HOL Guard vs. Mountain Theory
| Product | Rating | Most Used By | Product Summary | Starting Price |
|---|---|---|---|---|
 HOL Guard | N/A | N/A | HOL Guard is local-first runtime control for AI coding agents, from Hashgraph Online. It mediates shell commands, secrets and file reads, MCP server changes, and plugin or skill installs on the user's machine. It features: Local-first runtime mediation for shell, files, and secrets Controls for MCP server, plugin, and skill changes Human approval workflows for risky agent actions Security receipts and audit trails Works… | $3 per month per seat |
 Mountain Theory | N/A | N/A | Mountain Theory is a runtime security control for AI agents that functions like antivirus software for agent behavior, an LLM Guardrails & AI Safety layer. It checks every action an AI agent takes before the action runs, evaluating it against rules written in plain English. Each action is then allowed, held for human review, or blocked. The rules need no signature updates. Every decision is logged for auditors. Mountain Theory works with any AI a company already uses, from coding agents such… | N/A |
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| Entry-level Setup Fee | No setup fee | No setup fee | ||||||||||||||
| Additional Details | — | One flat annual price. A 30-day proof of concept is available. | ||||||||||||||
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