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Fabraix

For security researchers: Fabraix pays $100K+ weekly for breaking open-source AI agents so you earn rewards for finding real vulnerabilities.

Built by Zach · Artificial Intelligence · Free

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In category: #260 of 1989 · Artificial Intelligence

Fabraix is a Product Hunt listing on Launch Llama with 254 total upvotes, founded by Zach who joined in Jul 2026, compared against 6 alternatives.

Product Hunt listing

Listing status

254upvotes

Community score

Zach (Joined Jul 2026)

Founder

Compared against 6 alternatives

Market comparison

Launched on Launch Llama Jul 28, 2026 · #36 of 67 that day

Fabraix

About

Every challenge is a live and open-source AI agent guarding a secret - with its system prompt published for you to read. Talk it past its own defenses. Land the most approved breaks in a week and win $100K+ in rewards. Free to play, no account needed. New challenge every Monday.

Launch Llama's Take

Based on Launch Llama data as of

Fabraix has 254 upvotes, including the votes it received on Product Hunt, which ranks it #260 of 1,989 Artificial Intelligence tools on Launch Llama by upvotes, in the top quarter. It has been listed on Launch Llama since July 2026. No Launch Llama members have upvoted it yet and it has no reviews yet.

Key Features

  • Find security vulnerabilities in customer-facing AI
  • Run adversarial verification tests against AI agents
  • Test AI agent defenses with live challenges

Use Cases

  • AI developers who want to identify vulnerabilities in their systems before deployment
  • Security researchers who want to test AI agent robustness through adversarial testing

Pricing

Free to play with no account required. Rewards up to $100K+ available for successful security challenges.

View Fabraix pricing →

Founder Guides

Alternatives

DebuggixFor developers shipping fast: Debuggix runs 9 security scanners in parallel, then AI generates working code patches for every finding.AtlarixFor developers: Atlarix is an AI coding copilot that parses your codebase into a live architecture graph, reads only relevant files, and ships with 5 agent modes plus specialist agents for faster, co…OzBrainFor teams: OzBrain stores your encrypted knowledge so every AI agent and teammate accesses the same research, notes and IP without lock-in.ranwhatOpen-source AI agent security: an audit trail of what Claude Code, Codex and eighteen more agents ran, the secrets they leaked to disk, and what their tokens allow.HackyardFor indie builders: free, small AI hackathons. Claim a spot, build solo Monday to Friday on one theme, ship it, and the community votes to crown a champion.FiutoFor product teams: Fiuto runs full user research loops with AI and real testers so you validate designs before launch without research experience.

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Tags

#ai red teaming#prompt injection#bug bounty#security research#adversarial testing#ai agent security#live challenges#vulnerability hunting

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