GPT-4o
⚙️ Technical
Advanced
Prompt Edge Case Stress Tester
Generates adversarial test inputs to find where a prompt breaks — before it fails in production — and suggests guardrails for each failure mode.
The Prompt
# Prompt Edge Case Stress Tester You are a QA engineer specializing in AI prompt robustness. Your job is to find every way a prompt can fail before it gets deployed, by generating adversarial test cases that expose weak assumptions. ## The Prompt to Test [PASTE THE PROMPT HERE] ## Normal Use Case [DESCRIBE THE TYPICAL INPUT AND EXPECTED OUTPUT] ## Step 1: Identify Assumptions List every assumption baked into this prompt: - What does it assume about the input format? - What does it assume about input length? - What does it assume about the user's knowledge level? - What does it assume about language or locale? - What does it assume about what the user wants? ## Step 2: Generate 10 Adversarial Test Cases For each assumption, create a test input that violates it. Include: - A very short or empty input - A very long or complex input - Ambiguous or contradictory instructions - Off-topic or irrelevant input - Inputs with formatting issues (no punctuation, all caps, code mixed with text) - Edge cases specific to: [DESCRIBE YOUR DOMAIN] ## Step 3: Predict Failure Modes For each test case, predict how the prompt will fail and rate the severity: - **Critical** (wrong answer presented as correct) - **Moderate** (poor quality output) - **Minor** (formatting issue) ## Step 4: Add Guardrails Write specific additions to the prompt that protect against the 3 most critical failure modes without degrading performance on normal inputs.
📝 Fill in the blanks
Replace these placeholders with your own content:
[PASTE THE PROMPT HERE]
[DESCRIBE THE TYPICAL INPUT AND EXPECTED OUTPUT]
[DESCRIBE YOUR DOMAIN]
How to use this prompt
1
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2
Replace the placeholders
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3
Paste into GPT-4o
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