AGAT SphereShield vs Zscaler AI Runtime Protection: Side-by-Side Comparison (2026)

AGAT SphereShield: UC security platform with DLP, ethical wall, archive & eDiscovery. built by AGAT Software. Core capabilities include Ethical Wall: restricts communication between users, groups, or domains with granular activity-level controls (messaging, file sharing, audio/video, recording, desktop sharing), Real-time inline DLP inspection of files, messages, and images before content reaches the cloud or destination, Archive & eDiscovery: stores messages, files, audio, video, and meeting activities in cloud or on-premises repositories with search by user, date, channel, or text..

Zscaler AI Runtime Protection: Runtime protection for AI systems detecting prompt attacks & data leaks. built by SPLX. Core capabilities include Real-time detection and blocking of jailbreaks and prompt injections, Input and output filtering with guardrails, Custom policy creation using natural language..

Both serve the LLM Guardrails market but differ in approach, feature depth, and target audience.

AGAT SphereShield differentiates with Ethical Wall: restricts communication between users, groups, or domains with granular activity-level controls (messaging, file sharing, audio/video, recording, desktop sharing), Real-time inline DLP inspection of files, messages, and images before content reaches the cloud or destination, Archive & eDiscovery: stores messages, files, audio, video, and meeting activities in cloud or on-premises repositories with search by user, date, channel, or text. Zscaler AI Runtime Protection differentiates with Real-time detection and blocking of jailbreaks and prompt injections, Input and output filtering with guardrails, Custom policy creation using natural language.

AGAT SphereShield is developed by AGAT Software. Zscaler AI Runtime Protection is developed by SPLX. Vendor maturity, funding stage, and team size can be important factors when evaluating long-term viability and support quality.

AGAT SphereShield integrates with Microsoft Teams, Skype for Business, Cisco Webex, SharePoint, Google DLP and 2 more. Zscaler AI Runtime Protection integrates with REST API, Large Language Models, Conversational platforms. Check integration compatibility with your existing security stack before deciding.

AGAT SphereShield and Zscaler AI Runtime Protection serve similar LLM Guardrails use cases: both are LLM Guardrails tools. Review the feature comparison above to determine which fits your requirements.