Claude Fable 5.1 & GPT-6 Astra packages are live

security-hardening

Open Source

This document defines engineering principles, security hardening methodologies, attack surface reduction strategies, defensive architecture…

Choose your model

Available for 11 model families. The engineering substance is the same in each; the structure, checklist phrasing and constraint ordering are tuned per family.

Claude

Select→

Deepseek

Select→

Gemini

Select→

Glm

Select→

Grok

Select→

Kimi

Select→

Minimax

Select→

Mistral

Select→

Open Ai

Select→

Qwen

Select→

Sarvam Ai

Select→