Pricing

Fiddler Guardrails pricing

As fiddler.ai lists them, read 30 Sept 2026. The maker's own page has the final word.

Plan	Billed and limits	Price
Free	Real-time guardrails to detect harmful exposure · Protects against hallucinations, toxicity, PII/PHI, prompt injection, and jailbreak attempts · <80ms latency	Free
Developer	per trace · Everything in Free · Unified AI observability, including tests and experiments · Custom evaluators and bring your own judge · Role based access control and SSO · SaaS deployment	Free
Enterprise	Everything in Developer · Enterprise-grade guardrails and infrastructure scalability · SaaS, VPC, or on-premise deployment · Dedicated communication channels · Named Customer Success Manager and customized onboarding	On request