Fiddler AI, a Palo Alto, California–based enterprise AI observability and security platform, has raised $30 million in Series C funding, bringing its total funding to $100 million.
Investors
The round was led by RPS Ventures, with participation from Lightspeed Venture Partners, Lux Capital, Insight Partners, Capgemini Ventures, Dallas VC, Dentsu Ventures, Mozilla Ventures, LG Technology Ventures, Benhamou Global Ventures, and LDV Partners.
RPS Ventures, founded in 2018 and based in Palo Alto, is a late-stage venture capital firm that invests in high-growth tech companies. The firm focuses on sectors such as SaaS, fintech, and e-commerce, leveraging its collective experience and relationships to build trust and meaningful connections.
Fiddler AI Use of Funds
The funding will be used to scale its control plane for compound AI, enhance AI observability and governance capabilities, expand enterprise adoption in regulated industries, and deepen integrations across the AI ecosystem.
About Fiddler AI
Founded in 2018, Fiddler AI is an all-in-one AI observability and security platform that provides a control plane for compound AI systems and autonomous agents. The company enables organizations to monitor, evaluate, and govern AI-driven workflows in real-time, delivering standardized telemetry, continuous monitoring, enforceable policies, and auditable governance across the AI lifecycle. Headquartered in Palo Alto, California, Fiddler's vision is to become the neutral control plane for compound AI systems as enterprises increasingly incorporate autonomous agents into business-critical workflows.
Funding Details
Company: Fiddler AI
Raised: $30.0M
Round: Series C
Funding Date: January 2026
Lead Investor: RPS Ventures
Additional Investors: Lightspeed Venture Partners, Lux Capital, Insight Partners, Capgemini Ventures, Dallas VC, Dentsu Ventures, Mozilla Ventures, LG Technology Ventures, Benhamou Global Ventures, LDV Partners
Company Website: https://www.fiddler.ai/
Software Category: AI Observability & Governance / Enterprise AI / AI Security
Source: https://www.businesswire.com/news/home/20260127042634/en/Fiddler-Raises-%2430M-Series-C-to-Power-the-Control-Plane-for-AI-Agents