Option A: Claude: proposes a measure for each spoken question
Best when: The transcripts and glossary are settled.
What it does: Claude drafts and cross-checks the map; you accept or reject.
Strong at: Drafts and edits text in many formats.
Limit: The cross-check can miss a wrong mapping; check quiet rows too.
Free plan: Yes, limited (usage limit resets every five hours)
Option B: ChatGPT: clarifies question meanings, then maps measures
Best when: You want meanings agreed before any measure mapping.
What it does: ChatGPT proposes choices and maps; you agree meanings.
Strong at: Writes, rewrites and summarises text.
Limit: Two passes; the second may not follow the agreed meanings.
Free plan: Yes, limited (images, voice, deep research, Codex)
Option C: Gemini: checks your own question-to-measure map
Best when: You already have a map or want to keep first authorship.
What it does: You build the map; Gemini only asks discrepancy questions.
Strong at: Drafts and summarises text.
Limit: You build the first map and still settle every critique.
Free plan: Yes