Lakera Alternatives
API-first runtime security for LLM apps and agents, prompt injection and data-leak defense
Lakera is an AI security platform that protects LLM applications and agents at runtime.
Explore 48 alternatives to Lakera across 1 category. Each tool listed below shares at least one category with Lakera.
Top Lakera alternatives at a glance
- HOL Guard. Local-first runtime firewall that intercepts AI coding agent tool calls before they run
- HAIEC. Scans AI application code, runs adversarial tests against live endpoints, and generates signed compliance evidence
- Redcells. Automated adversarial testing for AI systems you own, with replayable evidence
- Presidio. Microsoft open-source SDK for detecting and anonymizing PII in text and images
- Guardrails AI. Open-source framework for adding input and output validators around LLM calls
📊 Observability & Analytics
Presidio
Microsoft open-source SDK for detecting and anonymizing PII in text and images
Guardrails AI
Open-source framework for adding input and output validators around LLM calls
NeMo Guardrails
NVIDIA toolkit for adding programmable guardrails to LLM conversational apps
Comet Opik
Comet provides an end-to-end model evaluation platform for AI developers.
RAGAS
Open-source evaluation and testing framework for LLM and RAG applications
Agenta
Open-source prompt management, evaluation, and observability for LLM apps
Dunetrace
Runtime reliability and failure detection for AI agents
Braintrust
Stop building AI in the dark.
Frequently asked questions
What are the best alternatives to Lakera?
Based on category overlap and popularity, the top alternatives to Lakera include: HOL Guard (Local-first runtime firewall that intercepts AI coding agent tool calls befor...); HAIEC (Scans AI application code, runs adversarial tests against live endpoints, and...); Redcells (Automated adversarial testing for AI systems you own, with replayable evidence); Presidio (Microsoft open-source SDK for detecting and anonymizing PII in text and images); Guardrails AI (Open-source framework for adding input and output validators around LLM calls). See all 48 alternatives compared on this page.
Is there a free alternative to Lakera?
Yes. 43 alternatives to Lakera offer a free tier or free trial: HOL Guard, HAIEC, Presidio, Guardrails AI, NeMo Guardrails, LLM Guard, and more. Use the comparison above to find the best fit for your use case.
Are there open-source alternatives to Lakera?
Yes. 23 of the 48 alternatives to Lakera listed here are open source: HOL Guard, Presidio, Guardrails AI, NeMo Guardrails, LLM Guard, Langfuse, and more. Open-source tools can be self-hosted for full control over data and infrastructure.
What is Lakera?
Lakera is an AI security platform that protects LLM applications and agents at runtime. Its API inspects inputs and outputs for prompt injection, data leakage, and policy violations, and governs what agents are allowed to do, with low added latency and no model changes. It also runs Gandalf, a g... See 48 alternatives to Lakera across 1 category.
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