Arcjet MCP

Arcjet is the runtime security platform that ships with your AI code. Enforce budgets, stop prompt injection, detect bots, and protect personal information with Arcjet's AI security building blocks. With the Arcjet MCP server, your coding agent can create sites, configure remote rules (rate limiting, bot protection, shield, filters), inspect requests, explain decisions, and manage security posture via MCP. DRY_RUN → verify → promote workflow built in. Works with Claude Code, Cursor, VS Code/Copilot, ChatGPT, Windsurf.

First seen 2 Oct 2026. Evidence as of 2 Oct 2026.