20+ Best Alternatives to HiddenLayer in 2026

Looking for an alternative to HiddenLayer? Below are 20 AI startups working in the same space — ranked by our Neuron score so the most credible options come first. Each card shows what makes the tool a viable substitute, pricing signals, and funding stage.

1. 1

   Lakera

   💰 Undisclosed

   The leading AI-native security platform to secure your AI future and accelerate GenAI, agents, and MCPs for enterprise teams.

   Why it's similar: Shares categories with HiddenLayer — AI Governance, AI for Cyber Defense.

   💵 Enterprise · Contact sales

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2. 2

   Persona

   💰 Undisclosed

   Persona provides flexible and secure identity verification solutions for businesses to verify real people and real businesses online.

   Why it's similar: Shares categories with HiddenLayer — AI for Cyber Defense.

   💵 Enterprise · Contact sales

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3. 3

   Alloy

   💰 Undisclosed

   The identity and fraud prevention platform for financial services, powered by Actionable AI.

   Why it's similar: Shares categories with HiddenLayer — AI for Cyber Defense.

   💵 Enterprise · Contact sales

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4. 4

   Vectra AI

   💰 Undisclosed

   Cybersecurity AI that stops attacks others can’t by revealing who's doing what on your network right now.

   Why it's similar: Shares categories with HiddenLayer — AI for Cyber Defense.

   💵 Enterprise · Contact sales

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5. 5

   Abnormal Security

   💰 $250M

   Protect humans with behavioral AI against phishing, social engineering, and account takeovers.

   Why it's similar: Shares categories with HiddenLayer — AI for Cyber Defense.

   💵 Enterprise · Contact sales

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6. 6

   Adaptive Security

   💰 Undisclosed

   Security Awareness Training Built for AI Threats.

   Why it's similar: Shares categories with HiddenLayer — AI for Cyber Defense.

   💵 Enterprise · Contact sales

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7. 7

   Snyk

   💰 Undisclosed

   The AI Security Fabric for securing code, models, and agents in the age of AI-driven development.

   Why it's similar: Shares categories with HiddenLayer — AI for Cyber Defense.

   💵 Enterprise · Contact sales

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8. 8

   Skyflow

   💰 Undisclosed

   Skyflow provides runtime AI data control, securing sensitive data across datastores, models, and AI agents.

   Why it's similar: Shares categories with HiddenLayer — AI for Cyber Defense.

   💵 Enterprise · Contact sales

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9. 9

   SandboxAQ

   💰 Undisclosed

   Transforming the world with AI and advanced computing, applying quantitative AI to solve complex challenges in various industries.

   Why it's similar: Shares categories with HiddenLayer — AI for Cyber Defense.

   💵 Enterprise · Contact sales

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10. 10

    Cyera

    💰 Undisclosed

    AI-Native Data Security for Cloud, SaaS, On-Prem, and AI environments.

    Why it's similar: Shares categories with HiddenLayer — AI for Cyber Defense.

    💵 Enterprise · Contact sales

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11. 11

    Arize AI

    💰 Undisclosed

    The AI & Agent Engineering Platform for development, observability, and evaluation of LLM applications.

    Why it's similar: Shares categories with HiddenLayer — AI Governance.

    💵 Enterprise · Contact sales

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12. 12

    Patronus AI

    💰 Undisclosed

    A frontier lab training the first Digital World Models to simulate and predict agent actions in digital workflows.

    Why it's similar: Shares categories with HiddenLayer — AI Governance.

    💵 Enterprise · Contact sales

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13. 13

    Helicone

    💰 Undisclosed

    Helicone is an AI gateway and LLM observability platform that helps companies route, debug, and analyze their AI applications.

    Why it's similar: Shares categories with HiddenLayer — AI Governance.

    💵 Free · From $79/mo

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14. 14

    Galileo AI

    💰 Undisclosed

    The AI observability and eval engineering platform where offline evals become production guardrails.

    Why it's similar: Shares categories with HiddenLayer — AI Governance.

    💵 Enterprise · Contact sales

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15. 15

    Reach Security

    💰 Undisclosed

    Proactively identify and remediate security control misconfigurations to close gaps faster than AI-powered attacks.

    Why it's similar: Shares categories with HiddenLayer — AI for Cyber Defense.

    💵 Enterprise · Contact sales

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16. 16

    Prophet Security

    💰 Undisclosed

    Empower your SOC with a fleet of autonomous AI agents that accelerates Tier 1, Tier 2, and Tier 3 tasks.

    Why it's similar: Shares categories with HiddenLayer — AI for Cyber Defense.

    💵 Enterprise · Contact sales

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17. 17

    Dropzone AI

    💰 Undisclosed

    AI Agents for Alert Triage & Threat Hunting, enabling your SOC to operate at machine scale.

    Why it's similar: Shares categories with HiddenLayer — AI for Cyber Defense.

    💵 Enterprise · Contact sales

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18. 18

    Sardine

    💰 Undisclosed

    The top agentic risk platform for real-time fraud prevention, AML compliance, and AI-driven attack protection.

    Why it's similar: Shares categories with HiddenLayer — AI for Cyber Defense.

    💵 Enterprise · Contact sales

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19. 19

    Credo AI

    💰 Undisclosed

    One platform to discover, assess, and govern every AI agent, model, and application — continuously and in context.

    Why it's similar: Shares categories with HiddenLayer — AI Governance.

    💵 Enterprise · Contact sales

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20. 20

    Wiz

    💰 Undisclosed

    AI Cybersecurity for All Your Cloud and AI Applications.

    Why it's similar: Shares categories with HiddenLayer — AI for Cyber Defense.

    💵 Enterprise · Contact sales

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