cubic is an AI code reviewer designed for complex codebases.

Teams with large production and critical systems like Cal.com, n8n, and the Linux Foundation use cubic to merge PRs 4x faster while catching bugs that other tools miss.

cubic is an AI code reviewer that navigates your entire codebase like a senior engineer.

It jumps to definitions, searches through files, and understands architectural patterns to catch bugs other tools miss.

Trusted by teams managing critical production systems at Cal.com, n8n, and the Linux Foundation.

Capabilities

• Context-aware code review: Analyzes your entire repository, not just the diff. Understands how changes impact the broader system.
• Line-by-line suggestions: Actionable feedback with one-click fixes you can commit directly to your PR.
• Background agents: Automatically resolves issues without manual intervention for complex fixes.
• AI-generated PR descriptions: Clear summaries that explain what changed, why, and potential impacts.
• Custom rules: Enforce team-specific standards, architectural decisions, and internal API patterns.
• Adaptive learning: Learns from your team's feedback and comment history to reduce false positives over time.

Security and Privacy First

• No code stored: Your code is processed in isolated sandboxes and permanently deleted after review.
• No AI training: Our providers are contractually prevented from using your code for model training.
• SOC 2 compliant: Enterprise-grade security trusted by the world's most secure engineering teams.

Setup:

1. Sign up at cubic.dev/sign-up with your GitHub account
2. Install the cubic GitHub App on your repositories (2 clicks)
3. Open a new pull request and cubic automatically reviews it

For existing PRs: Comment @cubic-dev-ai review this PR to trigger a review.