G
Guardrails
Open Source Privacy and Safety
Updated Feb 15, 2026
★ ·
Compared with 16 other Privacy and Safety agents Open source Self-hostable Updated Feb 2026
💰 Open Source
🔄 Updated Feb 2026
🖥️ Self-hostable
💰 Pricing
Open SourcePricing not publicly listed.
🎯 Use Cases
Filtering harmful or biased content from LLM-generated text Enforcing structured output formats (e.g., JSON) for LLM responses Validating code correctness in AI-generated programming assistance Ensuring medical/legal AI tools provide factually constrained answers
⚖️ Pros & Cons
✅ Pros
- Lightweight and easily integrable with existing LLM pipelines
- Customizable validation rules for domain-specific needs
- Active open-source community with ongoing improvements
❌ Cons
- Requires technical expertise to implement advanced validations
- Adds latency to LLM response times due to validation steps
- Limited pre-built validation templates for niche domains
Overview
Guardrails is an open-source Python package that enforces structure, type safety, and quality constraints on outputs generated by large language models (LLMs). It allows users to define validation rules, corrective actions, and custom checks to ensure LLM responses meet specific criteria.
Problem It Solves
It prevents unreliable or unsafe LLM outputs by validating and correcting responses before they reach end-users.
Target Audience: Developers and teams working with privacy and safety automation.
Inputs
- • User configuration
- • API credentials (if required)
- • Task parameters
Outputs
- • Automated task results
- • Status reports
- • Generated content or actions
Example Workflow
- 1 User configures the agent with required parameters
- 2 Agent receives input data or trigger
- 3 Agent processes the request using its core logic
- 4 Agent interacts with external services if needed
- 5 Results are returned to the user
Sample System Prompt
You are Guardrails, an AI assistant. Help the user accomplish their task efficiently.
Tools & Technologies
LLM APIs Python
Alternatives
- • AutoGPT
- • LangChain Agents
- • CrewAI
🔗Related AI Agents
FAQs
- Is this agent open-source?
- Yes
- Can this agent be self-hosted?
- Yes
- What skill level is required?
- Intermediate
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Guardrails