Particle releases DeepSeek V4.1 Flash improves AgentRun code reviews

Facing steep cost increases for third-party AI code reviews, an engineering team built an open-source, self-hosted reviewer using cheap models through AgentRun and OpenRouter. The resulting tool significantly reduced review costs while catching more real bugs than their previous commercial provider on their codebase. The authors plan to release self-tuning pipelines and intelligent routing workflows to further optimize review costs. Open article →