What's new in Arcjet?
What's new in Arcjet (2026-04-24). Advanced client signals for bot detection, request filtering in the Arcjet dashboard and agent-focused documentation.
What's new in Arcjet (2026-04-17). MCP server, a new AI coding agent plugin for Claude Code and Cursor, and new weekly security briefings via email.
Introducing Arcjet prompt injection detection. Catch hostile instructions before inference. Works with Next.js, Node.js, Flask, FastAPI, and any JavaScript / TypeScript or Python application.
We’ve just released v1.0 of the Arcjet JavaScript SDK. After more than two years of building, testing, and iterating in public, the
The Arcjet Python SDK allows you to implement rate limiting, bot detection, email validation, and signup spam prevention in FastAPI and Flask style applications.
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