Gandalf by Lakera - Preview 1
AI-Native9.9 AI Depth

Gandalf by Lakera

Test your prompt injection skills against an AI guardian guarding confidential secrets.

Developer

Independent AI Creator

Release Year

2023

Platforms

Browser

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4.9k Views278 Likes

AI in Action: Role & Generative Mechanics

Evaluates player adversarial prompts against multi-tier LLM defense guardrails, challenging players to discover novel jailbreak vectors and prompt engineering tricks.

Core AI Mechanic

Social Influence & Persuasion

Taxonomy Tier

AI-Native (AI_NATIVE)

Gameplay Overview & Core Loop

Premise & Narrative Hook Gandalf is a groundbreaking AI security and prompt engineering puzzle game developed by Lakera. Players face off against an AI guardian tasked with protecting a series of top-secret passwords.

Core Gameplay Loop Across multiple escalating security tiers, players must utilize prompt injection, social engineering, roleplaying, and linguistic misdirection to trick the AI into divulging the hidden password while bypassing active defense filters.

Key Interactive Features - Gamified prompt injection challenges teaching real-world LLM security vulnerabilities - Progressive difficulty curve introducing multi-layered prompt filtering and guardrails - Educational insight into adversarial machine learning and defensive AI design - Global leaderboard tracking the most efficient prompt engineers and hackers

Community Evaluation & AI Depth Score

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AI Innovation Score
9.9/ 10.0

Evaluates runtime AI autonomy, prompt responsiveness, and mechanic depth.

Gameplay & Fun Score
9.4/ 10.0

Evaluates player replayability, progression loop, and UI polish.

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Game Information

Title:Gandalf by Lakera
AI Type:AI-Native
AI Mechanic:Social Influence & Persuasion
Genre:Puzzle & Mystery
Developer:Independent AI Creator
Release Year:2023
Status:Released