The safeguards map / 3.3 Gateways

Lasso MCP Gateway

Lasso Security (company). No foundation, released. MIT. Listed; as of .

Drafted with AI

Drafted with AI from the cited sources under the direction of UnGovr staff. UnGovr holds editorial responsibility for this page. How this site is made

An open-source proxy between large language models (LLMs) and Model Context Protocol (MCP) servers that masks sensitive information and blocks MCP servers by reputation score, with optional Lasso guardrails.

Where it sits

3.3 Gateways (primary): Sits between LLMs and MCP servers, masks sensitive values in requests and responses and blocks servers whose reputation score falls below a threshold.

MCP Gateway acts as an intermediary between LLMs and other MCP servers.

captured

Intercepts requests and responses to sanitize sensitive information.

captured

Blocks risky MCPs based on reputation scores (threshold: 30) and security analysis

captured

Facts

Concern
security
Names the law
no
Subject
agentAI system
Used by
those who run it
Runs
at runtime
Policy comes from
owner-entered settingsvendor defaults
Traffic it sees
tool calls (MCP)
Can the agent bypass it
depends

Handoffs

None recorded.

Listed, not drawn: no documented handoff and no foundation home places it on the map.

Every quote is verbatim from a stored capture of the page linked under it. Placement is our reading of the product's own documentation; no publisher has reviewed or endorsed it. Rows CC BY 4.0. Names, marks and logos belong to their owners; logos identify each product and are not part of the dataset.