The Security Layer for LLMs

The Secure Proxy for your LLM Stack

Unified logging, prompt injection scanning, and PII redaction. Think of it as a dashcam + fuse for your AI applications.

Works with any model

OPENAIANTHROPICGOOGLEMISTRALMETA
proxy-setup.ts
const openai = new OpenAI({
  apiKey: process.env.OPENAI_API_KEY,
  // Just change the baseURL to use PromptShield
  baseURL: "https://promptshield.space/api/v1",
  defaultHeaders: { "x-project-id": "proj_123" }
})

Integration takes less than 60 seconds

Scanner API

Detect prompt injection, exfiltration attempts, and unsafe intentions with a simple POST.

Redactor API

Regex-based PII/secret redaction for logs, analytics, and support workflows.

Tool Guard

Audit tool-call JSON (allow/deny + explanation) before execution.

Interactive Demos

Experience the shield in action with real-time examples.

Scanner API

Detect injections and exfiltration.

demo

Redactor API

Detect and mask PII patterns.

demo

Tool Guard API

Audit model-generated tool calls.

demo
Fast
Edge Latency
100%
Data Privacy
Audit
Ready Logs
Async
Processing
Knowledge Base

Engineering Guides

Practical patterns for building production-grade AI features with security in mind.

You keep vibe coding. We keep your app from crashing.

Join hundreds of developers using PromptShield to ship safer AI products with zero configuration overhead.

No spam. Product updates only.