Open Source Alternatives to Gray Swan

Europe's first independent sovereign guardrail platform for enterprise AI agents.

Open source

AI security platform to control AI behavior and accelerate enterprise GenAI adoption.

Open source

Knostic provides need-to-know access controls for Generative AI to prevent LLM oversharing.

Open source

Next-gen API security for semantic applications and LLMs.

Open source · Self-hostable

An applied cybersecurity research lab using AI agents to autonomously discover, exploit, and verify software vulnerabilities.

Open source · Self-hostable

Ensuring compliance and enhancing AI technology services with regulated AI solutions.

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OpenAI is an AI research and deployment company dedicated to ensuring that artificial general intelligence benefits all of humanity.

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Agentic security platform for AI-assisted software development.

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AI observability platform for understanding, monitoring, and improving ML models in production.

Open source

Orq.ai is a Generative AI Collaboration Platform for building, deploying, and managing production-grade AI agents and LLM applications.

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Neptune provides a data platform for businesses to manage and analyze their data.

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Paart inspects AI agent traffic to classify identities and enforce policy inline.

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TandemTrace provides AI Threat Hunting Agents that weaponize LLMs for autonomous cybersecurity defense.

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A pre-launch company focused on developing innovative solutions, with a website indicating future operations.

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SpaceXAI is an artificial intelligence and social media company, a subsidiary of SpaceX, developing the generative AI chatbot Grok and the social network X.

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Agency builds custom AI Agents that operate 24/7/365, offering consulting, development tools, and an observability platform to help businesses automate.

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Cybersecurity company focused on securing AI and ML systems with innovative MLSecOps products.

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AI-powered platform for managing software and AI supply chain risks.

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Vijil provides AI software tools for developers to build, test, and operate trustworthy intelligent AI agents.

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Torch Security provides universal identity security and governance for all identities, including non-human ones like AI agents.

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AI-powered platform for automated vulnerability discovery and remediation.

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AI Control Plane for LLM reliability, ensuring accurate, safe, and trustworthy AI outputs.

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Measures quantum-decryption risk to sensitive data with its Decryption Blast Radius score.

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AI infrastructure for privacy-first AI applications with PII redaction and intelligent model routing.

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Registry to compare AI models on cost, billing, architecture, and capability.

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AI agent safety platform with cost caps, approval gates, and tamper-evident audit logs.

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Open-source AI platform for securely deploying intelligent agents, private enterprise search, and complex document workflows on an organization's own data.

Open source · Self-hostable

Lians provides a financial-grade memory layer for AI agents operating in regulated environments, ensuring point-in-time correct and tamper-evident recall.

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AI-powered platform providing strategic business advice and operational optimization for growth.

Open source

A privacy-preserving AI platform that redacts sensitive data from text and audio, enabling safe use of large language models.

Open source · Self-hostable

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Reliable AI systems and trapped-ion atomic, molecular and optical physics research.

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Pioneering AI research and development to solve intelligence and advance science for humanity.

Open source

AI-native growth co-founder for SEO, offering software and services for durable organic growth.

Open source · Self-hostable

AI research and deployment company building safe and beneficial AGI.

Open source

Coro provides an all-in-one cybersecurity platform for mid-market organizations, defending against malware, ransomware, phishing, and other threats across devices, users, and cloud applications.

Open source

Prevention-as-a-Service for next-gen threat detection across email, web, and cloud apps.

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Enterprise cybersecurity platform that maps and secures the external attack surface.

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SafeBreach offers a continuous security validation platform that simulates breach and attack scenarios to identify security gaps.

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Developing advanced AI models with a focus on reducing hallucinations.

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Automates and streamlines cybersecurity risk reduction and remediation workflows.

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Network visibility and security analytics platform for modern, distributed environments.

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Enterprise visual generative AI platform built on licensed data for compliant content creation, offering controllable image and video generation.

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Secures cloud environments by protecting human and non-human identities with a machine-first approach.

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Agentic endpoint security for AI coding, providing visibility, governance, and real-time protection.

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Predictive data security platform that forecasts and maps data access for automated, adaptive protection.

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Chinese AI company developing advanced models for Artificial General Intelligence (AGI).

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Monitors and remediates issues with third-party APIs, focusing on breaking changes, latency, and costs.

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AI agents that perform complex workflows, with an intelligence layer for continuous upskilling and reliability.

Open source

Proactive Kubernetes security platform identifying and mitigating actual attack path exposures.

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Netskope provides a leading security service edge (SSE) platform that unifies security and networking to protect data and users everywhere.

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Application Security Posture Management (ASPM) for enterprise application discovery, classification, and management.

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Tinfoil makes your AI workflows secure, verifiable, and private.

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UK's sovereign AI company building domestic LLMs and AI infrastructure.

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The secure action layer for production AI agents.

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Antithesis is an autonomous software testing platform that finds the bugs others miss.

Open source

Israeli cybersecurity startup using AI for proactive security exposure detection.

Open source