Originating from Alibaba's internal official AI review assistant (tens of thousands of devs, millions of defects over two years): hybrid deterministic pipelines + LLM Agent, line-level comments, built-in NPE/thread-safety/XSS/SQL-injection rulesets, plugins for Claude Code/Codex/Cursor and more, CI/CD integration, and a public benchmark of 200 real PRs with 1,505 annotated issues. OpenAI/Anthropic compatible.