Dev.to
7/23/2026

The AI Crash Test: adversarial LLM testing you can audit in the Network tab
Short summary
The AI Crash Test is a browser-based BYOK tool for adversarial LLM testing with deterministic predicate-based grading — no LLM judge. It tests seven attack kinds including prompt injection, tool abuse, and hallucination bait. The open-source gradecore engine is shared with a longitudinal drift board tracking 16 LLMs, and all grading is reproducible byte-for-byte. The author honestly positions it alongside garak, PyRIT, and promptfoo rather than claiming novelty.
- •Browser-based BYOK adversarial LLM tester with deterministic grading (no LLM judge)
- •Tests 7 attack kinds: prompt injection, tool abuse, spec violation, refusal calibration, and more
- •Open-source gradecore engine shared with a 16-LLM longitudinal drift board
Generated with AI, which can make mistakes.
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