
Open-source guardrail layer for LLM applications that validates schemas, detects prompt injection, evaluates hallucinations, tracks governance metrics, and exposes checks as an MCP tool through a LangGraph pipeline.
Prices and medians update for the tier you select.
Ranked by how closely each one matches Real-Time LLM Guardrails's job. Prices show each provider's Pro state; entry prices are labelled as such. Unpriced products still belong to the market.
Market = the products most similar to this one by capability; prices are median / quartiles over its priced members, separated by provider type and buyer tier.