Impart Security

What the company sells

Impart Security sells a runtime enforcement platform that blocks attacks against LLMs, AI agents, MCP servers, APIs and web applications, including inline agent behavior controls and MCP policy enforcement. The company is based in San Francisco, California, and is a privately held, venture-backed company that raised a $12 million Series A round.

Categories

• AI firewalls and guardrails (primary category)
• AI model and agent security
• Bot and abuse management

Headquarters

San Francisco, United States

Founded

Not established from our sources

Ownership

Privately held

Website

impart.ai

Products and services

• AI Runtime Defense

  Provides a runtime policy enforcement engine that inspects requests across LLMs, agents, APIs and web applications and blocks attacks inline before they reach production systems.

• Agent Protection

  Evaluates each AI agent request in context, including identity, prior actions and tool access, classifies what the request is trying to do, and stops actions it identifies as malicious before they complete.

• Impart Agent Protection (MCP)

  Maintains a live catalog of MCP servers and tools and enforces policy on the caller, scope and arguments of each call before it is invoked.

Sources

1. Impart SecurityUndated page, accessed September 27, 2026 · Tier A: the company, a regulator or a filing
2. Impart SecurityUndated page, accessed September 27, 2026 · Tier A: the company, a regulator or a filing
3. Impart SecurityUndated page, accessed September 27, 2026 · Tier A: the company, a regulator or a filing

Recorded September 27, 2026 from the sources above. Descriptions are in our own words; we do not rank or recommend vendors, and no vendor pays to be listed or to change what we write. Disclosure: until the publisher confirms it has no business relationship with this company, treat one as possible (how the network works). Spot a factual error? Request a correction.