GPT-5.4 Shows Real Agent Reliability Gains — Here's the Data
Early benchmarks on GPT-5.4 show 15–20% better multi-step tool use accuracy and stronger few-shot agent learning. Worth testing against your current stack.
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Thoughts on AI, LLMs, shipping products, and the tools I use every day. RSS
Grok V9-Medium Is Coming — 1.5 Trillion Parameters and a Coding Focus
xAI completed training on Grok V9-Medium, a 1.5T-parameter model targeting coding and agentic tasks. Expected public release: mid-June 2026.
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Claude 4 Is Here — What Builders Actually Need to Know
Anthropic's Claude 4 family raises the bar on reasoning, tool use, and context length. Here's what changes for developers building AI-powered products.
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Building AI Apps That Actually Ship
Most AI prototypes die in demo mode. Here's the decision framework I use to take a product from 'cool demo' to deployed — and what I've learned building Orion, the HBS Campus Guide, and other live apps.
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GPT-5 vs Claude 4: A Builder's Comparison
I've run both models through the same real-world tasks I use in production. Here's an honest comparison — not benchmarks, but what matters when you're shipping a product.
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