Open-source Prompt Firewall — deflect up to 95% of redundant LLM traffic before it leaves your infrastructure. Documents: https://isartor-ai.github.io/Isartor/index.html
Latest release v2026.4.4 · 10 Apr 2026
2 files for GitHub Copilot and Claude Code: Isartor copilot-instructions.md, Isartor CLAUDE.md — 3,741 tokens loaded in every session.
.github/copilot-instructions.md A 1,358 tok CLAUDE.md A 2,383 tok These files are isartor-ai/Isartor's own configuration — they tell GitHub Copilot and Claude Code how to work on this repository, so they are not mods to install elsewhere. Copy one as a starting point and replace the parts that are about this project.