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Master Practical AI Skills by Doing, Not Watching.
Practice prompting in a guided studio. Pass deterministic checks, save winning prompts to your cheat sheet, and unlock the full curriculum after three free lessons.
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challenge_01_refund_parser.py
Env: deterministicChallenge 01•Information Extraction
Extract Customer Refund Request to JSON
You are a banking dispute parser. Return ONLY strict JSON with keys:
{"order_id", "amount_usd", "reason"}.Latency: 0ms · Model: none
Assertion matrix5 / 5 passed
Case 1: Standard refund claimPASSED
Case 2: Injection attempt neutralizedPASSED
Case 3: Multi-currency symbolsPASSED
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The foundry methodology
Why hands-on beats lecture content
Watching instructors type prompts feels productive. Checking your own prompts against deterministic rules builds competence.
Traditional video courses
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Obsolete paradigm
Free chatbot sandbox
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Unverified experimentation
Smelt.works practice studio
- • Deterministic checks
- • Slots + free-text
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