arcjet-js MCP Server
arcjet/arcjet-js
[](https://agentrank-ai.com/tool/arcjet--arcjet-js/?utm_source=badge&utm_medium=readme&utm_campaign=agentrank_badge) Runtime security for AI apps and agents: prompt injection detection, tool-call authorization, sensitive-data redaction, bot protection, and rate limiting. Drop it into your JS/TS code.
claude mcp add agentrank -- npx -y agentrank-mcp-server Overview
arcjet/arcjet-js is a TypeScript tool licensed under Apache-2.0. Runtime security for AI apps and agents: prompt injection detection, tool-call authorization, sensitive-data redaction, bot protection, and rate limiting. Drop it into your JS/TS code. Topics: agent-security, ai-agents, ai-security, application-security, bot-detection, llm-security, mcp, pii-detection, prompt-injection-detection, rate-limiter, runtime-security, tool-authorization, typescipt.
Ranked #12 out of 24849 indexed tools.
In the top 1% of all indexed tools.
Used by 3,015 other projects.
Has 17 contributors.
Actively maintained with commits in the last week.
Ecosystem
Score Breakdown
686 stars → growing community
Last commit today → actively maintained
334/345 issues closed → responsive maintainer
17 contributors → active community
3,015 dependents → widely adopted
Weights: Freshness 20% · Issue Health 20% · Dependents 22% · Stars 10% · Contributors 8% · How we score →
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[](https://agentrank-ai.com/tool/arcjet--arcjet-js/?utm_source=badge&utm_medium=readme&utm_campaign=agentrank_badge) <a href="https://agentrank-ai.com/tool/arcjet--arcjet-js/?utm_source=badge&utm_medium=readme&utm_campaign=agentrank_badge"><img src="https://agentrank-ai.com/api/v1/badge/arcjet--arcjet-js" alt="AgentRank"></a> Matched Queries
From the README
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# Arcjet - JS SDK
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[Arcjet][arcjet] is the runtime security platform that ships in your AI code. Detect prompt injection, authorize agent tool calls, redact sensitive data, and block bots and abuse. Real-time security building blocks you call inside your app, before an action happens.
This is the monorepo containing various [Arcjet][arcjet] open source packages for JS.
## Why Arcjet?
Your app's AI features and agents take real actions, calling tools, reading data, hitting APIs. Arcjet runs inside that code and lets you enforce security on each action in real time, then audit w Read full README on GitHub → Get the weekly AgentRank digest
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