Prompting a different LLM model to review code generated by the first one provides a powerful, non-defensive critique. This "second opinion" can rapidly identify architectural issues, bugs, and alternative approaches without the human ego involved in traditional code reviews.

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As AI coding agents generate vast amounts of code, the most tedious part of a developer's job shifts from writing code to reviewing it. This creates a new product opportunity: building tools that help developers validate and build confidence in AI-written code, making the review process less of a chore.

Don't ask an LLM to perform initial error analysis; it lacks the product context to spot subtle failures. Instead, have a human expert write detailed, freeform notes ("open codes"). Then, leverage an LLM's strength in synthesis to automatically categorize those hundreds of human-written notes into actionable failure themes ("axial codes").

As an immediate defense, researchers developed an automatic benchmarking tool rather than attempting to retrain models. It systematically generates inputs with misaligned syntax and semantics to measure a model's reliance on these shortcuts, allowing developers to quantify and mitigate this risk before deployment.

Simply deploying AI to write code faster doesn't increase end-to-end velocity. It creates a new bottleneck where human engineers are overwhelmed with reviewing a flood of AI-generated code. To truly benefit, companies must also automate verification and validation processes.

LLMs can both generate code analysis tools (measuring metrics like cognitive complexity) and then act on those results. This creates a powerful, objective feedback loop where you can instruct an LLM to refactor code specifically to improve a quantifiable metric, then validate the improvement afterward.

To improve the quality and accuracy of an AI agent's output, spawn multiple sub-agents with competing or adversarial roles. For example, a code review agent finds bugs, while several "auditor" agents check for false positives, resulting in a more reliable final analysis.

Instead of treating a complex AI system like an LLM as a single black box, build it in a componentized way by separating functions like retrieval, analysis, and output. This allows for isolated testing of each part, limiting the surface area for bias and simplifying debugging.

Define different agents (e.g., Designer, Engineer, Executive) with unique instructions and perspectives, then task them with reviewing a document in parallel. This generates diverse, structured feedback that mimics a real-world team review, surfacing potential issues from multiple viewpoints simultaneously.

It's infeasible for humans to manually review thousands of lines of AI-generated code. The abstraction of review is moving up the stack. Instead of checking syntax, developers will validate high-level plans, two-sentence summaries, and behavioral outcomes in a testing environment.

To prevent AI coding assistants from hallucinating, developer Terry Lynn uses a two-step process. First, an AI generates a Product Requirements Document (PRD). Then, a separate AI "reviewer" rates the PRD's clarity out of 10, identifying gaps before any code is written, ensuring a higher rate of successful execution.

Use a Second LLM as an Unbiased Code Reviewer to Uncover Architectural Flaws | RiffOn