Last updated: 7 November 2026. Facts are vendor claims checked on that date; nothing was tested independently.

F5 AI Red Team (formerly CalypsoAI)

Automated red teaming with "agent swarms", sold alongside F5 AI Guardrails.

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What it tests

Claimed on the vendor's own pages. Nothing here was tested independently.

• Prompt injection
• Jailbreaks
• Data leakage
• Multi-turn jailbreaks
• RAG data leakage

Framework mappings

OWASP LLM Top 10. Says it "supports" NIST and EU AI Act programs; not listed as formal mappings.

Offering

• "Autonomous attacker agents" deployable in the cloud or on-prem.
• Bundled with F5 AI Guardrails.

Pricing

Not public. Not public. Free tier: none stated. See what AI red teaming costs.

Ownership history

CalypsoAI (Dublin) was acquired by F5; ThinkBusiness reported the deal as closed in September 2025.

Alternatives

Three vendors with a similar offering type and overlapping coverage. Chosen by category and claimed coverage, then alphabetically; no ranking is implied.

• Enkrypt AI

  Automated platform Acquired by Anaconda

  Self-serve, credit-priced red teaming and guardrails with a free tier.

• Promptfoo

  Automated platform Part of OpenAI

  The most widely used open-source LLM red-teaming tool. The paid tiers add dashboards, SSO and continuous monitoring. Buyers should note that it is now owned by a model vendor.

• Cisco AI Defense

  Automated platform Robust Intelligence acquired by Cisco

  Red teaming as a validation feature of a broad enterprise AI security suite.