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Your finished work

An evidence-grounded pilot JSON and source manifest

Completion requires every output check to pass. Exact columns, types, values, missing values and duplicate counts all matter. A diagnostic score helps you revise your work.

All examples use original, fictional business data. Your final project starts with 62 source records.

The course

1. 1. Extract a usable brief

   Turn a source into explicit constraints without inventing details.

   Start lesson →

2. 2. Check claims against evidence

   Separate unsupported and contradicted claims.

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3. 3. Produce a reliable structure

   Use a precise schema and stable units.

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4. 4. Review before handoff

   Check a result for evidence, constraints and an explicit limitation.

   Start lesson →

Put it together

Deliver a grounded pilot brief

62 source records. Apply the business rules, check your output and download a handoff report with your source, answer and results.

Start the project →Try a fresh dataset →

Preview your first input

{
  "sources": [
    {
      "id": "S1",
      "title": "Pilot brief",
      "text": "The fictional Northstar pilot starts 2026-11-02. It covers 12 support agents. The pilot lasts 14 calendar days. Budget is 2400 USD."
    },
    {
      "id": "S2",
      "title": "Review policy",
      "text": "Morgan owns the review. No customer personal data may enter the pilot. No automation may send customer replies without human approval."
    },
    {
      "id": "S3",
      "title": "Results memo",
      "text": "The test processed 80 synthetic tickets. 72 had the correct category. Median handling time was 6 minutes. Customer satisfaction was not measured."
    }
  ],
  "brief": "Return start_date (string), agents (number), budget_usd (number), source_ids (array).",
  "flawed_output": "The pilot starts next month for 20 agents with unlimited budget."
}