AI Compliance Vendors

CalypsoAI vs Fiddler AI

Side-by-side comparison of framework coverage, pricing, capabilities, and target customers. Last verified recently.

Canonical URL: https://aicompliancevendors.com/compare/calypsoai-vs-fiddler-ai

CalypsoAI

Adaptive AI security platform securing models and applications at inference layer

CalypsoAI provides a full-lifecycle platform to secure AI models, applications, and agents at the inference layer against adversarial threats, data leaks, and compliance failures. The platform offers real-time threat defense, proactive red-teaming with agentic testing against thousands of attack prompts monthly, runtime guardrails for sensitive data and policy enforcement, and centralized observability with audit logs for regulatory needs. Targeted at enterprises deploying GenAI, it supports model-agnostic protection across SaaS, on-premises, and hybrid environments, enabling safe innovation without vendor lock-in. Acquired by F5 in 2025 for $180M, its capabilities integrate into F5's application delivery platform.F5 press release, Paladin press, homepage (279 words)

Last verified April 26, 2026Dublin, IE

Fiddler AI

AI observability and security platform for enterprise ML and LLM applications

Fiddler AI provides an observability and security platform that monitors, analyzes, explains, and governs predictive ML models, generative AI, and agentic applications across their lifecycle. The platform offers visibility into agent behaviors, root cause analysis for failures, real-time guardrails for safety, faithfulness, PII detection, and policy enforcement. It supports enterprises in building trust through continuous monitoring, auditable logs, and evidence collection for compliance needs like GDPR and HIPAA. Targeted at Fortune 500 companies, particularly in financial services for use cases like fraud detection, risk assessment, and chatbots, Fiddler distinguishes itself with agentic observability, Fiddler Trust Models for cost-effective evaluations, and native integrations with tools like LangGraph and AWS SageMaker. Fiddler homepage, product page, financial services, about.

Last verified April 26, 2026Palo Alto, US

What the data shows

We haven't published an editorial verdict on this pair yet. The comparison below is built from public vendor materials and our taxonomy — no editorialized ranking.

  • Shared framework coverage: EU AI Act, HIPAA
  • Only CalypsoAI covers: GDPR Art. 22
  • Shared capabilities: 6 of 15 listed.

Want our editorial take? Email the editors or read our methodology.

At a glance

AttributeCalypsoAIFiddler AI
Founded20182018
HeadquartersDublin, IEPalo Alto, US
Employees51-20051-200
Funding$40M+ venture funding; Series A $13M (2020, Paladin-led), $23M (2023, Paladin-led), Crosspoint (2025); acquired by F5 for $180M (2025)Series C, $30M, 2026 led by RPS Ventures; total $100M
PricingEnterprise licensing; contact sales for quote, depending on deployment (SaaS/on-prem/hybrid) and plan.Contact for pricing
WebsiteVisit siteVisit site

Framework coverage

FrameworkCalypsoAIFiddler AI
EU AI ActPartialPartial
GDPR Art. 22Partial
HIPAAPartialPartial

Capabilities

CapabilityCalypsoAIFiddler AI
AI Incident Response
AI Model Inventory
Agent Tracing
Audit Logging
Bias & Fairness Testing
Drift Detection
Explainability
Hallucination Detection
LLM Evaluation
LLM Guardrails
LLM Guardrails & Content Filtering
LLM Observability
LLM Red Teaming
Model Monitoring
Prompt Management

Industries served

CalypsoAI

  • Government & Public Sector
  • Defense & National Security

Fiddler AI

  • Financial Services
  • Healthcare
  • Insurance
  • Government & Public Sector

Integrations

CalypsoAI

  • None listed

Fiddler AI

  • None listed

Frequently asked

What is the difference between CalypsoAI and Fiddler AI?+

CalypsoAI is Adaptive AI security platform securing models and applications at inference layer; Fiddler AI is AI observability and security platform for enterprise ML and LLM applications. The full side-by-side covers framework coverage (2 shared, 1 unique to CalypsoAI, 0 unique to Fiddler AI), pricing model, and capability overlap.

How do CalypsoAI and Fiddler AI pricing compare?+

CalypsoAI: Enterprise licensing; contact sales for quote, depending on deployment (SaaS/on-prem/hybrid) and plan. Fiddler AI: Free tier available; Developer at $0.002 per trace; Enterprise contact sales.

Which AI compliance frameworks do CalypsoAI and Fiddler AI both support?+

Both vendors document support for EU AI Act, HIPAA. Coverage strength varies; see the framework matrix below.

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Editorial independence: This comparison is free and was not paid for by either vendor. See our methodology.