Fiddler is the AI Control Plane, the system of trust, for first-party and third-party agents from the creation layer to production. Continuous evaluation, reliable monitoring, enforceable policy, and auditable governance give enterprises the centralized controls and actionable insights to scale AI with trust. Integral to the platform are the secure Fiddler Centor Models, which power the industry’s fastest guardrails and evaluations that require low latency and cost-effectiveness or complex reasoning with accuracy. Compared to external LLMs, Fiddler Centor Models offer a low TCO with no hidden costs. Fortune 100 organizations use Fiddler to deliver high performance agentic and predictive applications, protect from costly risks, and maximize ROI. An integral part of the platform, the Fiddler Trust Service provides quality and moderation controls for AI agents and GenAI applications. Powered by cost-effective, task-specific, and scalable Fiddler-developed trust models — including cloud and VPC deployments for secure environments — it delivers the fastest guardrails in the industry. Fortune 500 organizations use Fiddler to scale AI agents, GenAI, and ML deployments. This helps them deliver high performance AI, avoid costly AI risks, and maximize ROI.
| Website | https://www.fiddler.ai |
| Revenue | $12.2 million |
| Employees | 119 (84 on RocketReach) |
| Founded | 2018 |
| Industry | Software Development, Artificial Intelligence, Data and Analytics, Science and Engineering, Software, Big Data, Machine Learning |
| Keywords | Responsible Ai, Machine Learning Observability, Model Monitoring, Ai Governance, Ai Trust, Ml Model Monitoring, Model Risk Management, Ai Explainability, Ai Model Management, Ai Operations, Ml Model Management, Mlops, Ml Ops |
| Competitors | Amazon, Microsoft, IBM, Google, DataRobot, Alteryx, H2O.ai, Data Science Leaders Podcast, Altair RapidMiner, BigML, Inc +42 more (view full list) |
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The Fiddler AI annual revenue was $12.2 million in 2026.
Krishna Gade is the Founder and CEO of Fiddler AI.
84 people are employed at Fiddler AI.
Fiddler AI is based in Palo Alto, California.