Critic

About Critic

A narrative code-change viewer built for work written by coding agents.

In the maker’s words

Hey HN, I'm Shreyash from Feyn. We help companies build custom models from their data. Today we're releasing Critic, a change review platform that lets you engage directly with the AI that wrote the code. Agents write most of our code. While that has made us more productive, understanding a change and its consequences has become incredibly difficult. As our company adopted more agentic tools, we found it harder to loop people in on the impact of a PR and the state of a project. We built Critic to fix this. Critic lets AI agents present their code, annotate key blocks, and include relevant evidence (like screenshots and instructions to run locally). Anyone viewing that change can talk directly to the agent that wrote it. See a demo here: https://www.youtube.com/watch?v=U2--lytmOtQ . Critic works through a plugin for Codex or Claude Code. When your agent writes code, the plugin asks it to …

Where people found it

• Hacker NewsShow HN: Critic – Review code with the agent that wrote it8 points4 comments9 days ago