SentinelOne Singularity (Watchtower)
by SentinelOne Inc.
SentinelOne Singularity with Watchtower is a top endpoint detection tool with advanced threat hunting — combining autonomous AI detection with Purple AI for natural language threat hunting queries, enabling any analyst to conduct enterprise-grade cyber threat hunting across endpoint, cloud, and identity telemetry in the Singularity Data Lake.
Starting Price
Singularity Complete from $179.99/endpoint/year (includes Deep Visibility); Watchtower on quote at sentinelone.com
G2
Gartner
Capterra
Ratings & Reviews
Key Features
- Purple AI — Natural Language Threat Hunting (Ask in Plain English)
- Singularity Data Lake — Unified Hunt Surface (Endpoint + Cloud + Identity)
- Deep Visibility — Full EDR Telemetry for Hunt Operations
- STAR (Singularity Threat Activity Rules) — Custom Hunt Rules
- Watchtower — SentinelOne Managed Threat Hunting Service
- Patented Storyline — Automated Attack Sequence Correlation
- IOC & YARA Rule-Based Hunting
- Cross-Tenant Hunting (MSSP Support)
- Threat Intelligence Feed Integration
- Autonomous Response + Hunt Pivot
- On-Premise Hunting via Singularity Private Cloud
- Osquery-Compatible Endpoint Interrogation
- Real-Time Process
- File
- Network
- Registry Hunting
Pros & Cons
Pros
- +Highest G2 + Gartner ratings of any threat hunting platform (4.8/5)
- +Purple AI enables natural language threat hunting — 'find all PowerShell executions from unusual parent processes' without query language
- +Singularity Data Lake unifies endpoint + cloud + identity telemetry for cross-surface hunting
- +Best threat hunting tools list inclusion in every 2026 analyst report
- +On-premise hunting via Singularity Private Cloud — unique for air-gapped environments
- +STAR custom rules enable proactive hunting automation
Cons
- −Complete tier required for full hunting capability — higher pricing
- −Purple AI still maturing for highly complex hunt queries
- −FedRAMP Moderate only (High in progress)
- −Data lake per-GB pricing can escalate for high-telemetry hunts
Best For
Security teams of any size wanting the best threat hunting tool with natural language query capability — where Purple AI lets any analyst hunt like an expert without mastering complex query languages, across the most unified data lake in the market.
Target Audience
Enterprise, Mid-Market, MSSPs, Government, Technology Companies
Key Integrations
Competitor Tools
Pricing
Model
Deep Visibility (hunting module) included in Singularity Complete tier; Watchtower managed hunting add-on
Starting At
Singularity Complete from $179.99/endpoint/year (includes Deep Visibility); Watchtower on quote at sentinelone.com
Free Trial
Yes — 30-day free trial at sentinelone.comCompany Info
Founded
2013
Headquarters
Mountain View, CA, USA
Employees
3,200+
Company Size
All sizes — scales from 50 to 1,000,000+ endpoints
Funding
Public (NYSE: S) — Market Cap ~$22B (January 2026)
Certifications
Awards & Recognition
Gartner Magic Quadrant Leader — EDR 2025 | G2 Best Software Security 2026 | SE Labs AAA Rating 2025 | Frost & Sullivan Threat Hunting Innovation Award 2025
Data sourced from G2, Gartner & Capterra · Verified by Firmographic