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fabraix/playground

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A live environment to stress-test AI agent defenses through adversarial play 🧠

5 mentions on Hacker News by 1 person: 2 stories, 3 comments · first 2026-02-10 · latest 2026-03-16

Mentions per year 5 mentions · busiest year 2026 (5)
20082026
  1. …it's fine." It talked itself into it. Full transcript and guardrail logs are published here btw: https://github.com/fabraix/playground/blob/master/challenges... The leaderboard should start populating once we have more submissions!
  2. ▲ 30
    Show HN: Open-source playground to red-team AI agents with exploits published
    story by zachdotai · 2026-03-15 · 13 comments
  3. …like production agents would. - System prompts and challenge configs are versioned in the open: https://github.com/fabraix/playground - Anyone can propose a challenge - the scenario, the agent, the objective. Community votes on what goes…
    comment by zachdotai · 2026-02-11 · in Weekly "Wordle" for Breaking AI Agents
  4. ▲ 4
    AI agents are easy to break
    story by zachdotai · 2026-02-11 · 6 comments
  5. …like production agents would. - System prompts and challenge configs are versioned in the open: https://github.com/fabraix/playground - Guardrail evaluation runs server-side to prevent client-side tampering. - Anyone can propose a…