Building a listed tool
Sahana Chennabasappa
AI Security Engineer; LlamaFirewall paper first-listed author, named behind the LlamaFirewall listing on Anchor Terminal.
What Sahana builds
LlamaFirewall D · Guardrails & safety filters
LlamaFirewall is Meta's open-source Python library for screening an AI agent's inputs, tool results and outputs. It runs scanners for prompt injection, hidden characters, insecure generated code and goal drift, and returns allow, block or human review.
AI Security Engineer; LlamaFirewall paper first-listed author, researched 27 October 2026 · the people behind it
Works with
- Abraham Montilla Llama Guard 4 release/model-card contributor (GitHub amontilla0)
- Connor Treacy Meta Product Manager; Meta Model API launch-guide co-author
- Josh Walters Developer marketing; Meta Model API launch-guide co-author
- Joshua Saxe LlamaFirewall research coauthor; former Meta security AI leader
- Mahesh Pasupuleti Senior Engineering Leader, Meta Superintelligence Labs, AI Safety and Alignment; led Llama Guard development
- Mark Zuckerberg Founder, Meta
- Tatiana Shavrina AI/ML Research Lead; Muse Glimmer research team
Questions
Who is Sahana Chennabasappa?
Sahana Chennabasappa is AI Security Engineer; LlamaFirewall paper first-listed author.
What does Meta make?
Anchor Terminal lists LlamaFirewall from Meta. LlamaFirewall is Meta's open-source Python library for screening an AI agent's inputs, tool results and outputs. It runs scanners for prompt injection, hidden characters, insecure generated code and goal drift, and returns allow, block or human review.
How are Sahana's tools graded?
LlamaFirewall is graded D, 51.1 out of 100, on Anchor Terminal's benchmark, which scores every listing against the same checklist.
Sources (6)
- https://ai.meta.com/research/publications/llamafirewall-an-open-source-guardrail-system-for-building-secure-ai-agents/
- https://www.linkedin.com/in/sahana-chennabasappa-69a77576
- https://x.com/joshua_saxe
- https://dev.meta.ai/
- https://github.com/meta-llama/PurpleLlama/blob/main/CONTRIBUTING.md
- https://github.com/meta-llama/PurpleLlama/tree/main/LlamaFirewall
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