Choose A to build a balanced pack from utterances, B to find weak spots in an existing script, or C to turn a settled script into scoring and reviewer material.
Option A: Claude: arranges the script and run sheet
Best when: You have examples and want a first test pack
What it does: Claude arranges script and run sheet; reviewers own meanings
Strong at: Each test stays tied to an utterance you supplied
Limit: Needs a fluent person for the answer key
Free plan: Yes, limited (usage caps)
Option B: ChatGPT: finds gaps in an existing script
Best when: You have a script but worry it misses cases
What it does: ChatGPT logs gaps; the reviewer writes additions
Strong at: Shows which concerns have no corresponding test
Limit: A gap is a review question, not proof of failure
Free plan: Yes, limited
Option C: Gemini: builds scoring sheets for a fixed script
Best when: Your script is settled; consistent scoring matters
What it does: Gemini builds scoring sheets; reviewers score separately
Strong at: Uses human-selected meaning units, not an AI key
Limit: Adds no missing speaking situations to the script
Free plan: Yes, limited (prompt caps)