Harmonic Security MCP Gateway Alternatives (2026)

Enterprise AI governance platforms differ mainly in their emphasis on Shadow AI discovery, MCP-native access control, agent identity, deployment models, and runtime security enforcement. Harmonic Security is presented as strong for discovering and governing unsanctioned AI usage across browsers, desktop applications, and endpoints, while MintMCP is positioned for organizations managing large numbers of autonomous agents through MCP infrastructure, with per-agent credentials, SCIM-based Virtual MCP endpoints, hosted connectors, monitoring, and layered guardrails. Other alternatives include TrueFoundry, which combines AI gateways, model serving, and MLOps with published pricing and self-hosted or air-gapped options; Obot, an MIT-licensed Kubernetes-oriented open-source control plane; Lunar.dev MCPX, which emphasizes tool and knowledge composition; Lasso Security, which focuses on AI threat detection and red teaming; and Runlayer, which offers a large MCP server catalog and enterprise governance features. The comparison argues that as AI deployments expand, organizations should assess identity separation, credential rotation, tool-level permissions, audit attribution, compliance needs, deployment responsibility, and whether they require visibility alone or controls that can actively permit, block, redact, or modify agent actions.

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