Daxa.ai Pebblo vs Protopia AI Stained Glass Transform: Side-by-Side Comparison (2026)

Short answer

Security teams deploying retrieval-augmented generation chatbots need Daxa.ai Pebblo because it stops data poisoning and prompt injection at the retrieval layer before malicious inputs ever reach your model. The dual-layer architecture covers both Safe Infer (real-time redaction) and Safe RAG (authorization-aware vector database queries), which directly addresses NIST PR.DS and DE.CM requirements that most RAG platforms skip entirely. Skip this if your organization isn't actively using LLMs with external data sources; Pebblo's value evaporates without that specific architecture. Mid-market and enterprise teams shipping prompts to hosted LLMs with proprietary data will find real value in Stained Glass Transform because it actually keeps plaintext out of provider hands without requiring you to run your own model. The tool transforms sensitive data before it reaches the LLM API, covers both PR.DS and ID.AM areas of NIST CSF 2.0, and deploys via AWS sandbox for low-friction evaluation. Skip this if your constraint is cost over data control, or if you're already committed to on-premise LLM deployment; the vendor's 22-person team also means you're betting on a smaller operation than incumbent security vendors.

Based on our analysis of core features, integrations, company size fit, deployment model, here is our conclusion: