Alternatives directory

HiddenLayer alternatives

Vendors in the directory with the most taxonomy overlap with HiddenLayer — shared frameworks, capabilities, industries, and integrations.

See HiddenLayer profile Use the matchmaker
Last verified April 22, 2026

How this shortlist is built

Ranking is deterministic: same product category (heaviest signal), then shared framework coverage, capabilities, industries, and integrations documented on each vendor's profile. No editorial narrative has been written for this page yet.

If you want a long-form comparison with pros, cons, and verdicts, see our curated alternatives pages or run the matchmaker.

At-a-glance

AlternativeShared frameworksShared capabilitiesPricing
Prompt SecurityEU Artificial Intelligence Act, ISO/IEC 42001:2023 AI Management System, NIST AI Risk Management FrameworkAI Model Inventory, Policy Management, Risk Assessment Workflow +5contact onlyCompare
Robust IntelligenceNIST AI Risk Management FrameworkAI Model Inventory, Policy Management, Risk Assessment Workflow +5contact onlyCompare
LakeraEU Artificial Intelligence Act, NIST AI Risk Management FrameworkModel Monitoring, LLM Red Teaming, LLM Guardrails & Content Filtering +3contact onlyCompare
TrojAINIST AI Risk Management Framework, EU Artificial Intelligence ActPolicy Management, Risk Assessment Workflow, Model Monitoring +3contact onlyCompare
Fiddler AIEU Artificial Intelligence Act, NIST AI Risk Management Framework, ISO/IEC 42001:2023 AI Management SystemAI Model Inventory, Policy Management, Risk Assessment Workflow +4usage basedCompare
Credo AIEU Artificial Intelligence Act, NIST AI Risk Management Framework, ISO/IEC 42001:2023 AI Management SystemAI Model Inventory, Policy Management, Risk Assessment Workflow +4contact onlyCompare

How each alternative compares

#1

Prompt Security

Prompt Security is the AI security company helping you manage GenAI risks.

Compare side-by-side

Capabilities Prompt Security has that HiddenLayer doesn't

  • Bias & Fairness Testing
  • Regulatory Intelligence

Common ground: both serve Financial Services, SaaS & Technology.

#2
Compare side-by-side

Capabilities Robust Intelligence has that HiddenLayer doesn't

  • Bias & Fairness Testing

Common ground: both serve Financial Services, Government & Public Sector, SaaS & Technology, Defense & National Security.

#3

Lakera

The leading security platform to secure your AI future.

Compare side-by-side

Capabilities Lakera has that HiddenLayer doesn't

  • Regulatory Intelligence

Capabilities HiddenLayer has that Lakera doesn't

  • AI Model Inventory
  • Audit Evidence Collection

Common ground: both serve SaaS & Technology, Financial Services.

#4

TrojAI

Deploy AI Agents with Confidence.

Compare side-by-side

Capabilities TrojAI has that HiddenLayer doesn't

  • Bias & Fairness Testing
  • Explainability

Capabilities HiddenLayer has that TrojAI doesn't

  • AI Model Inventory
  • Third-Party AI Vendor Risk

Common ground: both serve Financial Services, Defense & National Security.

#5

Fiddler AI

AI observability and security for agentic and generative systems.

Compare side-by-side

Capabilities Fiddler AI has that HiddenLayer doesn't

  • Bias & Fairness Testing
  • Explainability

Capabilities HiddenLayer has that Fiddler AI doesn't

  • Third-Party AI Vendor Risk

Common ground: both serve Financial Services, Government & Public Sector, SaaS & Technology, Defense & National Security.

#6

Credo AI

Context-driven AI governance for regulated enterprises.

Compare side-by-side

Capabilities Credo AI has that HiddenLayer doesn't

  • Bias & Fairness Testing
  • Explainability
  • Regulatory Intelligence

Capabilities HiddenLayer has that Credo AI doesn't

  • LLM Guardrails & Content Filtering

Common ground: both serve Financial Services, Government & Public Sector, Defense & National Security.

See something missing?

These shortlists update automatically as we catalogue more vendors and expand coverage.

Suggest a vendor