Pebblo vs Protopia AI Stained Glass Engine: Side-by-Side Comparison (2026)

Pebblo: AI security platform enforcing access control & governance for AI apps/agents. built by Daxa.ai. Core capabilities include Permissions-aware data connectors with classification for enterprise data sources (Safe Connectors), Role-appropriate and compliant data retrieval from vector databases (Safe Retriever), Secure MCP agent data access with identity and policy control, including prompt injection protection (Safe MCP)..

Protopia AI Stained Glass Engine: Creates privacy-preserving transforms to protect sensitive data in AI/ML training. built by Protopia AI. Core capabilities include Creates Stained Glass Transforms (SGTs) to protect sensitive data during AI model training, Integrates into existing training loops via API calls without modifying base model code, Uses PyTorch hooks to manipulate loss functions and manage data flows during SGT creation..

Both serve the MLSecOps market but differ in approach, feature depth, and target audience.

Pebblo differentiates with Permissions-aware data connectors with classification for enterprise data sources (Safe Connectors), Role-appropriate and compliant data retrieval from vector databases (Safe Retriever), Secure MCP agent data access with identity and policy control, including prompt injection protection (Safe MCP). Protopia AI Stained Glass Engine differentiates with Creates Stained Glass Transforms (SGTs) to protect sensitive data during AI model training, Integrates into existing training loops via API calls without modifying base model code, Uses PyTorch hooks to manipulate loss functions and manage data flows during SGT creation.

Pebblo is developed by Daxa.ai. Protopia AI Stained Glass Engine is developed by Protopia AI. Vendor maturity, funding stage, and team size can be important factors when evaluating long-term viability and support quality.

Pebblo integrates with OpenAI, MCP (Model Context Protocol). Protopia AI Stained Glass Engine integrates with PyTorch, Hugging Face Transformers. Check integration compatibility with your existing security stack before deciding.

Pebblo and Protopia AI Stained Glass Engine serve similar MLSecOps use cases: both are MLSecOps tools, both cover Mlsecops, Generative AI. Review the feature comparison above to determine which fits your requirements.