constitutional-ai

Train transformer models with constitution-based self-critique and RLAIF optimization.

Updated May 2, 2026

Search Tags:#self-critique #trl #rlhf-alternative #constitutional ai #reward modeling #safety alignment #rlaif

Ready to run

npx skills add https://github.com/qcmuu/AI-Research-Skills --skill constitutional-ai-qcmuu

💬 Prompt for ChatGPT / Claude Chat▼

Please help me install this Agent Skill.
Skill: constitutional-ai
Source: https://github.com/qcmuu/AI-Research-Skills/tree/main/07-safety-alignment/constitutional-ai
Command: npx skills add https://github.com/qcmuu/AI-Research-Skills --skill constitutional-ai-qcmuu

SYSTEM DOCUMENTATION & REQUIREMENTS

💡 This Skill requires transformers, torch, trl, and includes references (resource) components.

What problem does it solve?

Constitutional AI addresses the problem of making AI outputs safer and more harmless without relying on expensive, human-labeled safety datasets for harmful examples.

Core Features & Use Cases

Self-critique and revision: Uses a written set of principles to critique a draft response and produce a revised, more compliant answer.
RLAIF-based preference training: Trains a reward/preference model using AI-generated comparisons grounded in the constitution, reducing the need for human preference labels.
Practical safety alignment loop: Produces a reusable workflow for iterative improvement of helpfulness vs harmlessness.
Use case: Train a general-purpose model to avoid toxic, racist, or sexist content and to explain concerns thoughtfully rather than evasively refusing.

Quick Start

Train a harmlessness-aligned model by running supervised fine-tuning on constitution-revised responses, then follow with RLAIF reward training and RL optimization using TRL.

Frequently Asked Questions about constitutional-ai

High-intent search queries and answers about installing and using this skill.

FAQPage Schema

How does Constitutional AI align models without human safety labels?▼

Constitutional AI aligns models by using a written set of principles to guide self-critique and AI-generated feedback, producing safer responses without relying on expensive human-labeled safety datasets.

How do I train a reward model using RLAIF and TRL?▼

You can train a reward model using RLAIF and TRL by generating AI preference comparisons grounded in a constitution, then applying TRL training components for reward modeling and PPO-style optimization.

What's the best way to reduce toxic content generation in transformer pipelines?▼

To reduce toxic content, run supervised fine-tuning on constitution-revised responses, then follow with RLAIF reward training and RL optimization to iteratively improve model harmlessness.

Can I use TRL for both supervised revision and RLAIF optimization?▼

Yes, TRL supports the full safety alignment workflow spanning supervised fine-tuning on revised responses, AI preference comparison generation, reward-model training, and PPO/RLAIF-style optimization.

Do I need human preference labels for RLAIF-based safety alignment?▼

No, RLAIF-based safety alignment reduces the need for human preference labels by using AI-generated comparisons grounded in your written constitution to train the reward model.

What are the limitations of using self-critique for safety alignment?▼

Self-critique safety alignment depends heavily on the quality of your written constitution and requires implementing critique prompts, AI preference comparisons, and TRL training components across SFT, reward modeling, and RL optimization.