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A technical report on Composer 2

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Improving Composer through real-time RLWe apply online reinforcement learning to Composer, serving model checkpoints to production and using real user interacti...

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LessWrong, Dwarkesh Podcast, and more ›
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Run cloud agents in your own infrastructureSelf-hosted cloud agents keep your code and tool execution entirely in your network.product

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Fast regex search: indexing text for agent toolsHow we're building indexes for regular expression search so agents can find text in large monorepos without the ...

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Introducing Composer 2

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Money Forward brings Cursor’s coding agents to product, design, and QA

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Training Composer for longer horizonsBy making self-summarization part of Composer's training, we can get training signal from trajectories much longer than the...

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Securing our codebase with autonomous agentsCursor's security team built a fleet of security agents to find and fix vulnerabilities across a fast-changing codeb...

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How we compare model quality in CursorWe use a hybrid online-offline eval process to keep our understanding of model quality aligned with what developers actual...

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Over 30 new plugins join the Cursor Marketplace

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Build agents that run automatically

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Cursor is now available in JetBrains IDEs (ACP)

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How technical support at Cursor uses Cursor

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PlanetScale protects production reliability with BugbotBugbot saves PlanetScale the equivalent of two full-time engineers worth of review effort.customers

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The third era of AI software developmentA third era of AI software development is emerging as autonomous cloud agents take on larger tasks over longer timescale...

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Closing the code review loop with Bugbot AutofixBugbot Autofix can find and automatically fix issues in PRs by kicking off cloud agents to test your changes.pro...

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Cursor agents can now control their own computers

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Implementing a secure sandbox for local agentsHow we built agent sandboxing on macOS, Linux, and Windows to reduce interruptions while improving security.resear...

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How Stripe rolled out a consistent Cursor experience for 3,000 engineersStripe pre-installs Cursor on every developer's machine to help engineers become product...

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Box chooses Cursor for enterprise-grade quality, security, and controlOver 85% of engineers at Box now use Cursor daily, driving a 30-50% increase in roadmap th...

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