Best AI Security markBest AI Security

Head to head · Checked against vendor sites, September 2026

Harmonic Security vs Lasso Security: AI agent security compared

The verdict

Harmonic Security scores higher overall on our weights (7.1 vs 6.6 out of 10). Harmonic Security scores higher on visibility, policy, footprint, identity and audit and maturity; Lasso Security scores higher on tool-call control and breadth. Neither publishes list prices. Harmonic Security publishes tier names.

Harmonic Security

Best for data protection in everyday AI use

Read the Harmonic Security review

Lasso Security

Best for MCP gateway and Claude Code hooks

Read the Lasso Security review

How do Harmonic Security and Lasso Security compare on each criterion?

Endpoint AI control score, editorial assessment 0-10. Edge is the higher score on each row.
CriterionWeightHarmonic SecurityLasso SecurityEdge
Visibility22%76Harmonic Security
Why these scores

Harmonic Security: Finds AI tool use across browsers, desktop apps and CLI tools, including local tools on devices.

Lasso Security: Discovers MCP servers across Claude, Cursor and Windsurf and AI tool use; device-level inventory is not detailed.

Tool-call control20%78Lasso Security
Why these scores

Harmonic Security: Governs at the MCP layer and tool surface, with permissions for what agents can read, write to and act on.

Lasso Security: Inspects every tool call before it is executed through Claude Code lifecycle hooks; open-source MCP gateway with block, alert or sanitize.

Policy15%87Harmonic Security
Why these scores

Harmonic Security: Block in real time, warn the employee with context, or log silently; data classification by work intent.

Lasso Security: Intent-aware policies, role-based permissions and DLP with masking.

Identity and audit12%65Harmonic Security
Why these scores

Harmonic Security: Unified governance for humans and agents in Harmonic Command; per-action attribution not detailed.

Lasso Security: Detailed audit history of inputs and decisions; agent vs human attribution not described.

Footprint13%86Harmonic Security
Why these scores

Harmonic Security: Rolls out through Intune, JAMF, Kandji or Group Policy with no proxy redesign.

Lasso Security: Browser extension, proxy, gateway and Claude Code enterprise hooks; several components to run.

Breadth8%68Lasso Security
Why these scores

Harmonic Security: Centered on data protection in AI use; browser, desktop, MCP and API surfaces.

Lasso Security: AI apps, agents, red teaming and usage control.

Maturity10%76Harmonic Security
Why these scores

Harmonic Security: Publishes named packaging tiers (Explore, Guide, Command) but no prices.

Lasso Security: Pricing and company backing not published on the pages we reviewed.

Total100%7.16.6Harmonic Security

How we score

How do they deploy, and what do they cost?

Published facts, reviewed September 2026.
AttributeHarmonic SecurityLasso Security
OwnerNot acquiredNot acquired
How it reaches devicesIntune, JAMF, Kandji or Group PolicyBrowser extension, proxy, gateway, Claude Code hooks
Deployment detailHarmonic states it rolls out through Intune, JAMF, Kandji or Group Policy, with no proxy redesign and no certificate changes.Lasso offers a browser extension, proxy integrations, its MCP gateway and Claude Code hook integration, and says it works with existing stacks such as Palo Alto Networks or CrowdStrike.
PricingTiers are published (Explore, Guide, Command), prices are not. Contact sales.Contact sales. Pricing is not published.

Source: harmonic.security · Harmonic Command · Harmonic pricing · lasso.security · Lasso MCP security · Lasso AI coding assistants · Lasso AI usage control · Reviewed Sep 2026

Which should you choose?

Choose Harmonic Security if

  • Your priority matches our designation for Harmonic Security: best for data protection in everyday AI use.
  • You want a light rollout with published deployment detail, ideally through existing EDR or MDM: Harmonic Security scores 8 to 6.
  • You need a fleet-wide inventory of AI agents, MCP servers, extensions and credentials on devices: Harmonic Security scores 7 to 6.

Choose Lasso Security if

  • Your priority matches our designation for Lasso Security: best for MCP gateway and Claude Code hooks.
  • Your agents also run in SaaS platforms, cloud workloads or apps you build: Lasso Security scores 8 to 6.
  • You need to evaluate or stop individual tool calls before they run: Lasso Security scores 8 to 7.

Frequently asked questions

Which is better, Harmonic Security or Lasso Security?

Harmonic Security scores higher overall on our weights (7.1 vs 6.6 out of 10). Harmonic Security scores higher on visibility, policy, footprint, identity and audit and maturity; Lasso Security scores higher on tool-call control and breadth. Scores are editorial assessments from public vendor material, reviewed September 2026.

Do Harmonic Security and Lasso Security publish prices?

No. Neither publishes list prices, so ask both for a quote. Harmonic Security publishes its tier names (Explore, Guide, Command).

Do Harmonic Security or Lasso Security replace EDR?

No. The tools in this guide add control over AI agent actions and work alongside EDR. Harmonic Security: Intune, JAMF, Kandji or Group Policy. Lasso Security: Browser extension, proxy, gateway, Claude Code hooks.

Related

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