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.
This repository also configures its own agents. See what arcjet-js tells them →
Skill Claude CodeCodex
Integrate Arcjet security into a Vercel AI SDK (v7) application using @arcjet/guard — wrap agent tools with guard checks, enforce rules on risky app actions, and emit audit events joined by one correlation ID. Use when asked to add Arcjet to an AI SDK app, protect or rate limit agent tool calls, guard AI agent…
Skill Claude Code
Integrate Arcjet security into a Claude Agent SDK agent using @arcjet/guard — wrap tool() handlers, screen inbound prompts with UserPromptSubmit, and deny unwrapped built-in/MCP tools with PreToolUse. Use when asked to add Arcjet to a Claude Agent SDK or Claude Code agent, rate limit its tools, screen inbound…
Skill Claude CodeCodex needs its repo
Integrate Arcjet security into a Vercel Eve agent using @arcjet/guard — add guard gates to tools and connections, screen inbound messages, and record agent lifecycle events correlated to the session. Use when asked to add Arcjet to an Eve agent, rate limit its tools, guard connection access, or screen inbound messages.
Skill Claude CodeCodex
Integrate Arcjet security into a Genkit JS agent using @arcjet/guard — wrap ai.defineTool, put guardMiddleware on generate({ use }) for unwrapped / MCP / filesystem tools, and read a caller-owned id from generate({ context }). Use when asked to add Arcjet to genkit, rate limit its tools, screen inbound messages, or…
Skill Claude CodeCodex
Integrate Arcjet security into a LangChain JS createAgent using @arcjet/guard — wrap tool() / StructuredTool, put guardMiddleware on createAgent({ middleware }) for MCP / unwrapped tools, and read configurable.threadid for correlation. Use when asked to add Arcjet to langchain createAgent, rate limit its tools, screen…
Skill Claude CodeCodex
Integrate Arcjet security into a LangGraph Graph API agent using @arcjet/guard — wrap tool() / StructuredTool, wrap ToolNode for unwrapped MCP tools, and read threadid for correlation. Use when asked to add Arcjet to a LangGraph StateGraph / ToolNode agent, rate limit its tools, screen inbound messages, or block…
Skill Claude CodeCodex
Integrate Arcjet security into a Mastra agent using @arcjet/guard — wrap createTool execute, screen input/output with a Processor tripwire, and gate unwrapped MCP/workspace tools with hooks. Use when asked to add Arcjet to a Mastra agent, rate limit its tools, screen inbound messages, or block prompt injection / PII.
Skill Claude CodeCodex
Integrate Arcjet security into an OpenAI Agents text Agent using @arcjet/guard — wrap tool({ execute }), screen inbound before run(), and read a caller-owned id from runContext.context. Use when asked to add Arcjet to @openai/agents, rate limit its tools, screen inbound messages, or block prompt injection / PII.
Skill Claude CodeCodex
Integrate Arcjet security into a Strands Agents JS app using @arcjet/guard — wrap tool({ callback }), put guardHooks on Agent({ plugins }) for unwrapped / MCP / vended tools, and read a caller-owned id from invocationState. Use when asked to add Arcjet to strands-agents, rate limit its tools, screen inbound messages…
Skill Claude Code
Integrate Arcjet security into Claude Managed Agents (hosted REST+SSE, beta managed-agents-2026-04-01) using @arcjet/guard — screen user.message / initialevents before sessions.events.send, and gate custom tools on agent.customtooluse. Use when asked to add Arcjet to Claude Managed Agents, rate limit custom tools, or…
Skill Claude CodeCodex
Integrate Arcjet security into a Google ADK JS app using @arcjet/guard — put guardPlugin first on Runner({ plugins }) so beforeToolCallback gates tools, and read a caller-owned id from helper options or context. Use when asked to add Arcjet to Google ADK, @google/adk, rate limit its tools, screen inbound messages, or…
Skill Claude CodeCodex
Integrate Arcjet security into a TanStack AI chat() app using @arcjet/guard — put guardMiddleware first on chat({ middleware }) so onBeforeToolCall gates tools, and read a caller-owned id from chat({ context }). Use when asked to add Arcjet to TanStack AI, rate limit its tools, screen inbound messages, or block prompt…
Skill Claude CodeCodex
Choose which Arcjet rules address a security problem. Use when deciding between detectBot, shield, rate limits, detectPromptInjection, sensitiveInfo, validateEmail, filter, or Guard-only content moderation.
Skill Claude CodeCodex
Connect a project to Arcjet with the CLI: sign in, pick a team and site, and write ARCJETKEY. Use when bootstrapping Arcjet, listing requests or guards, or managing remote rules from a terminal.
Skill Claude CodeCodex
Add Arcjet Guard to non-HTTP JavaScript: agent tool calls, MCP handlers, queue workers, and background jobs. Use when there is no HTTP request object, or when the user asks to guard tools, rate-limit agent actions, or block prompt injection on tool arguments.
Skill Claude CodeCodex
Connect an AI coding client to the Arcjet MCP server at https://api.arcjet.com/mcp. Use when the client has built-in MCP support or the CLI is not available.
Skill Claude CodeCodex
Add Arcjet request protection to JavaScript and TypeScript HTTP handlers. Use when protecting Next.js, Express, Fastify, SvelteKit, Remix, React Router, Hono, Astro, Nuxt, Bun, Deno, NestJS, or Node.js routes with rate limiting, bot detection, Shield, email validation, or sensitive info detection.
Skill Claude CodeCodex
Integrate Arcjet security into a Cloudflare Think app using @arcjet/guard — assign guardHooks().beforeToolCall on a Think subclass so the hook gates tools, and read a caller-owned id from helper options. Use when asked to add Arcjet to Cloudflare Think, @cloudflare/think, rate limit its tools, screen inbound messages…
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