Llm
2026
OpenAI - Harness Engineering
OpenAI engineer Ryan Lopopolo writes in Harness engineering: leveraging Codex in an agent-first world on how to effectively use coding tools by managing context.
Prompt caching is everything
Thariq Shihpar, an engineer at Anthropic, breaks down how Prompt caching is everything in building LLM apps such as Claude Code.
What the Claude C Compiler Reveals About AI Coding
Chris Lattner, who created projects like LLVM that back modern open-source compilers, reflects on What the Claude C Compiler Reveals About AI Coding.
Unrolling the Codex agent loop
Michael Bolin provides a detailed explainer Unrolling the Codex agent loop | OpenAI on the OpenAI blog.
OpenAI Is Making the Mistakes Facebook Made
Zoë Hitzig writes that OpenAI Is Making the Mistakes Facebook Made. I Quit.
2025
How to use LLM codegen tools
Harper Reed documents his current LLM codegen workflow: effectively using LLMs in an agentic way via different prompts. He first uses an architect and then a project planner and finally a software engineer.
AI Coding Tools Stifle Tech Adoption
Declan Chidlow expresses concern that AI is stifling tech adoption.
Chinese AI Models
Jon Keegan notes in Sherwood News that A free, powerful Chinese AI model just dropped — but don’t ask it about Tiananmen Square, exploring what chain-of-thought models reveal about the perspectives encoded in their training.