cubic is an AI-powered code review tool designed specifically for complex codebases. It helps development teams automate code reviews and catch issues faster.

cubic connects directly to GitHub and automatically reviews pull requests when they're opened, identifying bugs and regressions, leaving comments directly in the code.

Is there a free trial?

Yes, cubic offers a free trial so you can test the platform with your codebase before committing.

Backed by

AI code reviews for complex codebases

cubic catches hard-to-find bugs in your pull requests.

Try cubic for free

Get a demo

2 click install

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The AI code reviewer for teams that can't afford bugs

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The AI code reviewer for teams that can't afford bugs

Read story

Backed by

AI code reviews for complex codebases

cubic catches hard-to-find bugs in your pull requests.

Try cubic for free

Get a demo

2 click install

No credit card needed

The AI code reviewer for teams that can't afford bugs

Read story

“cubic immediately improved our review process. PRs move faster and quality is up.”

Peer Richelson

Co-founder & CTO, Cal.com

“cubic immediately improved our review process. PRs move faster and quality is up.”

Peer Richelson

Co-founder & CTO, Cal.com

Instant reviews on your PRs

cubic's AI agents automatically reviews PRs in GitHub using your guidelines and best practices.

Context-aware AI code reviews on PRs

Get inline feedback on every PR in seconds. cubic finds bugs that humans miss.

Context-aware AI code reviews on PRs

Get inline feedback on every PR in seconds. cubic finds bugs that humans miss.

Understand PRs faster with AI summaries

AI PR descriptions that understand changes and highlight impact.

Understand PRs faster with AI summaries

AI PR descriptions that understand changes and highlight impact.

Fix issues in one-click

Commit simple fixes in one click. Click "Fix with cubic" for harder ones.

Fix issues in one-click

Commit simple fixes in one click. Click "Fix with cubic" for harder ones.

Get started for free

See an example review for n8n →

Code reviews that learn from you

cubic enforces your rules, patterns, and learns from your team.

Enforce your team's standards in plain English

Define agents in plain English to enforce codebase rules and standards.

Enforce your team's standards in plain English

Define agents in plain English to enforce codebase rules and standards.

Enforce your team's standards in plain English

Define agents in plain English to enforce codebase rules and standards.

Learns from your team

cubic learns from your team’s comments and gets better over time.

Learns from your team

cubic learns from your team’s comments and gets better over time.

Learns from your team

cubic learns from your team’s comments and gets better over time.

Onboards by reading your senior developers' comments

cubic learns from your senior developers' PR comment history to get up to speed.

Connects to your tools

Validates business logic, acceptance criteria, and more from your connected issue tracker.

Connects to your tools

Validates business logic, acceptance criteria, and more from your connected issue tracker.

Connects to your tools

Validates business logic, acceptance criteria, and more from your connected issue tracker.

Get started for free

Early access

Catch bugs and vulnerabilities with deep codebase scans

Your codebase is full of bugs and security vulnerabilities. cubic runs thousands of AI agents to find them.

Find serious bugs and vulnerabilities in your codebase.

1000s of AI agents scan your codebase to find bugs and security issues.

Fix in one click, or push to your issue tracker

Open fix PRs with background agents, or create issues in Linear or JIRA.

Repeat on a schedule or before a big release

Run scans on a schedule to catch new issues.

World-class teams use cubic

See how modern software teams use cubic to ship faster.

cubic gets us to a better review more quickly—nit-picks are gone, you can feel the velocity increase.

Marc Littlemore

Engineering Manager, n8n

Read the story →

cubic immediately improved our review process—PRs move faster and quality is up. Reviews are a big bottleneck, and most AI tools only help you write code.

Peer Richelson

Co-founder & CTO, Cal.com

We use cubic for Better Auth and it’s been so good. We get a lot of PRs and it helps us merge them much faster.

Bereket Engida

Founder, Better Auth

Read the story →

I've been a dev for 13+ years and I'm still routinely humbled by what cubic catches. We've tried other tools but cubic is way better—there’s no comparison.

Nick Sweeting

Founding engineer, Browser Use

The best engineering teams choose cubic to build faster.
Read their stories

World-class teams use cubic

See how modern software teams use cubic to ship faster.

cubic gets us to a better review more quickly—nit-picks are gone, you can feel the velocity increase.

Marc Littlemore

Engineering Manager, n8n

Read the story →

cubic immediately improved our review process—PRs move faster and quality is up. Reviews are a big bottleneck, and most AI tools only help you write code.

Peer Richelson

Co-founder & CTO, Cal.com

We use cubic for Better Auth and it’s been so good. We get a lot of PRs and it helps us merge them much faster.

Bereket Engida

Founder, Better Auth

Read the story →

I've been a dev for 13+ years and I'm still routinely humbled by what cubic catches. We've tried other tools but cubic is way better—there’s no comparison.

Nick Sweeting

Founding engineer, Browser Use

The best engineering teams choose cubic to build faster.
Read their stories

Security and privacy first

AI reviews your code in real time, then wipes everything clean.

Your code remains yours—always

cubic never stores it or trains AI on it.

SOC 2 compliant

Our commitment to maintaining high standards of security.

Get started for free

The first AI‑native code‑review platform

The first AI‑native alternative to GitHub.

Watch demo

2-way GitHub sync

Comments and PR created in Github or cubic appear in both places

Intelligent diff ordering

AI breaks down and groups complex PRs into smaller, easier-to-review chunks.

Visualise changes

Visualize high-level changes before diving into code.

Context‑aware chat

Chat and deep-research on your codebase, at your fingertips.

Simple pricing

Starter

Free

Start for free

AI code review agent

20 free PR reviews per month

Up to 5 custom agents

Automatic PR descriptions

Custom context

cubic CLI

AI wiki

Unlimited wikis

Wiki MCP

Team

$24

/month billed annually; or $30/monthly  per developer

Start 14 day trial

AI code review agent

Unlimited PR reviews

Up to 5 custom agents

Automatic PR descriptions

Custom context

Analytics dashboard

Jira, Linear, and Asana integrations

Fix bugs with background agents

cubic CLI

AI wiki

Everything in the free plan

Automatic wiki updates

Enterprise

Custom pricing

Get in touch

Everything in the team plan

Additional custom agents

Premium support

Custom MSA and DPA

Custom payment terms

cubic is free for open source teams. Just sign up. Learn more

Frequently asked questions

Your question not answered here? Email us.

How does pricing work?

cubic costs $30 per developer per month for unlimited AI code reviews and full access to the cubic code review platform. You do not have to purchase cubic for every member of your team – you can assign licenses to specific developers.

Do you train AI on my data?

No, we do not. Learn more here: https://docs.cubic.dev/account/privacy-security

What programming languages do you support?

cubic is language-agnostic and supports all popular programming languages, including JavaScript, TypeScript, Python, Go, Ruby, Java, and C#.

Do you have an open source plan?

Yes, cubic is free for public repositories. Just connect cubic to a public repistory to get unlimited AI reviews.

How does pricing work?

Do you train AI on my data?

No, we do not. Learn more here: https://docs.cubic.dev/account/privacy-security

What programming languages do you support?

cubic is language-agnostic and supports all popular programming languages, including JavaScript, TypeScript, Python, Go, Ruby, Java, and C#.

Do you have an open source plan?

Yes, cubic is free for public repositories. Just connect cubic to a public repistory to get unlimited AI reviews.

Built to make you extraordinarily productive.

Get started for free

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Navigation

Homepage

Customer stories

Blog

Careers

Product

Documentation

AI wiki directory

Changelog

Social Media

GitHub

Terms

Navigation

Homepage

Customer stories

Blog

Careers

Product

Documentation

AI wiki directory

Changelog

Social Media

GitHub

Terms