
Introducing Composer 2.5 · Cursor
A substantial improvement in intelligence and behavior over Composer 2, particularly on long-horizon agentic tasks.
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A substantial improvement in intelligence and behavior over Composer 2, particularly on long-horizon agentic tasks.

Cloud agents are easier to parallelize than local agents, continue working when your laptop is closed, and can run autonomously…


Bugbot is switching from seat-based subscriptions to usage-based billing for Individual and Teams plans.

How Composer autoinstall bootstraps runnable RL environments by using earlier model versions to automate setup and verification.

Models need a harness to become fully useful, and improving that harness means continuously iterating on context, evaluation, and…

Launch, steer, and compose custom agents with the Cursor SDK.

Cursor is partnering with SpaceX to accelerate our model training efforts.

How we measure crash and OOM rates, debug memory issues with top-down and bottom-up strategies, and ship mitigations and…

Amplitude uses Cursor to build an autonomous development pipeline that takes software from idea to production with minimal…


Agents can now create interactive canvases to visually represent information.

Our multi-agent system autonomously optimized 235 CUDA kernels for NVIDIA Blackwell 200 GPUs, achieving a 38% geomean speedup…

Bugbot can now learn from PR feedback in real time by turning live code review signals into learned rules.


Frontier-level coding with strong CursorBench results, higher token efficiency, and a faster default variant.

Bugbot saves PlanetScale the equivalent of two full-time engineers worth of review effort.


We're making a part of our multi-agent research harness available to try today in preview.