01Four-Layer Prompt Stack: Enforces structured prompt composition using Objective, Role, Constraints, and Output Shape layers for enhanced control and security.
02Cloudflare Native Deployment: Leverages Cloudflare Workers and Durable Objects for serverless, globally distributed, and stateful prompt engineering infrastructure.
03Multi-layered Security Architecture: Implements B0-B4 security boundaries with specific mitigations against common threats like prompt injection, data leakage, and DoS.
04MCP Protocol Integration: Exposes a standardized set of MCP tools for managing prompt templates, executing prompts securely, and querying audit logs.
051 GitHub stars
06Comprehensive Guardrails: Includes input sanitization, structured separation, sandwich defense, PII/toxicity redaction, Zod output validation, and HMAC-signed template integrity.