Guardrails AI
- Company typePrivate
- Founded2023
- HeadquartersMenlo Park, United States
- Headcount1–10
- GTM typeB2B
- OfferingSoftware
Guardrails AI firmographics
Firmographics- Name
- Guardrails AI
- Legal name
- Guardrails AI, Inc.
- Website
- https://guardrailsai.com
- Company type
- Private
- Founded year
- 2023
- Operating status
- Operating
- Headcount range
- 1–10 employees
- Ownership category
- akta.pro rank
Guardrails AI industry classification
Industry- Product category
- AI Safety and Reliability Software
- NAICS
- Security Systems Services (except Locksmiths) (561621)
- SIC
- Services-Engineering, Accounting, Research, Management (8700)
- akta.pro primary industry
- Safety & Alignment Evaluation (red-teaming, harmful capability testing) (HDAAAMAL)
- akta.pro secondary industry
- Application Security Engineering (DevSecOps, AppSec Remediation) (BPAEAFAI)
Keywords
Where Guardrails AI is headquartered
LocationHeadquarters
- HQ city
- Menlo Park
- HQ country
- United States
- HQ region
- North America
Offices1 record
Markets served
Guardrails AI business model
Business model- GTM type
- B2B
- Offering type
- Software
- Cost components
- Personnel, Technology or R&D, Infrastructure, Marketing or Sales, Operations
Revenue model
- Guardrails OSS (Open Source): Free open-source framework with community-contributed validators. Core adoption driver for product-led growth strategy. Users can download and self-host the framework.
- Guardrails Server (Hosted): Hosted version of the Guardrails Server enabling multi-language support via OpenAI SDK compatibility. Requires API key obtained from Guardrails Hub. Provides remote validator inference endpoints.
- Snowglobe Platform: Simulation platform for generating realistic user personas and conversation testing. Offered as a cloud-based service with authentication required. Supports enterprise-scale testing scenarios.
- Enterprise Support & Custom Development: Enterprise licensing and support for organizations requiring dedicated assistance, custom validators, or SLA guarantees. Targeted at government agencies and large enterprises.
Pricing tiers
| Model | Billing | Price |
|---|---|---|
| Freemium | Others | Open Source Free Tier |
| Subscription | Monthly | Hosted Server - Quote-based |
| Subscription | Monthly | Snowglobe - Quote-based |
Go-to-market motion3 records
Distribution channels5 records
Marketing channels9 records
Guardrails AI product offering
Product offeringCore offering
Guardrails AI provides an AI reliability platform for building, governing, and scaling production GenAI applications across any LLM and deployment environment. Its core offerings include the open-source Guardrails Python framework for runtime input/output validation (detecting hallucinations, PII leaks, jailbreaks, and policy violations), the Snowglobe simulation platform for testing LLM applications against realistic user personas, the Guardrails Hub of 65+ community-built validators, and the Guardrails Server for production deployment with OpenAI SDK compatibility.
Product overview
Guardrails AI is an AI reliability platform offering two core products: Guardrails (open-source Python framework) for runtime validation of LLM outputs, and Snowglobe for simulation testing. Guardrails Hub provides 65+ community-built validators covering risk categories like hallucination, PII, jailbreaks, and content moderation. Guardrails Server enables production deployment with OpenAI SDK compatibility. The AI Guardrails Index serves as an independent benchmark for evaluating guardrail solutions. Together, these products help organizations build, govern, and scale production GenAI applications across any LLM and deployment environment.
Differentiator
Problem solved
Functional benefit
Brands
- Snowglobe: A simulation environment for LLM teams to test how their applications respond to real-world user behavior. Run full workflows through realistic scenarios, catch edge cases early, and confidently improve before deploying to production.
- Guardrails Hub
- AI Guardrails Index
Products and services
- Guardrails (Open Source Framework) Open-source Python framework providing Input/Output Guards that detect, quantify, and mitigate risks in LLM outputs. Features low-latency real-time protection against PII leaks, hallucination, jailbreak attempts, and custom policy enforcement. Targets AI developers, LLMOps engineers, and enterprises building production GenAI applications.
- Snowglobe Cloud-hosted simulation environment for LLM teams to test how their applications respond to real-world user behavior. Runs hundreds of conversations in minutes across varied intents, personas, tones, goals, and adversarial tactics; generates judge-labeled datasets for evals and fine-tuning and surfaces failure patterns and edge cases. Targets enterprise AI teams and LLMOps engineers.
- Guardrails Hub Open source collection of 65+ community-built validators covering risk categories including hallucination, PII detection, jailbreaks, content moderation, competitor check, and topic restriction. Provides a centralized web portal for browsing, exploring, and deploying validators to prevent unsafe AI responses. API key required for hosted endpoint access.
- Guardrails Server Server deployment option for production environments offering OpenAI SDK compatible REST API endpoints, remote validator executions, and server-side support for custom functions. Enables multi-language support (Python and JavaScript clients) and hosting Guardrails in production infrastructure. Targets enterprise customers requiring production-grade AI safety infrastructure.
Quantifiable outcome
- 400+ test cases generated in one day vs. week-long manual process
- +3 more outcomes
Companies that use Guardrails AI
Customer profileNamed customers5 records
Segments4 records
Ideal customer profiles4 records
Guardrails AI technology and API
TechnologyTechnology focussed Yes
API detail
- Has API
- Yes
- API docs
- API detail
Core technology
AI maturity
App detail
Integration13 records
AI capability8 records
Feature8 records
Guardrails AI partnerships and signals
Strategic signalPartnerships
Nine partnerships are on record, tiered core and secondary.
- LangChaincoreOfficial integration partnership enabling Guardrails validators to work seamlessly within LangChain's LCEL (LangChain Expression Language) syntax. Guard converts to a LangChain-compatible runnable object.
- Hugging FacecoreIntegration support for Hugging Face models and ecosystem, extending Guardrails compatibility to a wide range of open-source LLMs.
- MetasecondaryMeta's Superintelligence safety team uses Snowglobe for AI risk evaluation and testing, as referenced in customer testimonials about safety evals.
- OpenAIcoreGuardrails Server provides OpenAI SDK compatible endpoints, allowing users to route OpenAI API calls through Guardrails validation. Also supports LiteLLM for extended LLM compatibility.
- AI Verify (IMDA, Govt. of Singapore)secondaryCollaboration on Singapore's AI Verify Pilot program, testing AI systems against government standards. Guardrails AI contributed to making AI risks tangible and measurable through simulation testing.
- NVIDIAsecondaryIntegration with NVIDIA NeMo Guardrails providing a comprehensive approach to AI safety. Blog article discusses complementary capabilities of both solutions.
- MLflowcoreIntegration with MLflow GenAI for running Guardrails validators inside MLflow evaluation workflows, enabling deterministic safety, PII, and quality validation as GenAI scorers.
- DeepLearning.aisecondaryCo-produced educational course with Andrew Ng on Building Safe & Reliable AI via Guardrails, available on DeepLearning.ai platform.
- LlamaIndexcoreIntegration partnership enabling Guardrails validators to work with LlamaIndex workflows for RAG and agent applications.
Scale indicators12 records
Recent moves6 records
Expansion highlights6 records
Guardrails AI competitors and assessment
Company assessmentDirect peers
- Patronus AI: Patronus AI is an AI safety and evaluation platform offering LLM evaluation, hallucination detection, and safety scoring tools. It directly overlaps with Guardrails AI's validator framework and Snowglobe simulation product.
- WhyLabs: WhyLabs provides AI observability and LLM monitoring with guardrail-style safeguards, bias detection, and data quality controls. It is comparable to Guardrails AI in serving enterprises deploying production LLM applications.
- Credo AI: Credo AI is an AI governance, risk, and compliance platform that helps enterprises comply with regulations like the EU AI Act. It overlaps with Guardrails AI's enterprise compliance positioning and government engagement.
- Lakera: Lakera (Gandalf) provides AI security and guardrails focused on prompt injection, jailbreak prevention, and content moderation for LLM applications. It is a direct competitor in the runtime guardrails category serving enterprise developers.
- HiddenLayer: HiddenLayer provides AI security solutions including model protection, adversarial attack detection, and AI threat monitoring for enterprise ML deployments. It is comparable to Guardrails AI in the AI security tooling category.
- Arthur AI: Arthur AI is an AI observability and performance monitoring platform for production ML models, including LLM applications. It offers guardrail-style monitoring, drift detection, and policy enforcement closely comparable to Guardrails AI's offerings.
- Robust Intelligence: Robust Intelligence was an AI security platform that offered guardrails, adversarial testing, and model validation. Acquired by Google Cloud, it remains a relevant comparable as a guardrails-focused platform serving enterprise customers.
Broad incumbents
- LlamaIndex: LlamaIndex is a leading RAG and data framework for LLM applications and a strategic integration partner. As a broader framework incumbent it overlaps with the integration surface where Guardrails operates.
- NVIDIA NeMo Guardrails: NVIDIA's NeMo Guardrails is the most direct competitor to Guardrails AI, offering programmable guardrails for LLM applications. NVIDIA is a broader AI platform incumbent with vastly more resources and distribution, and Guardrails AI even has a co-marketing partnership with NVIDIA.
- LangChain: LangChain is the dominant AI application development framework and a strategic integration partner for Guardrails AI. As a broader incumbent with native validation features, LangChain could expand its built-in guardrails and compete more directly with Guardrails.
Market position
Strengths5 records
Weaknesses5 records
Competitive moat5 records
Key risks5 records
Key highlights7 records
Customer concentration
Guardrails AI social profiles
Digital presenceGuardrails AI financial estimates
Financial estimateRevenue estimate
Valuation estimate
Guardrails AI leadership team
Management profileNumber of profiles
Profiles2 records
Guardrails AI funding detail
Funding detailFunding overview
Funding rounds1 record
Investors7 records
Funding detail is available on the Subscription and Enterprise plan.Contact sales →
Guardrails AI M&A and investment
M&A and investmentM&A
Investments
M&A and investment is available on the Subscription and Enterprise plan.Contact sales →
Frequently asked questions about Guardrails AI
What does Guardrails AI do?
Guardrails AI provides an AI reliability platform for building, governing, and scaling production GenAI applications across any LLM and deployment environment. Its core offerings include the open-source Guardrails Python framework for runtime input/output validation (detecting hallucinations, PII leaks, jailbreaks, and policy violations), the Snowglobe simulation platform for testing LLM applications against realistic user personas, the Guardrails Hub of 65+ community-built validators, and the Guardrails Server for production deployment with OpenAI SDK compatibility.
Is Guardrails AI a public or private company?
Guardrails AI is a private company. It is classified as venture growth investor backed and is currently operating.
When was Guardrails AI founded?
Guardrails AI was founded in 2023. It employs 1 to 10 people.
Where is Guardrails AI based?
Guardrails AI is headquartered in Menlo Park, United States, in the North America region.
How does Guardrails AI make money?
Four revenue lines are on record. Guardrails OSS (Open Source) is the primary driver. The others are guardrails Server (Hosted), snowglobe Platform and enterprise Support & Custom Development.
Who are Guardrails AI's main competitors?
Direct peers on record are Patronus AI, WhyLabs, Credo AI, Lakera, HiddenLayer, Arthur AI and Robust Intelligence. Broad incumbents are LlamaIndex, NVIDIA NeMo Guardrails and LangChain.
Does Guardrails AI have an API?
Yes. Guardrails Server REST API with OpenAI SDK compatible endpoints. Supports remote validator executions and server-side custom functions. Provides endpoints for CRUD operations on Guards (/guards), OpenAI-compatible chat completions (/guards/{guardName}/openai/v1/chat/completions), and validation (/guards/{guardName}/validate). Authentication via HTTP bearer token and API key header (authorization). The server runs on localhost:8000 by default with Swagger UI documentation at /docs. Also supports JavaScript SDK via OpenAI-compatible SDK with base_url routing. Developer documentation is at guardrailsai.com/guardrails/docs/guardrails_server_api.
What industry is Guardrails AI in?
Guardrails AI's product category is AI Safety and Reliability Software. Its primary akta.pro industry code is HDAAAMAL, Safety & Alignment Evaluation (red-teaming, harmful capability testing), with a secondary code of BPAEAFAI, Application Security Engineering (DevSecOps, AppSec Remediation). Its NAICS code is 561621 and its SIC code is 8700.