Gray Swan CygnalvsLakera Guard
Real-time prompt-injection and jailbreak defense proxy versus Real-time AI security guardrails — now part of Cisco AI Defense
Compare interactively in Explore →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
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
Side-by-side comparison
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.
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.
Shared Connections1 tool both integrate with
Only Gray Swan Cygnal (1)
Only Lakera Guard (3)
Explore the full AI landscape
See how Gray Swan Cygnal and Lakera Guard fit into the bigger picture — 256 tools, 553 relationships, all mapped.