Cursor Composer 2 Challenges Top AI Models Benchmark

Cursor also included a performance-versus-cost chart on its CursorBench benchmarking suite that appears designed to make a Pareto-style argument for Composer 2. In that graphic, Composer 2 sits at a stronger cost-to-performance point than Composer 1.5 and compares favorably with higher-cost GPT-5.4 and Opus 4.6 settings shown by Cursor. The company's message is not simply that Composer 2 scores higher than its predecessor, but that it may offer a more efficient cost-to-intelligence tradeoff for everyday coding work inside Cursor.

Why the "locked to Cursor" point matters for buyers For readers deciding whether to use Composer 2, the most important question may not be benchmark performance alone. It may be whether they want a model optimized for Cursor's own product experience. According to the documentation, Composer 2 can access Cursor's agent tool stack, including semantic code search, file and folder search, file reads, file edits, shell commands, browser control and web access.