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High Tech Seed Founded 2025

Manifold Security

Manifold Security develops endpoint security platform for AI agents, providing runtime visibility into what autonomous coding and AI agents do on enterprise endpoints rather than what they say. The platform offers discovery of every agent, MCP servers, tools, and resources they invoke, risk and exposure assessment, and detection and response capabilities. Manifold addresses the expanding attack surface where agents…

📍 San Diego, United States · AI Infrastructure,

Funding snapshot

Last roundSeed
Amount$8M
Date18 March 2026
Total raised$8M
Team size30

About

Manifold Security develops endpoint security platform for AI agents, providing runtime visibility into what autonomous coding and AI agents do on enterprise endpoints rather than what they say. The platform offers discovery of every agent, MCP servers, tools, and resources they invoke, risk and exposure assessment, and detection and response capabilities. Manifold addresses the expanding attack surface where agents call tools, run commands, and access systems with no supervision, filling gaps that traditional EDR solutions cannot cover. Founded in 2025 and headquartered in San Diego, California, the company has raised approximately $8M in seed funding from investors including Costanoa and Rain Capital. Manifold differentiates itself through agentless deployment, runtime detection built specifically for dynamic non-deterministic agents, and endorsements from former CISOs of Google, Meta, Uber, and Cloudflare, along with the co-creator of OpenTelemetry.

Business model

AI Infrastructure > Enabling Technologies > Software > ML Model Security

Institutional investors

Costanoa Cherry Ventures Rain Capital Modern Technical Fund Vijay Bolina

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