AI Security Gateway Blog
Our research desk crawls the AI gate vendors we track — including Constellation Gate AI — plus the wider AI security press twice a week, then publishes what actually matters for buyers.
Threat ResearchPrompt Injection Protection: How AI Gates Defend Production Systems
AI gates are critical for prompt injection protection in production environments by intercepting and analyzing user inputs before they reach large language models. They implement layered defenses to detect and neutralize malicious instructions, safeguarding model integrity and application security.
Aug 25, 2026AI Gate vs API Gateway: What Actually Changes for AI Security
An AI gate fundamentally differs from a traditional API gateway by providing model-layer security and operational controls specific to large language models. This distinction is critical for mitigating prompt injection, data leakage, and other AI-specific vulnerabilities.
Aug 21, 2026AI Security NewsAI Gateway Audit Logging: What to Capture for Security and Compliance
Effective AI gateway audit logging is crucial for demonstrating compliance and enabling incident response without compromising sensitive data. This guide outlines a practical logging schema for AI traffic.
Aug 21, 2026Buyer GuidesSelf-Hosted AI Gateway vs. SaaS for Regulated Teams
Choosing between a self-hosted AI gateway and a SaaS solution requires careful consideration for regulated industries. This guide examines the security, compliance, and operational trade-offs for finance, health, and public sector organizations.
Aug 7, 2026Cost OptimizationLLM Model Routing Policy: Balancing Risk and Cost
An LLM model routing policy directs API requests to specific large language models based on predefined criteria. This approach can simultaneously reduce data security risks and optimize operational expenditures for AI deployments.
Jul 31, 2026Threat ResearchSecrets Leakage in LLM Prompts: Detection & Response
Sensitive information can inadvertently enter LLM prompts, leading to critical security vulnerabilities. AI security gateways offer crucial detection and response mechanisms to prevent such data exposure.
Jul 31, 2026Threat ResearchLLM PII Redaction at the Gateway: Patterns That Hold Up
This analysis examines PII redaction methods for Large Language Model (LLM) traffic at the gateway level. It compares regex, classifier-based, and hybrid approaches.
Jul 30, 2026Cost OptimizationReduce LLM Token Costs: Security Without Compromise
Optimizing Large Language Model (LLM) expenditures is a critical concern for organizations. This article explores methods to reduce LLM token costs, focusing on semantic caching, prompt compression, and intelligent routing, while maintaining robust security controls.
Jul 30, 2026The AI Gateway Brief
A weekly briefing on AI security threats, gateway technology, token economics, model routing, and the infrastructure controlling enterprise AI.