Operant AI

What the company sells

Operant AI sells a runtime security platform that reads the intent behind AI agent actions and blocks, allows or redacts them inline, with dedicated protection for AI agents, MCP servers and APIs. It is based in San Francisco and is privately held, having raised a Series A funding round in September 2024.

Categories

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

Headquarters

San Francisco, United States

Founded

Not established from our sources

Ownership

Privately held

Website

operant.ai

Products and services

• Operant Semantic Firewall

  Reads the intent behind an AI agent action and enforces an allow, block or redact decision inline and in real time.

• Agent Protector

  Monitors agentic AI behavior and blocks attacks such as zero-click exploits, data exfiltration and rogue agent actions.

• MCP Protection

  Gives visibility and controls, including allow and block lists, for MCP servers, clients and tool connections.

Sources

1. Operant AIUndated page, accessed September 27, 2026 · Tier A: the company, a regulator or a filing
2. Operant AI via GlobeNewswirePublished February 5, 2026 · Tier A: the company, a regulator or a filing
3. Operant AI via GlobeNewswirePublished September 12, 2024 · 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.