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cubic (YC X25) — AI-powered code review platform

Code review is a major bottleneck for software teams, and the rise of AI-generated code is making the problem worse. Reviewing large volumes of code slows devs down, and increases the chances of bugs slipping through.

cubic is a Y Combinator company in the Spring 2025 batch. Its directory entry describes it as: AI-powered code review platform. The founder listed is Paul Sanglé-Ferrière (Founder/CEO) (Y Combinator directory entry, March 29, 2025).

6 more companies from YC Spring 2025 ↓

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cubic

New accelerator entry · 2025-03-29 · the record

Spring 2025
batch
6
people
Early
stage
United Kingdom
region
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What the record says

BatchSpring 2025
Announced2025-03-29
StageEarly
StatusActive
Team size6
IndustryB2B
Sub-industryB2B -> Engineering, Product and Design
SectorsDeveloper Tools
RegionsUnited Kingdom, Europe
BasedLondon, England, United Kingdom
HiringYes
Sitehttps://cubic.dev/
Previously known asmrge

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Also in YC Spring 2025

Same batch, B2B first.

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In their words

Code review is a major bottleneck for software teams, and the rise of AI-generated code is making the problem worse. Reviewing large volumes of code slows devs down, and increases the chances of bugs slipping through. That's why we're building cubic: an intelligent code review platform that helps devs merge PRs 28% faster. How? - When you open a PR, cubic automatically reviews it. It learns from your codebase's patterns, points out bugs, suggesting fixes, and frees you from low-level review tasks. - You then jump into the cubic platform, which is designed to optimize how humans review code. For example, file changes are organized in a logical order instead of alphabetical, and cubic generates diagrams of architecture changes.

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  3. What They Do, And How The Money Works

  4. Who Runs It, And How To Reach Them

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  8. Sources

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Sourced from the company's Y Combinator directory entry.

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cubic: Accepted into Y Combinator Spring 2025
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Permanent URL: https://mentionfox.com/funding/yc-cubic
Last updated 2026-10-20
Primary record: Y Combinator directory entry
cubic (YC X25) — AI-powered code review platform. MentionFox, 2026-10-20. https://mentionfox.com/funding/yc-cubic