✓ Use when
Any customer-facing AI application where users can input free text. Non-negotiable for regulated industries deploying LLMs.
✗ Avoid when
Internal-only tools with trusted users — the overhead is unnecessary.
What is Lakera Guard?
Lakera Guard is a security middleware for LLM applications. It detects and blocks prompt injection attacks, jailbreak attempts, PII leakage, and policy violations in real time. Drop-in API — add one line between your app and the LLM. Used by enterprises deploying customer-facing AI.
Key features
✓Prompt injection detection
✓Jailbreak attempt blocking
✓PII detection and redaction
✓Toxic content filtering
✓Policy violation alerts
Integrations
OpenAIAnthropicAzure OpenAI
Third-party ratings
G2
4.6· 180 reviews
💰 Real-world pricing
What people actually pay
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