# Gandalf

**Canonical:** https://apis.io/apis/lakera/gandalf/  
**Provider:** Lakera — https://apis.io/providers/lakera/  
**Documentation:** https://gandalf.lakera.ai/

Gandalf is one of 6 APIs that [Lakera](https://apis.io/providers/lakera/) publishes on the [APIs.io](https://apis.io/) network. Tagged areas include Education, Prompt Injection, Training, and Research. The published artifact set on APIs.io includes API documentation.

Gandalf is Lakera's free interactive game that teaches prompt injection by challenging players to extract a secret from an LLM across progressively harder defenses. It has become a primary research and training environment for the prompt injection community and a public funnel into the Lakera Guard ecosystem.

## Machine-readable artifacts (1)

- **Documentation** — https://gandalf.lakera.ai/

## Other Lakera APIs (5)

- [Lakera Guard](https://apis.io/apis/lakera/lakera-guard/)
- [Lakera Red](https://apis.io/apis/lakera/lakera-red/)
- [Lakera Guard API](https://apis.io/apis/lakera/lakera-guard-api/)
- [Lakera Health API](https://apis.io/apis/lakera/lakera-health-api/)
- [Lakera Policies API](https://apis.io/apis/lakera/lakera-policies-api/)

## Tags

Education, Prompt Injection, Training, Research

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Profiled by [API Evangelist](https://apievangelist.com) and published on [APIs.io](https://apis.io/apis/lakera/gandalf/). The API's provider profile, Kin Score and agent-readiness rating are at https://apis.io/providers/lakera/.