# Mahesh Pasupuleti

> Mahesh Pasupuleti is senior Engineering Leader, Meta Superintelligence Labs at AI Safety and Alignment; led Llama Guard development. Llama Guard 4 on Anchor Terminal, with grades, an about and public profiles.

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- Licence: CC BY 4.0, credit Anchor Terminal and link this page (https://www.anchorterminal.com/terms/#data)
- Updated: 2026-10-27

Senior Engineering Leader, Meta Superintelligence Labs, AI Safety and Alignment; led Llama Guard development.

- LinkedIn: https://www.linkedin.com/in/maheshp9

## What Mahesh builds

- [Llama Guard 4](https://www.anchorterminal.com/tools/llama-guard.md), graded D, 49.5/100, in Guardrails & safety filters. Llama Guard 4 is Meta's 12-billion-parameter open-weight safety classifier for text and images. It labels a prompt or a model response safe or unsafe against 14 hazard categories, and the owner runs it on a GPU. Senior Engineering Leader, Meta Superintelligence Labs, AI Safety and Alignment; led Llama Guard development, researched 2026-10-27.

## Works with

- [Abraham Montilla](https://www.anchorterminal.com/people/abraham-montilla/), Llama Guard 4 release/model-card contributor (GitHub amontilla0)
- [Connor Treacy](https://www.anchorterminal.com/people/connor-treacy/), Meta Product Manager; Meta Model API launch-guide co-author
- [Josh Walters](https://www.anchorterminal.com/people/josh-walters/), Developer marketing; Meta Model API launch-guide co-author
- [Joshua Saxe](https://www.anchorterminal.com/people/joshua-saxe/), LlamaFirewall research coauthor; former Meta security AI leader
- [Mark Zuckerberg](https://www.anchorterminal.com/people/mark-zuckerberg/), Founder, Meta
- [Sahana Chennabasappa](https://www.anchorterminal.com/people/sahana-chennabasappa/), AI Security Engineer; LlamaFirewall paper first-listed author
- [Tatiana Shavrina](https://www.anchorterminal.com/people/tatiana-shavrina/), AI/ML Research Lead; Muse Glimmer research team

## Questions

### Who is Mahesh Pasupuleti?

Mahesh Pasupuleti is senior Engineering Leader, Meta Superintelligence Labs at AI Safety and Alignment; led Llama Guard development.

### What does Meta make?

Anchor Terminal lists Llama Guard 4 from Meta. Llama Guard 4 is Meta's 12-billion-parameter open-weight safety classifier for text and images. It labels a prompt or a model response safe or unsafe against 14 hazard categories, and the owner runs it on a GPU.

### How are Mahesh's tools graded?

Llama Guard 4 is graded D, 49.5 out of 100, on Anchor Terminal's benchmark, which scores every listing against the same checklist.

## Sources

- https://www.google.com/search?q=%22Llama+Guard%22+%22Meta%22+%22led+development%22
- https://www.linkedin.com/in/maheshp9
- https://github.com/meta-llama/PurpleLlama/blob/main/Llama-Guard4/12B/MODEL_CARD.md
- https://github.com/meta-llama/PurpleLlama/commit/cd9fe65792343c285730c967f888a7373d7e6c17
- https://github.com/amontilla0
- https://www.meta.com/en-gb/about/leadership/mark-zuckerberg/
- https://dev.meta.ai/
- https://www.google.com/search?q=Meta+company+LinkedIn
- https://dev.meta.ai/llama/docs/community-support-and-resources/
- https://github.com/meta-llama/PurpleLlama
- https://dev.meta.ai/llama/docs/model-cards-and-prompt-formats/llama-guard-4/

These are the people building the tools we list, named for their public role in the company or project behind a listing, from public pages, with the date it was researched. They don't work for Anchor Terminal (our own team is on the about page, /about/#author). We show public roles, public profiles and what the listing pages show, nothing private. To correct something, send an about or a photo, or have a page removed, write to privacy@anchorterminal.com.

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