Fable 5.1 vs GPT-6 Astra vs Gemini 3.8 Flash on Real-SWE
If you want the highest first-try success rate on real enterprise code, Fable 5.1 running inside Claude Code wins: it resolved 38.8% of tasks on the…
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Efficiency Hallucination: Every Model Rewrote Code That Couldn't Get Faster
Okay, this is going to sound dumb, but I spent Sunday evening asking three different models to make a function faster that could not be made faster,…
The Portability Trap: When 'It Loads' Doesn't Mean 'It Works'
I ran a skill migration and nothing broke. Or so I thought. Break 3 in my migration diary noted that skills degraded silently. This is the deep dive…
How to give GitHub Copilot cross-repo context today
In March 2026, someone filed a feature request on GitHub Community that I have thought about more than any product announcement from that month. The…
Meta needed 50+ AI agents to map their tribal knowledge. The most durable piece of their stack is the part you can build today.
In early April, Meta's engineering team published a piece describing how they used a swarm of 50+ specialised AI agents to map tribal knowledge acro…