Agent Charley vs Attic M365 FREE: Side-by-Side Comparison (2026)

Agent Charley: Local AI browser agent that blocks phishing links before users click them. built by Charlemagne Labs. Core capabilities include Real-time hover-based link analysis with cursor-level warnings, Page-level alerts when a user navigates to a suspicious site, Confidence-tiered threat warnings (high and moderate confidence)..

Attic M365 FREE: Protects Microsoft 365 users from phishing attacks using fake login pages. built by Attic Security. Core capabilities include Real-time detection of fake Microsoft 365 login pages, Red alarm screen warning when accessing fraudulent pages, Authenticity seal display on official Microsoft 365 login pages..

Both serve the Anti-Phishing market but differ in approach, feature depth, and target audience.

Agent Charley differentiates with Real-time hover-based link analysis with cursor-level warnings, Page-level alerts when a user navigates to a suspicious site, Confidence-tiered threat warnings (high and moderate confidence). Attic M365 FREE differentiates with Real-time detection of fake Microsoft 365 login pages, Red alarm screen warning when accessing fraudulent pages, Authenticity seal display on official Microsoft 365 login pages.

Agent Charley is developed by Charlemagne Labs. Attic M365 FREE is developed by Attic Security. Vendor maturity, funding stage, and team size can be important factors when evaluating long-term viability and support quality.

Agent Charley and Attic M365 FREE serve similar Anti-Phishing use cases: both are Anti-Phishing tools, both cover Browser Security. Review the feature comparison above to determine which fits your requirements.