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.
MCP connector Server URL https://api.arcjet.com/mcpCopy Login OAuth Tools Reads data13 analyze- get- get- get- get- get- get- get- list- list- list- list- list-
Changes data7 create- create- explain- investigate- promote- submit- update-
Deletes or can't be undone1 delete-
Skills 12 in the Claude listing
Add ai protection Deprecated: use the `arcjet` skill instead. Add guard protection Deprecated: use the `arcjet` skill instead. Add request protection Deprecated: use the `arcjet` skill instead. arcjet Add Arcjet security protection to HTTP routes, AI agent tool calls, MCP servers, background jobs, and queue workers. Integrate arcjet guard agent framework go Integrate Arcjet Guard into Microsoft Agent Framework for Go (github.com/microsoft/agent-framework-go). Integrate arcjet guard claude agent sdk py Integrate Arcjet Guard into the Python Claude Agent SDK — wrap authored @tool with guard_tool, and use guard_hooks for UserPromptSubmit inbound plus PreToolUse on unwrapped built-ins / MCP. Integrate arcjet guard claude managed agents py Integrate Arcjet Guard into Python Claude Managed Agents — screen user.message with guard_events before sessions.events.send, and gate custom tools on agent.custom_tool_use with guard_custom_tool. Integrate arcjet guard crewai Integrate Arcjet Guard into official CrewAI — register process-wide PRE_TOOL_CALL with register_arcjet_hooks, or wrap a standalone BaseTool you call yourself with guard_tool. Integrate arcjet guard langchain py Integrate Arcjet Guard into Python LangChain — wrap a BaseTool you call with guard_tool, put ArcjetMiddleware + ToolPolicy on create_agent, or observe a chain with ArcjetCaptureHandler. Integrate arcjet guard openai agents py Integrate Arcjet Guard into Python OpenAI Agents — wrap FunctionTool / function_tool with guard_tool and read a caller-owned session or conversation id via openai_agents_context. Integrate arcjet guard strands agents py Integrate Arcjet Guard into Python Strands Agents — wrap authored @tool with guard_tool, and put guard_hooks on Agent(hooks=) for unwrapped / MCP tools via BeforeToolCallEvent.cancel_tool. Protect route Deprecated: use the `arcjet` skill instead. 
WorkOS#447