s time to dream big. Omarchy Quattro has given people a chance to experience what the malleable computer of the future looks like, and they like it (a lot!). It now feels like a moral obligation to make this future more broadly available and fundamentally change how people relate to their computers for the first […]
I Just Want to Search

Learning to search was a key skill growing up as a teen in the 2000s. How to use accurate keywords, quotes, the entire lot of search operators. Google-fu was a hard earned skill (yes, I read a book) and helped me figure out a surprising amount of life. How to Do Just About Everything on […]
How we made a text-to-speech model respond in sub-50 ms

TL;DR Our Qwen3-TTS 1.7B CustomVoice implementation achieves 10 requests per second (RPS) and sub-50 ms p95 time-to-first-audio (TTFA) while maintaining real-time playback on a single NVIDIA H100 SXM. × We compare five implementations: ours, vLLM-Omni, SGLang-Omni, VoxServe, and M*, under Poisson open-loop traffic. After tuning each implementation for low-latency streaming, ours is the only one […]
AI Boosted Homework Scores by 18% – Then Exam Scores Dropped 20%, Study Shows

A new study tracking 27,000 students in China has found that pupils who used artificial intelligence tools saw higher homework scores over time, but performed worse than their peers on exams taken without AI assistance, according to research covered by The Economist on August 18. The Study The research was conducted by David Stromberg of […]