Option A: ChatGPT: matches past codings and suggests accounts
Best when: One batch of transactions suits a single pass.
What it does: ChatGPT suggests accounts and confidence; you decide each line.
Strong at: Gives confidence and similar past entries for every line.
Limit: Confidence levels come from the assistant and need your judgement.
Free plan: Yes, limited (file uploads, data analysis)
Option B: Gemini: adds a suggested account column to your tables
Best when: You want to filter, sort and correct suggestions in a spreadsheet.
What it does: AI suggests accounts; you add notes, fix conflicts and approve.
Strong at: Looks up the last account used for the same supplier.
Limit: The free plan has usage limits
Free plan: Yes
Option C: Claude: suggests accounts only for leftover lines
Best when: Most transactions repeat past ones.
What it does: You code repeats; Claude suggests accounts for leftovers.
Strong at: Sees only leftover lines with their nearest past examples.
Limit: Usage is capped in 5-hour and weekly windows.
Free plan: Yes, limited (usage capped in 5-hour and weekly windows)