# Fiddler AI

> Fiddler AI is a Palo Alto-based enterprise AI platform that operates as a control plane for compound AI systems and autonomous agents, providing real-time observability, security, governance, and guardrails for ML models and LLMs in production.

- **Founded:** 2018
- **Headquarters:** Palo Alto, California, United States
- **Founders:** Krishna Gade (Founder & CEO), Amit Paka (Co-Founder & COO), Manoj Cheenath (Co-Founder)
- **Team size:** ~110 employees
- **Products:** Fiddler AI Observability, Fiddler Guardrails, Agentic Observability, Fiddler Trust Service
- **Notable:** First company to define 'AI Observability' as an enterprise category, Total funding crossed $100M with January 2026 Series C, Adopted by the U.S. Navy for responsible AI deployment

## Products & services

- **Fiddler AI Observability** — Unified platform to monitor, analyze, and improve ML models and LLMs in production with real-time drift, performance, and bias telemetry.
- **Fiddler Guardrails** — Low-latency safety and security guardrails for LLM applications - hallucination, jailbreak, and PII protection.
- **Agentic Observability** — End-to-end visibility into multi-step AI agents and compound systems, including tool calls, trajectories, and policy enforcement.
- **Fiddler Trust Service** — Continuous evaluation, scoring, and audit trails for enterprise AI governance and compliance.

## Achievements

- First company to define 'AI Observability' as an enterprise category
- Total funding crossed $100M with January 2026 Series C
- Adopted by the U.S. Navy for responsible AI deployment
- Mozilla Ventures' first major check into trustworthy AI infrastructure
- Named a Cool Vendor and a Sample Vendor in multiple Gartner reports on ML Ops and Responsible AI

## Latest updates

- **2026-01** — Raised $30M Series C led by RPS Ventures; total funding crosses $100M.
- **2026-01** — Launched Control Plane for AI Agents - standardized telemetry and enforceable policies for compound AI.
- **2025** — Expanded Fiddler Guardrails with low-latency hallucination and jailbreak detection.
- **2023** — Mozilla Ventures invested as part of trustworthy AI thesis.

## Links

- Website: https://fiddler.ai
- LinkedIn: https://linkedin.com/company/fiddler-ai
- Twitter/X: https://x.com/fiddler_ai
- GitHub: https://github.com/fiddler-labs
- YouTube: https://www.youtube.com/@FiddlerAI

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Profile page: https://yespress.io/fiddler-ai
Published by YesPress — https://yespress.io
Last updated: 2026-05-29