Blogs
A technical report on Composer 2 · Cursor
We posted an arXiv report on training Composer 2—from continued pretraining on Kimi K2.5 through large-scale RL in realistic Cursor sessions—and on CursorBench, public benchmarks, and infrastructure.
Blogs
We posted an arXiv report on training Composer 2—from continued pretraining on Kimi K2.5 through large-scale RL in realistic Cursor sessions—and on CursorBench, public benchmarks, and infrastructure.

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