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Agent Security vs MemPalace

A side-by-side comparison of pricing, ratings, features, pros and cons.

Agent Security
Agent SecurityNeuralTrustContact
MemPalace
MemPalacemilla-jovovichFree
DescriptionAI agent security framework by NeuralTrust protecting against prompt injection and memory poisoning.Open-source AI memory system that stores full conversations and project data locally without cloud dependencies. Organizes memories into a hierarchical "palace" structure, achieves 96.6% recall on LongMemEval benchmarks (highest scoring), supports MCP integration and works offline with local LLMs.
Category
DeveloperNeuralTrustmilla-jovovich
Verified StatusNoNo
Last UpdatedAug 2026Aug 2026
Pricing ModelContactFree
Free PlanNoYes
Free TrialNo
Open SourceNoNo
API AccessNo
Features
Runtime governance of AI agent tool execution
Long-term memory integrity protection
Continuous autonomous behavior monitoring
Adaptive, contextual privilege controls
Prompt injection and data exfiltration defense
GDPR, NIST, ISO 42002, and OWASP compliance alignment
Verbatim conversation storage — no summarizing, extracting, or paraphrasing of stored text
96.6% recall@5 on the LongMemEval benchmark, fully local with zero API calls
Structured index: people/projects organized as "wings", topics as "rooms"
Pluggable storage backend
Dedicated retention setup path for Claude Code's 30-day session expiry
Free and open source, distributed via GitHub and PyPI
Tags
ai-agent-securityprompt-injection-defensecomplianceenterprise-securityai-governance
mempalaceopensourcememorysystemstores
Review Count00
Saves00
Views458
Quality Score24/10062/100
Website StatusOnlineOnline
Websiteagentsecurity.comgithub.com
Social Links2 linked1 linked
ScreenshotsNoNo
Pros
Free to use
Cons
Pricing isn't publicly listed

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