← All models Gemini 3.1 Pro editing test Google · Tested Oct 28, 2026 · 1m 28s · $0.30
Four checks All in one 51/90 caught
Grammar & spelling 35/45 Repetitions 5/15 Redundancy 6/15 Consistency 5/15 51 comments · 0 extra flags
Gemini 3.1 Pro's comments when asked for all 4 checks in one prompt on our 6,000-word test story, where it left it. Click a missed mistake to find it in the text. The checks come from icanwrite , a markdown editor for writers.
Missed · 39
Dangling modifier: the door didn't turn the key “Turning the key at last, the door opened” Subject pronoun: He and Daniel “Him and Daniel had never” 'along with' adds no subject: Mr. Pell … was “along with a secretary in a lace collar, were” any other shop: the bakery is on Wharf Street “longer than any shop on Wharf Street” Fragment: the survey has no verb “The survey from twelve years ago, which an engineer from the county” Restrictive clause, no commas: the entries that held “The entries, which held only a single word, were” Past tense: led “Nora lead the way upstairs” in to, not into “turned his uniform into the quartermaster” 'one of those who' takes a plural verb: were “one of the last binders in New England who was still” Comma splice “open on her chest, she woke at dawn” Close: tired … tired “thin, tired ring” Distinctive, chapters apart: pewter “Pewter light from the tall back window” Distinctive, chapters apart: threadbare “a threadbare, flour-dusted sweater” Close: silence … silent “The silence in the workshop” Close: neatly … neat “neatly labeled” Distinctive, chapters apart: gleaming “a gleaming pair of shoes” Distinctive, chapters apart: sodden “carrying sodden leaves” Distinctive, chapters apart: brittle “a short, brittle sound” Distinctive, chapters apart: stubbornly “which stuck stubbornly” Close: remembered … memory “her hands remembered” twins are two “the two twins” one shrugs with the shoulders “shrugged his shoulders” the reason … was because “was because he had never paid himself” an agreement is mutual “By mutual agreement” kept quiet = said nothing “kept quiet, saying nothing” return back “return back to the city” a haven is safe “a safe haven” began is first “the week we first began” an outcome is final “The final outcome” The shop's street: Wharf, then Harbor “number 14 Wharf Street” Said on Friday: the day after tomorrow is Sunday “On Friday a woman knocked” Daniel is younger, yet born a year before her “her younger brother, Daniel” Biscuit: he, then she “his muzzle resting on his paws” Tea becomes coffee “poured her a mug of tea” Tomas beside him: two decades, then thirty years “for most of two decades” The bakery: two doors down, then a ten-minute walk “BAKERY TWO DOORS DOWN” Nora's home: Chicago, then Boston “the firm in Chicago” Opening year: 1962, then 1971 “opened the shop in 1962” Grandmother: Ruth, then Rose “her grandmother, Ruth”