{"slug":"rolldown","name":"Rolldown","domain":"rolldown.rs","verdict":"As of 2026-08-23, ChatGPT, Claude, Gemini, Grok collectively rank Rolldown #6 of 7 for javascript bundler. Source: https://modelsagree.com/product/rolldown (modelsagree.com, CC BY 4.0).","best_rank":6,"categories":1,"entries":[{"slug":"best-javascript-bundler","title":"Best JavaScript bundler","rank":6,"of":7,"score":2,"appearances":1,"modelRanks":{"Claude":4},"reason":"Rust-based, Rollup-compatible bundler purpose-built to unify Vite's dev and prod paths; delivers Rollup's clean output and tree-shaking with dramatically faster builds, and its adoption as Vite's engine makes it the strategic future of the ecosystem.","reasons":[{"model":"Claude","reason":"Rust-based, Rollup-compatible bundler purpose-built to unify Vite's dev and prod paths; delivers Rollup's clean output and tree-shaking with dramatically faster builds, and its adoption as Vite's engine makes it the strategic future of the ecosystem."}],"fixes":[{"model":"Claude","fix":"Youngest of the group — as a standalone tool it's less proven outside the Vite integration, and some Rollup plugins/edge cases still need shimming."}],"updated":"2026-08-23","rank_history":{"days":["2026-08-22","2026-08-23"],"ranks":[6,null]},"api":"https://modelsagree.com/api/v1/best/best-javascript-bundler.json"}],"page":"https://modelsagree.com/product/rolldown","check":"https://modelsagree.com/check?q=Rolldown","updated":"2026-09-09T13:07:58.066Z","attribution":"modelsagree.com, CC BY 4.0"}