2026 • Jan 27
OpenAI spills technical details about how its AI coding agent works
Unusually detailed post explains how OpenAI handles the Codex agent loop. ...
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Code Agents
4 premium articles in this collection
2025 • Dec 13
OpenAI built an AI coding agent and uses it to improve the agent itself
"The vast majority of Codex is built by Codex," OpenAI told us about its new AI coding agent. ...
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2025 • Oct 15
Anthropic’s Claude Haiku 4.5 matches May’s frontier model at fraction of cost
Tiny, fast model hits coding scores similar to GPT-5 and Sonnet 4. ...
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2025 • Sep 30
Anthropic says its new AI model “maintained focus” for 30 hours on multistep tasks
Latest Claude model beats OpenAI and Google on coding tests. ...
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