Lakera GuardvsGray Swan Cygnal
Real-time AI security guardrails — now part of Cisco AI Defense versus Real-time prompt-injection and jailbreak defense proxy
Compare interactively in Explore →Choose Lakera Guard when…
- •You need real-time prompt-injection defense in production
- •You want a managed, enterprise-grade guardrails layer
- •You are already on Cisco's security stack
Choose Gray Swan Cygnal when…
- •You need runtime defense against indirect prompt injection via tool outputs
- •You want a drop-in proxy rather than an SDK you wire into every call site
- •You're replacing LLM Guard after its 2026-07 archival and want a maintained alternative
Side-by-side comparison
Lakera Guard
Real-time prompt-injection and data-leak protection for LLM and agent applications. Acquired by Cisco in May 2025 and integrated into Cisco AI Defense. The dominant commercial guardrails platform in 2026.
Gray Swan Cygnal
Runtime guardrails gateway from Gray Swan AI (CMU AI-safety spinout) that scores every prompt, response, and tool call for jailbreaks and prompt injection, including indirect injection via tool outputs. Deploys as a drop-in proxy — swap the model's base_url and every call gets scored.
Shared Connections1 tool both integrate with
Only Lakera Guard (3)
Only Gray Swan Cygnal (1)
Explore the full AI landscape
See how Lakera Guard and Gray Swan Cygnal fit into the bigger picture — 256 tools, 553 relationships, all mapped.