Grengin builds open-source AI infrastructure for teams that want enterprise-grade governance without the enterprise price tag. Our self-hosted platform gives your whole company a branded, multi-LLM chat workspace spanning OpenAI, Anthropic Claude, and leading open models, with SSO, user management, PII detection, full audit trails, and real-time cost controls per user, department, or project. Bring your own API keys, deploy from our AWS Marketplace image in about 5 minutes, and your data stays in your own AWS account. AI for every employee. Control for IT. Insights for executives.