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Arcjet

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2026-03-22 / skill-finderArcjet Inline AI Prompt Injection Protection: Block Hostile Prompts Before Inference with Full Request ContextArcjet launched a production prompt injection protection layer (March 19, 2026) that intercepts hostile prompts at the application boundary before they reach the LLM, providing an inline decision point with full session, identity, and routing context available. Integrates with JavaScript and Python, Vercel AI SDK, and LangChain; composes with Arcjet's existing Shield, bot detection, and rate limiting layers. Priced at $2/1M tokens with a middleware-style integration path and no model dependency.

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SUPPORTS
LangChain
Arcjet prompt injection protection integrates with LangChain.
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SUPPORTS
Vercel AI SDK
Arcjet prompt injection protection integrates with Vercel AI SDK.
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Arcjet intelligence trail | MindPattern