HEAD TO HEAD
Koi (Palo Alto Networks) matched with Ent: agentic endpoint security compared
SHORT ANSWER
On our published weights Ent scores higher overall, 5.80 to 5.75 out of 10. Koi scores higher on cloud and workspace reach and public proof; Ent scores higher on capability rules, actor trail and named agent coverage; they tie on stop before it runs, verdict range and rollout path. Which fits depends on which of those criteria matters most to you.
By The Agent Desk · Agentic Endpoint Compare · Published 2026-10-11
Desk research from public vendor pages, press releases and standards pages read on 27 September and 11 October 2026. Editorial assessment; we did not run the products.
How do they compare at a glance?
Koi (Palo Alto Networks)
Palo Alto Networks (acquisition completed 14 April 2026)
Palo Alto Networks Cortex XDR estates
Rank 7 of 8 among broader AI security platforms
Ent
One intent-aware policy for people and agents
Rank 4 of 6 among agentic endpoint vendors
Which scores higher on each criterion?
| Criterion | Weight | Koi (Palo Alto Networks) | Ent | Higher |
|---|---|---|---|---|
| Stop before it runs | 25% | 7 / 10 Stops malicious actions, blocks unsafe AI application interactions and prevents prompt injections; tool-call decision mechanics are not published. Source: Palo Alto Networks: Cortex Agentic Endpoint Security · Read 27 Sep 2026 | 7 / 10 Steps in at the moment of risk and blocks risky agent behavior; per-tool-call mechanics are not described. Source: Ent press release: intent-aware prevention for AI agents (30 July 2026) · Read 13 Oct 2026 | Tie |
| Verdict range | 15% | 3 / 10 Documents 2 of six verdict types: Block or deny and Remove or scale back. "Stops malicious actions and offers one-click removal of insecure packages, extensions and AI tools." Source: Palo Alto Networks: Cortex Agentic Endpoint Security · Read 27 Sep 2026 | 3 / 10 Documents 2 of six verdict types: Block or deny and Alert or warn. "Customized actions from a soft nudge to a hard block." Source: Ent homepage · Read 13 Oct 2026 Source: Ent press release: intent-aware prevention for AI agents (30 July 2026) · Read 13 Oct 2026 | Tie |
| Capability rules | 15% | 6 / 10 Out-of-the-box policies, agent runtime custom policies and one-click removal of insecure packages, extensions and AI tools. Source: Palo Alto Networks blog: A Quarter of Innovation with Koi Agentic Endpoint Security (18 August 2026) · Read 11 Oct 2026 | 7 / 10 One programmable policy for people and AI agents (SACR names the language EntLang), and app control that can allow, block, deny or restrict usage. Source: Ent press release: intent-aware prevention for AI agents (30 July 2026) · Read 13 Oct 2026 | Ent |
| Actor trail | 10% | 5 / 10 Agent versus person attribution is not described on the pages we read. Source: Palo Alto Networks: Cortex Agentic Endpoint Security · Read 27 Sep 2026 | 7 / 10 Natural-language investigation timelines built as events happen; the same policy covers people and agents. Source: Ent press release: intent-aware prevention for AI agents (30 July 2026) · Read 13 Oct 2026 | Ent |
| Rollout path | 10% | 6 / 10 Agent-based: a Cortex XDR module or a standalone offering. Source: Palo Alto Networks press release: Koi acquisition completed (14 April 2026) · Read 27 Sep 2026 | 6 / 10 A single lightweight agent across Windows, macOS, Linux and modern browsers, SaaS or self-hosted; rollout through MDM is not stated. Source: Ent press release: intent-aware prevention for AI agents (30 July 2026) · Read 13 Oct 2026 | Tie |
| Cloud and workspace reach | 10% | 6 / 10 An endpoint product; Palo Alto Networks is integrating Koi with Prisma AIRS for wider AI coverage. Source: Palo Alto Networks press release: Koi acquisition completed (14 April 2026) · Read 27 Sep 2026 | 3 / 10 Endpoint and browser; agents in cloud workspaces, cloud workloads or SaaS platforms are not described. Source: Ent homepage · Read 13 Oct 2026 | Koi |
| Named agent coverage | 5% | 5 / 10 Names 3 of the six agents we track: Claude Code, Cursor and OpenAI Codex. Source: Palo Alto Networks blog: A Quarter of Innovation with Koi Agentic Endpoint Security (18 August 2026) · Read 11 Oct 2026 | 7 / 10 Names 4 of the six agents we track: Claude Code, Cursor, GitHub Copilot and OpenAI Codex. Source: Ent press release: intent-aware prevention for AI agents (30 July 2026) · Read 13 Oct 2026 | Ent |
| Public proof | 10% | 7 / 10 Acquisition by Palo Alto Networks completed 14 April 2026; pricing not published. Source: Palo Alto Networks press release: Koi acquisition completed (14 April 2026) · Read 27 Sep 2026 | 6 / 10 Came out of stealth on 16 June 2026 with a $100 million seed led by Decibel, generally available on Windows, macOS, Linux and browser extensions; no pricing. Source: Ent press release: $100M seed (16 June 2026) · Read 13 Oct 2026 | Koi |
Which verdicts does each document?
| Verdict type | Koi (Palo Alto Networks) | Ent |
|---|---|---|
| Block or deny | Documented | Documented |
| Ask a person | Not described | Not described |
| Alert or warn | Not described | Documented |
| Mask or modify | Not described | Not described |
| Simulate first | Not described | Not described |
| Remove or scale back | Documented | Not described |
- Koi (Palo Alto Networks): "Stops malicious actions and offers one-click removal of insecure packages, extensions and AI tools."
Source: Palo Alto Networks: Cortex Agentic Endpoint Security · Read 27 Sep 2026
- Ent: "Customized actions from a soft nudge to a hard block."
Source: Ent homepage · Read 13 Oct 2026
Source: Ent press release: intent-aware prevention for AI agents (30 July 2026) · Read 13 Oct 2026
How does each reach devices?
Koi (Palo Alto Networks)
A Cortex XDR module, or a standalone agent-based offering.
Source: Palo Alto Networks press release: Koi acquisition completed (14 April 2026) · Read 27 Sep 2026
Ent
A single lightweight agent across Windows, macOS, Linux and modern browsers, offered as SaaS or self-hosted; rollout through MDM is not stated.
Source: Ent press release: intent-aware prevention for AI agents (30 July 2026) · Read 13 Oct 2026
Which agents does each name?
| Agent | Koi (Palo Alto Networks) | Ent |
|---|---|---|
| Claude Code | Named | Named |
| Cursor | Named | Named |
| GitHub Copilot | Not named | Named |
| OpenAI Codex | Named | Named |
| Windsurf | Not named | Not named |
| Claude Desktop | Not named | Not named |
| Named | 3 of 6 | 4 of 6 |
Which should you choose?
Choose Koi (Palo Alto Networks) if you need stop before it runs and public proof. Koi (Palo Alto Networks) is best for: Palo Alto Networks Cortex XDR estates.
Choose Ent if you need stop before it runs and capability rules. Ent is best for: One intent-aware policy for people and agents.
Frequently asked questions
Which is better for agentic endpoint security, Koi (Palo Alto Networks) or Ent?
On our published weights Ent scores higher overall, 5.80 to 5.75 out of 10. See the criterion table above for where each scores higher.
Which stops an agent action before it runs more fully, Koi (Palo Alto Networks) or Ent?
They tie at 7. Koi (Palo Alto Networks): Stops malicious actions, blocks unsafe AI application interactions and prevents prompt injections; tool-call decision mechanics are not published. Ent: Steps in at the moment of risk and blocks risky agent behavior; per-tool-call mechanics are not described.
Do Koi (Palo Alto Networks) and Ent publish prices?
Koi (Palo Alto Networks): not published. Palo Alto Networks publishes no pricing for Cortex Agentic Endpoint Security. Ent: not published. Ent publishes no pricing.