Raidu provides AI security and accountability infrastructure for regulated enterprises. An inline AI firewall enforces 27 configurable guardrails per request, including prompt-injection detection, PII redaction across 60+ entity types, and output filtering. The platform supports 50+ models across OpenAI, Anthropic, Google, Azure OpenAI, and AWS Bedrock, with under 500ms added latency. Every request, response, and policy decision is recorded to a tamper-evident audit store using RSA-4096 signatures, SHA-256 hash chains, and RFC 3161 trusted timestamps.