Cubic

Cubic is a state-of-the-art, AI-native code review platform built for the modern era of software development. It is designed to eliminate the bottlenecks in the code review process, enabling engineering teams to ship features faster without compromising on quality. By integrating directly into the GitHub workflow, Cubic provides instant, intelligent feedback on every pull request (PR), acting as a tireless AI teammate that catches bugs, enforces style guides, and identifies potential security vulnerabilities before a human reviewer even sees the code. This allows developers to focus on high-level architectural decisions and complex problem-solving, rather than getting bogged down in minor, repetitive corrections.

The platform is trusted by leading engineering teams, from fast-growing startups to large enterprises, who leverage its capabilities to increase velocity and maintain high standards. Cubic's AI learns from your team's existing codebase and comment history, adapting over time to provide more relevant and context-aware suggestions. It's not just a static linter; it's a dynamic partner that understands the nuances of your project.

How to use Cubic

Getting started with Cubic is a seamless process designed for immediate impact. First, you connect your GitHub account and grant Cubic access to the repositories you want it to review. The integration takes only a few minutes. Once enabled, Cubic automatically springs into action on every new pull request. When a developer opens a PR, the Cubic AI agent analyzes the changes and posts inline comments directly in GitHub, highlighting issues ranging from potential bugs and style inconsistencies to missed edge cases. For many of these suggestions, Cubic offers one-click fixes that the developer can apply instantly. For more complex issues, it can launch a background agent to resolve them. Developers are expected to address Cubic's feedback first, ensuring that by the time a PR is ready for human review, it's already polished and free of common errors. Teams can also configure custom rules to enforce their specific coding conventions and best practices, ensuring consistency across the entire organization.

Core Features of Cubic

• Instant AI Code Reviews: Get automated, inline feedback on every PR in seconds, catching bugs and quality issues early.
• One-Click Fixes: Resolve suggested issues with a single click, or deploy an AI agent for more complex refactoring tasks.
• Automatic PR Descriptions: The AI generates clear and concise summaries of changes, highlighting the impact and context of the PR.
• Learning & Memory: Cubic learns from your organization's comment history, codebase, and style guides to provide increasingly accurate and tailored feedback.
• Custom Rule Enforcement: Define and enforce your team's specific coding standards, architectural patterns, and best practices on every PR.
• Context-Aware Chat: An integrated chat allows developers to ask questions and deep-dive into the codebase for better understanding.
• Security and Privacy First: Cubic is SOC 2 compliant, never stores your code, and never trains its models on your proprietary data.
• Intelligent Grouping and Visualization: Break down complex PRs into smaller, easier-to-review chunks and visualize high-level changes.

Use Cases for Cubic

Cubic is versatile and addresses several key challenges in the software development lifecycle. For fast-paced startups like Cal.com and Better Auth, it helps maintain velocity by automating the review process and allowing small teams to merge PRs much faster. For larger, open-source projects like n8n, Cubic acts as the first line of defense, filtering out common mistakes and ensuring contributions meet a high-quality bar before engaging core maintainers. This reduces the review backlog and allows human reviewers to focus on architectural integrity and feature design. Engineering managers use Cubic to enforce consistency across their teams, reduce technical debt, and ensure that even subtle bugs, like a missed vulnerability in a different part of the codebase, are caught before they reach production. It also serves as an excellent tool for onboarding new developers, providing them with immediate, constructive feedback on team standards.

Advantages of Cubic

The primary advantage of Cubic is a dramatic increase in development velocity, with teams reporting merging PRs up to 4x faster. It significantly improves code quality by catching errors and inconsistencies that human reviewers might miss. By automating the tedious, low-level aspects of code review, it frees up senior developers' time to focus on more strategic work, boosting overall team productivity and morale. Unlike traditional static analysis tools, Cubic is context-aware and learns from your specific project, making its suggestions highly relevant. Its unwavering commitment to security and privacy, including SOC 2 compliance and a policy of never training on customer code, makes it a trusted choice for organizations of all sizes.

Pricing and Plans

Cubic offers a flexible pricing structure to suit different team sizes and needs.

• Starter Plan: Free. This plan is ideal for individuals and small teams getting started. It includes the AI code review agent, 10 AI PR reviews per month, up to 5 custom rules, automatic PR descriptions, and access to the code review portal.
• Team Plan: $24 per developer/month (billed annually) or $30 per developer/month (billed monthly). This plan includes everything in the Starter plan plus unlimited AI reviews, making it perfect for professional development teams. It also comes with a 14-day free trial.
• Enterprise Plan: Custom pricing. Designed for large organizations, this plan includes all Team features plus additional custom rules, premium support, custom MSA and DPA, and flexible payment terms.

Additionally, Cubic is 100% free for open-source teams with public repositories, offering them unlimited AI reviews to support the open-source community.