Product
Control Plane for Agents
Systems of record for the agentic lifecycle
Explore the vision
Why Fiddler AI Observability
Test, observe, protect, and govern AI at enterprise scale
Agentic Observability
End-to-end visibility, context, and control for the agentic lifecycle
Fiddler Centor Models
Fast and free models for evaluation, and real-time policy enforcement
Continuous Evaluations
In-environment evaluation from testing to production
Guardrails
Enforce enterprise AI policies with the industry's fastest guardrails
AI Governance, Risk Management, and Compliance
Centralized control and accountability for enterprise AI governance and compliance
Responsible AI
Mitigate bias and build a responsible AI culture
ML Observability
Deliver high performing AI solutions at scale
Ready to get started?
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Solutions
Industry
Government
Mission-critical AI for defense and intelligence operations
Healthcare
Deploy agents for clinical care and patient outcomes safely
Insurance
Scale trusted agents across insurance claims, underwriting, and risk assessment
Use Cases
Customer Experience
Deliver agentic experiences that delight customers
Lifetime Value
Maximize customer lifetime value with agentic AI
Lending and Trading
Run autonomous financial AI operations at scale
Partners
Amazon SageMaker AI
Unified MLOps for scalable model lifecycle management
Google Cloud
Deploy safe and trustworthy AI applications on Vertex AI
NVIDIA NIM and NeMo Guardrails
Monitor and protect LLM applications
Databricks
Accelerate production ML with a streamlined MLOps experience
Datadog
Gain complete visibility into the performance of your AI applications
Become a partner
Case Studies
Nielsen Operationalizes Trust for a Production Multi-Agent AI Copilot
U.S. Navy decreased 97% time needed to update the ATR models
Integral Ad Science scales transparent and compliant AI products with AI Observability
See customers
Pricing
Pricing Plans
Choose the plan that’s right for you
Contact Sales
Have questions about pricing, plans, or Fiddler?
Pricing
Resources
Learn
Resource Library
Discover reports, videos, and research
Docs
Get in-depth user guides and technical documentation
Blog
Read product updates, data science research, and company news
AI Forward Summit
Watch recordings on how to operationalize production LLMs, and maximize the value of AI
Connect
Events
Find out about upcoming events
Webinars
Learn from industry experts on pressing issues facing Agentic and ML teams.
Contact Us
Get in touch with the Fiddler team
TCO Calculator for Evaluations
The evaluations behind your guardrails are costing you more than you know. Every trace requires an external API call charged directly by your LLM provider. See what you are actually paying.
See your evals' TCO
Company
Company
About Us
Our mission and who we are
Customers
Learn how customers use Fiddler
Careers
We're hiring!
Join fiddler to build trustworthy and responsible AI solutions
Newsroom
Explore recent news and press releases
Security
Enterprise-grade security and compliance standards
Featured News
AP News: Fiddler Raises $30M Series C to Power the Control Plane for AI Agents
WSJ Venture Capital: The $1 Trillion Hope Building Around Artificial Intelligence
CB Insights: AI Agents Need Security
Bloomberg: AI-Equipped Underwater Drones Helping US Navy Scan for Threats
We're on a mission to build trust into AI
Join us
See your evals' TCO
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Blog
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Takes
Takes
Insights on AI observability, evaluations, guardrails, and agent governance. Explore the topics shaping enterprise AI.
Browse by categories
Company
Product Announcements
Deep Dives
Agentic AI
Generative AI
Predictive AI
Takes
June 5, 2026
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Fiddler Team
Which Telemetry Signals Matter Most for OpenTelemetry Agents
Takes
June 4, 2026
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Fiddler Team
How to Evaluate AI Observability Tools for Coding Agents
Takes
June 3, 2026
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Fiddler Team
What Your Agent Harness Is Missing
Takes
May 28, 2026
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Fiddler Team
OpenTelemetry for AI Observability: What It Covers and Where It Stops
Takes
May 27, 2026
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Fiddler Team
AI Agent Security Risks: Why Autonomous Systems Demand a New Threat Model
Takes
May 26, 2026
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Fiddler Team
Why Agentic AI Needs Observability Built for Decision Chains
Takes
May 22, 2026
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Fiddler Team
How Autonomous Coding Agents Are Reshaping Artificial Intelligence Security Issues
Takes
May 21, 2026
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Fiddler Team
How to Trace Agent Handoffs in Multi-Agent LLM Systems
Takes
May 19, 2026
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Fiddler Team
What Is an Agent Harness and Why It Matters
Takes
May 15, 2026
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Fiddler Team
AI Security Posture Management in the Age of Agents
Takes
May 12, 2026
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Fiddler Team
How To Build an AI Agent ROI Calculator That Finance Actually Trusts
Takes
May 7, 2026
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Fiddler Team
Your LLM Application Passed Eval But It's Still Failing in Production
Takes
May 6, 2026
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Fiddler Team
AI Coding Agent Security: Threat Models and Controls
Takes
May 4, 2026
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Fiddler Team
Your MCP Agent Is Failing Silently.
Takes
May 1, 2026
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Fiddler Team
Reducing Latency in Enterprise-Scale AI Applications
Takes
April 30, 2026
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Fiddler Team
Information Leakage Security Optimization Model for LLMs
Takes
April 29, 2026
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Fiddler Team
AI Agent Failure Rate: Why 70-95% Fail in Production
Takes
April 22, 2026
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Fiddler Team
Hidden Costs of Calling External LLMs: The Trust Tax
Takes
April 16, 2026
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Fiddler Team
AI Agent Red Teaming: Techniques and Attack Surfaces
Takes
April 16, 2026
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Fiddler Team
Agent Measurability Starts Before You Build
Takes
