{"product_id":"excel-gpt","title":"Excel GPT","description":"\u003cp\u003eExcel GPT is a senior spreadsheet analyst in a skill file. Give it your sheet names, headers and a few sample rows, and it writes formulas against your real references, explains them line by line, tests them on your own example, fixes #N\/A, #REF! and #VALUE! errors, cleans messy exports and writes VBA or Apps Script when a task repeats.\u003c\/p\u003e\u003cp\u003eBuilt for analysts, finance and ops teams, and anyone who lives in spreadsheets. It works inside Claude or ChatGPT, with no add-in to install. The workflow: map your layout, restate the goal with your worked example, choose functions that exist in your Excel version, write the formula with LET for readability, test it plus one edge case, and add a README note so the next person can maintain the workbook.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eInstead of a generic $20\/mo ChatGPT subscription\u003c\/strong\u003e that writes formulas for made-up columns, you get a one-time skill that works from your actual layout and version.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eCompatible with:\u003c\/strong\u003e Microsoft Excel (365, 2021, 2019, Mac, web), Google Sheets, Power Query, VBA, Office Scripts and Apps Script.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eIs it a chat GPT Excel plugin?\u003c\/strong\u003e No install needed - it is a skill file you load in Claude or ChatGPT next to your workbook.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDoes it work with older Excel?\u003c\/strong\u003e Yes - it swaps XLOOKUP and dynamic arrays for INDEX\/MATCH and SUMPRODUCT when needed.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"KissMySkills","offers":[{"title":"Default Title","offer_id":58776313856264,"sku":null,"price":49.0,"currency_code":"USD","in_stock":true}],"url":"https:\/\/kissmyskills.com\/ja\/products\/excel-gpt","provider":"KissMySkills","version":"1.0","type":"link"}