AI Gateway vs Zscaler SPLX: Side-by-Side Comparison (2026)

AI Gateway: Centralized gateway for accessing and securing AI models with routing & monitoring. built by NeuralTrust. Core capabilities include Centralized access to multiple AI models through single endpoint, Smart traffic routing based on cost, latency, or policy, Failover and automatic recovery mechanisms..

Zscaler SPLX: End-to-end platform for securing AI systems across their entire lifecycle. built by SPLX. Core capabilities include AI asset discovery and AI-BOM generation, Automated AI red teaming with attack database, Runtime input/output guardrails for prompt injection prevention..

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

AI Gateway differentiates with Centralized access to multiple AI models through single endpoint, Smart traffic routing based on cost, latency, or policy, Failover and automatic recovery mechanisms. Zscaler SPLX differentiates with AI asset discovery and AI-BOM generation, Automated AI red teaming with attack database, Runtime input/output guardrails for prompt injection prevention.

AI Gateway is developed by NeuralTrust. Zscaler SPLX is developed by SPLX. Vendor maturity, funding stage, and team size can be important factors when evaluating long-term viability and support quality.

AI Gateway and Zscaler SPLX serve similar LLM Guardrails use cases. Review the feature comparison above to determine which fits your requirements.