System Prompt Articles

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4/19/2026 • EN

Analysis of system prompt changes between Claude Opus 4.6 and 4.7, including new tools, safety updates, and behavioral improvements.

AI Safety Anthropic Claude Opus GIT Diff System Prompt

2/20/2026 • EN

Explains the difference between an AI agent's inner loop (verifying work within a task) and outer loop (learning across tasks).

Agent Architecture AI Agents Inner Loop Outer Loop System Prompt

10/1/2025 • EN

Analysis of changes in Claude Code 2.0's system prompt, showing less prescriptive guidance and more trust in the Sonnet 4.5 model.

ai coding Anthropic Claude Code Sonnet 45 System Prompt

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