{"slug":"shapton-glass-stone","name":"Shapton Glass Stone","domain":"shapton.co.jp","verdict":"As of 2026-08-13, ChatGPT, Claude, Gemini, Grok collectively rank Shapton Glass Stone #6 of 13 for knife sharpener for kitchen knives. Source: https://modelsagree.com/product/shapton-glass-stone (modelsagree.com, CC BY 4.0).","best_rank":6,"categories":1,"entries":[{"slug":"best-knife-sharpener-for-kitchen-knives","title":"Best knife sharpener for kitchen knives?","rank":6,"of":13,"score":3,"appearances":1,"modelRanks":{"Claude":3},"reason":"Fast-cutting, splash-and-go stones that stay flat and give the highest achievable edge quality and full control over any geometry, single- or double-bevel; the ceiling of this category for those willing to learn, and cost-effective long-term since one set sharpens everything.","reasons":[{"model":"Claude","reason":"Fast-cutting, splash-and-go stones that stay flat and give the highest achievable edge quality and full control over any geometry, single- or double-bevel; the ceiling of this category for those willing to learn, and cost-effective long-term since one set sharpens everything."}],"fixes":[{"model":"Claude","fix":"Freehand skill and consistent practice are mandatory — a beginner will round edges and get worse results than any guided tool until proficient; also needs a flattening plate."}],"updated":"2026-08-13","rank_history":{"days":["2026-08-10","2026-08-11","2026-08-13"],"ranks":[4,null,null]},"api":"https://modelsagree.com/api/v1/best/best-knife-sharpener-for-kitchen-knives.json"}],"page":"https://modelsagree.com/product/shapton-glass-stone","check":"https://modelsagree.com/check?q=Shapton%20Glass%20Stone","updated":"2026-09-09T13:07:58.066Z","attribution":"modelsagree.com, CC BY 4.0"}