Promptfoo MCP Proxy vs Witness AI for Developers: side-by-side comparison (2026)
Promptfoo MCP Proxy is a commercial agentic AI security solution by Promptfoo. Witness AI for Developers is a commercial agentic AI security solution by WitnessAI. Features, integrations, deployment and the company behind each one, side by side.
Proxy layer for controlling and monitoring MCP server access in AI apps.
Security platform for AI coding assistants and development agents
Side-by-side comparison
Feature
Promptfoo MCP Proxy
Witness AI for Developers
Pricing model
Commercial
Commercial
Category
Agentic AI Security
Agentic AI Security
Deployment and fit
Deployment type
Cloud
Hybrid
Company size fit
Mid-Market, Enterprise
SMB, Mid-Market, Enterprise
Company
Company
Promptfoo
WitnessAI
Use cases and capabilities
MCP Security
Yes
No
Agentic AI Security
Yes
No
AI Gateway
Yes
No
AI Observability
Yes
No
Proxy
Yes
No
Whitelist
Yes
No
PII
Yes
Yes
Sensitive Data
Yes
No
Log Management
Yes
No
AI Governance
Yes
No
Policy
No
Yes
Secrets Management
No
Yes
Core features
6 features listed
10 features listed
Integrations
2 integrations listed
4 integrations listed
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