Fiddler AI
Active
Enterprise AI observability and security platform for monitoring, explaining and controlling production AI and compound/agentic AI systems.
Fiddler provides observability, monitoring, explanations, guardrails and security controls for production AI systems, including compound AI and AI agents.
Positioning
Control plane for enterprise AI observability and security
Key facts
- HQ location
- Palo Alto, CA, USA
- Founded
- 2018
- Employee range
- 51-200 (51-200)
- Funding stage
- Series C Plus
- Company type
- Private (Private)
- Pricing model
- Custom Quote Subscription (Enterprise SaaS subscription / quote-based)
- Last updated
- Jun 21, 2026
Revenue estimate
Unknown
Valuation estimate
Undisclosed
Investments
$100M total funding after $30M Series C in Jan 2026
Target customers
AI/ML platform teams, AI engineers, security, risk and compliance teams
Key competitors
Arize AI, Galileo, Braintrust, Patronus AI, WhyLabs, Coralogix
Known customers
Unknown
Classification (raw research text)
- Core focus
- AI observability, explainability and security
- Core industry
- Enterprise AI development / AI Governance
- Core category
- AI observability platform
Shown verbatim from the research spreadsheet — deriving structured segment/industry tags from this text is a future phase.
Attribute breakdown
- AI Workflows Secondary feature
- Agent Builder / Agent Configuration Secondary feature
- System / API Integration Secondary feature
- Prompt Management / Prompt Engineering Secondary feature
- Retrieval-Augmented Generation Secondary feature
- AI / LLM Data Pipeline Secondary feature
- Traditional Machine Learning Secondary feature
- AI Quality Assurance / LLM Evaluation Primary focus
- AI Observability / Monitoring Primary focus
- AI Security / Guardrails Primary focus
- Data Privacy / PII / Confidential AI Secondary feature
- AI Governance / Policy Management Secondary feature
- AI Risk / Compliance Secondary feature
- AI Asset Inventory / Model Registry Secondary feature
- Human-in-the-Loop Review / Feedback Secondary feature
- Analytics / BI / Decision Intelligence Secondary feature
Show all 32 attributes
- AI Workflows Secondary feature
- AI Automation / Business Process Automation Not emphasized
- AI Fine-tuning / Custom Model Training Not emphasized
- Agent Builder / Agent Configuration Secondary feature
- Multi-agent Orchestration / Runtime Not emphasized
- System / API Integration Secondary feature
- Prompt Management / Prompt Engineering Secondary feature
- Retrieval-Augmented Generation Secondary feature
- Graph RAG / Knowledge Graph Retrieval Not emphasized
- Enterprise Search / Knowledge Management Not emphasized
- AI / LLM Data Pipeline Secondary feature
- Document AI / Document Processing Not emphasized
- Model Deployment / Inference Infrastructure Not emphasized
- Traditional Machine Learning Secondary feature
- AI Quality Assurance / LLM Evaluation Primary focus
- AI Observability / Monitoring Primary focus
- AI Security / Guardrails Primary focus
- Data Privacy / PII / Confidential AI Secondary feature
- AI Governance / Policy Management Secondary feature
- AI Risk / Compliance Secondary feature
- AI Asset Inventory / Model Registry Secondary feature
- Human-in-the-Loop Review / Feedback Secondary feature
- Call Transcription / Speech-to-Text Data Capture Not emphasized
- Conversation Intelligence / Speech Analytics Not emphasized
- Text Chatbots / Conversational Assistants Not emphasized
- Voice AI Agents Not emphasized
- Voice Infrastructure / STT / TTS Not emphasized
- AI for Customer Experience / Support Automation Not emphasized
- Sales / Revenue Intelligence Not emphasized
- Analytics / BI / Decision Intelligence Secondary feature
- Enterprise App / Internal Tool Builder Not emphasized
- Vertical-Specific AI Not emphasized