CounterShadow AMI vs Microsoft Security Copilot Phishing Triage Agent

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CounterShadow AMI (Autonomous Machine Intelligence) – autonomous SOC triage, investigation and response (CounterShadow (CounterShadow Ltd)) and Microsoft Security Copilot Phishing Triage Agent (Defender) (Microsoft) are both listed in the Security category of Agent Index. They share no framework tags in our dataset.

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CounterShadow AMI (Autonomous Machine Intelligence) – autonomous SOC triage, investigation and response Microsoft Security Copilot Phishing Triage Agent (Defender)

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Field	CounterShadow AMI (Autonomous Machine Intelligence) – autonomous SOC triage, investigation and response	Microsoft Security Copilot Phishing Triage Agent (Defender)
Vendor	CounterShadow (CounterShadow Ltd)	Microsoft
HQ	United Kingdom · Europe	United States · North America
Primary category	Security	Security
Also listed in	Security	Security
Summary	UK autonomous SOC product: AMI plans and runs investigation of every SIEM/EDR alert across connected tools without playbooks, returns a true/false-positive verdict with severity and logged evidence in about eight minutes, and can isolate hosts, block IPs or disable accounts under approvals the customer configures.	Security Copilot agent in Microsoft Defender that autonomously triages user-reported phishing, resolves false positives and explains each verdict.
Frameworks (vendor-stated)	—	—
Frameworks (vendor-claimed)	—	—
Capabilities / tasks	security operations, alert triage, case investigation, incident response	phishing triage, email security, security operations, alert triage, incident response, threat detection
Pricing (as published)	Not published	No standalone price. Requires Microsoft Defender for Office 365 Plan 2 plus Security Copilot security compute units (SCUs). Microsoft says Security Copilot agents are also made available to Microsoft 365 E5 customers. Check Microsoft's Security Copilot pricing for SCU rates.
Pricing model	quote	quote
Primary source	https://countershadow.com/	https://learn.microsoft.com/en-us/defender-xdr/phishing-triage-agent
Last checked	2026-10-20	2026-10-18
Official site	https://countershadow.com/	https://learn.microsoft.com/en-us/defender-xdr/phishing-triage-agent

FAQ (from this dataset)

What is the difference between CounterShadow AMI and Microsoft Security Copilot Phishing Triage Agent?

Both are listed under Security. Shared tasks: security-operations, alert-triage, incident-response. CounterShadow AMI-only tasks: case-investigation. Microsoft Security Copilot Phishing Triage Agent-only tasks: phishing-triage, email-security, threat-detection. Differences are from stored category and task tags, not a ranking.

Which one publishes pricing?

CounterShadow AMI (Autonomous Machine Intelligence) – autonomous SOC triage, investigation and response: Not published Microsoft Security Copilot Phishing Triage Agent (Defender): No standalone price. Requires Microsoft Defender for Office 365 Plan 2 plus Security Copilot security compute units (SCUs). Microsoft says Security Copilot agents are also made available to Microsoft 365 E5 customers. Check Microsoft's Security Copilot pricing for SCU rates.

Where are CounterShadow AMI and Microsoft Security Copilot Phishing Triage Agent headquartered?

CounterShadow AMI (Autonomous Machine Intelligence) – autonomous SOC triage, investigation and response publishes HQ in United Kingdom. Microsoft Security Copilot Phishing Triage Agent (Defender) publishes HQ in United States.

Also in this use case

Other verified listings that share a task tag or use-case group with CounterShadow AMI (Autonomous Machine Intelligence) – autonomous SOC triage, investigation and response or Microsoft Security Copilot Phishing Triage Agent (Defender). Open a pair page or the use-case table — this is not a ranking.

• Napier AI Continuum responsible agents (screening alert triage and auto-clearing) — Configurable AI agents in London-based Napier AI's Continuum financial-crime platform. In Client Screening and Transaction Screening, compliance teams build and tailor 'responsible agents' in a no-code sandbox and choose how much autonomy to hand over, from flagging sanctions, PEP and adverse-media matches for review to clearing known patterns automatically before they reach a queue, with every agent action explained and captured in the audit trail.
• SOCRadar AI Agents (specialist threat-intelligence, attack-surface, digital-risk and alarm-triage agents) — Roster of specialist agents inside the SOCRadar threat-intelligence platform: customers deploy agents, set each one's skills, scope and access, and green-light sensitive steps. Agents cover threat-actor and ransomware intelligence, detection-rule writing, IoC enrichment, identity/credential exposure, vulnerability analysis, brand and dark-web monitoring, phishing-domain hunting, external attack surface and Shodan recon, and alarm triage that records verdicts and asks before changing an alarm's status. · SOCRadar AI Agents (specialist threat-intelligence, attack-surface, digital-risk and alarm-triage agents) pair comparison
• Strike48 agentic SecOps platform (pre-built SOC agent team and no-code agent builder over federated logs, cloud or air-gapped on-prem) — Agentic orchestration platform for SOC and IT teams from the company behind the Devo log platform: purpose-built micro agents triage and investigate alerts, analyse phishing, hunt threats, write and tune detections and help with compliance over logs queried in place across SIEMs and data lakes, with configurable human approval and an audit trail; available as SaaS, isolated compute or an air-gapped on-prem appliance. · Strike48 agentic SecOps platform (pre-built SOC agent team and no-code agent builder over federated logs, cloud or air-gapped on-prem) pair comparison

Use-case comparisons

• AI SOC and security-analyst agents — 51 listings (Security operations, alert investigation and threat detection)
• Email security and phishing-response AI agents — 16 listings (Triage of user-reported phishing, autonomous email threat remediation and AI-run phishing simulation)

Related

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