GrepBoard — Step-by-step manuals for AI tools, Linux, logs and storage — each one with the exact commands, prompts and output.
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- Find a common meeting time from five busy lists, then check it
Paste five people's busy times in five formats, get every 60-minute slot they all share as a table, and compare it with a short Python interval check.
claude-sonnet-5-5 · Python 3.13 · run 2026-10-20 - Get correct weighted CTR and ROAS totals in an ad report
Make an AI compute overall CTR, CPA and ROAS from sums in your weekly ad report, show the sums in a table, and check the totals with three spreadsheet formulas.
claude-sonnet-5-5 · run 2026-10-20 (ChatGPT was not run) - Sort Your Wrong Answers into an Error-Type Table
Sort 8 missed test questions into calculation slips, concept gaps and missed conditions, then check every quote and the count of 8 with a script.
claude-sonnet-5-5 (ChatGPT was not run) · run 2026-10-20 - Write a quote email from a line-item table, VAT copied as-is
A quote email prompt that makes the model copy amounts from your table only, plus a Python check that recomputes subtotal, VAT and total against the email.
claude-sonnet-5-5 (ChatGPT could not be run, so Claude was used) · run 2026-10-20 - YouTube thumbnail AI prompt with a title readable at phone size
Set the title's place and size in the prompt, then shrink the thumbnail to 168×94 with ImageMagick to see if the title still reads.
Gemini official image prompting tips · 2026-10 · title candidates gemini-3.8-flash run 2026-10-20 · ImageMagick 6.9.12 · Ubuntu 24.04 - Decline a Work Request by Email with AI, Politely but Clearly
Draft a reply declining another team's extra-work request with AI, without blurring the "no": three steps (draft, find misreadings, revise) and two checks.
claude-sonnet-5-5 · run 2026-10-20 (ChatGPT not run) - Excel dates stored as text: get an AI formula and test it
Get one AI formula that turns 2026.03.05, 20260325 and 7/8/2026 into real dates, then test it on 30 expected values and impossible dates like month 13.
gemini-3.8-flash · 2026-10-20 run · checked with Python formulas 1.3.4 - Get email subject A/B variants that change one variable each
AI subject line variants often change length, tone and offer at once. Pin a baseline and one variable per row, then check each row with a word diff.
claude-sonnet-5-5 · Python 3.13 · run 2026-10-20 - Make a quiz from lecture notes, with a source quote per answer
A quiz built from your notes can ask what the notes never say or have two right answers. Make it quote the notes per answer, then check the quotes by script.
claude-sonnet-5-5 · run 2026-10-20 - Replace a generic SWOT with assumptions you can test
An AI SWOT mixes in lines that fit any business. Get six assumption questions that quote your plan, each with a check, and verify the quotes by script.
claude-sonnet-5-5 · run 2026-10-20 (ChatGPT could not be run, so Claude was used) - Split long sentences with AI without losing the conditions
AI can drop "only if" and "However," when it splits long sentences. Cap the length in the prompt, then measure sentence length and markers with a script.
claude-sonnet-5-5 · run 2026-10-20 (ChatGPT not run; same prompt run on Claude) - AI change background, keep product same — verify with compare
Swap only the background of a product photo, then crop the product and label and run ImageMagick compare to catch a changed shape or letter.
Gemini official image editing guide · 2026-10 · comparison with ImageMagick 6.9.12 - Build a competitor comparison table from your own notes only
Build a three-competitor feature and price table from pasted notes only, with a source sentence in each cell, and check each one against the notes by script.
claude-sonnet-5-5 · run 2026-10-20 - Explain a concept at different levels with AI — and check it
Turn one textbook definition into explanations for two reader levels, then count missing key terms with a script and tag analogies to catch bad simplifications.
gemini-3.8-flash · 2026-10-20 run - Fix translationese in Korean sentences with AI
A bare "fix the translationese" request rewrites fine Korean sentences too. Scope the prompt, add examples, then check pattern counts and a word diff.
claude-sonnet-5-5 · Claude Code 2.1.251 · run 2026-10-20 - SUMIFS date range criteria: have AI write it, then verify it
Get a SUMIFS for one month, one region, returns excluded, then check it against a 60-row test sheet with boundary-day rows. Includes what causes 0 and #VALUE!.
claude-sonnet-5-5 · run 2026-10-20 · formulas evaluated with Python formulas 1.3.4 (Excel not run) - Write a public reply to a negative review without leaks
AI drafts for 1-star reviews often promise refunds in public. Set rules for what stays out, then check phone numbers, compensation words and answers by script.
claude-sonnet-5-5 · run 2026-10-20 (ChatGPT could not be run, Claude was used) - AI Product Detail Page Copy That Uses Only Your Spec Sheet
AI product page copy adds times and claims your spec sheet never had. Make it cite a spec row per sentence, then check the numbers and tags with a script.
claude-sonnet-5-5 · Claude Code 2.1.251 · run 2026-10-20 - Build a study plan from exam date and daily hours
An exam date and daily hours alone give an unrealistic plan. Add a pace rule, get CSV, and check daily totals, weekdays and unit coverage with a script.
claude-sonnet-5-5 · run 2026-10-20 (ChatGPT could not be run, so Claude was used) - Draft a complaint reply that answers every point raised
An AI draft for an angry customer email skips one demand. Extract the demands as quotes, then check each is answered and each promise is on your allowed list.
claude-sonnet-5-5 · Claude Code 2.1.302 · run 2026-10-20