Agen.co Discover vs Repello MCP Gateway: Side-by-Side Comparison (2026)

Agen.co Discover: Discovers & inventories all AI agents across IdP, cloud, and endpoints. built by Agen.co. Core capabilities include Continuous AI agent discovery across IdP, cloud, endpoints, and registries, Shadow AI detection, including unapproved and undeclared agents, Agentless, API-based scanning with no endpoint software required..

Repello MCP Gateway: Security gateway for monitoring and protecting MCP-based AI agent tool calls. built by Repello AI. Core capabilities include Prompt injection detection and blocking, Tool poisoning attack detection, MCP traffic inspection and filtering..

Both serve the Agentic AI Security market but differ in approach, feature depth, and target audience.

Agen.co Discover differentiates with Continuous AI agent discovery across IdP, cloud, endpoints, and registries, Shadow AI detection, including unapproved and undeclared agents, Agentless, API-based scanning with no endpoint software required. Repello MCP Gateway differentiates with Prompt injection detection and blocking, Tool poisoning attack detection, MCP traffic inspection and filtering.

Agen.co Discover is developed by Agen.co. Repello MCP Gateway is developed by Repello AI. The vendor behind a product decides its roadmap, support, and longevity, so check each company's profile before you commit.

Agen.co Discover and Repello MCP Gateway serve similar Agentic AI Security use cases: both are Agentic AI Security tools, both cover MCP Security. Review the feature comparison above to determine which fits your requirements.