| Description |
| Summary |
AI observability and evaluation platform for generative AI and LLM systems.
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| Description |
Platform for evaluating, monitoring, and improving generative AI systems including hallucination detection and model evaluation.
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| Positioning |
AI reliability and evaluation platform
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| Key facts |
| HQ location |
San Francisco, CA, USA
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| Founded |
2020
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| Employee range |
51-200
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| Funding stage |
Series B
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| Company type |
Private
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| Pricing model |
subscription
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| Last updated |
Jun 21, 2026
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| Financials |
| Revenue estimate |
Unknown
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| Valuation estimate |
Undisclosed (834% revenue growth since early 2024)
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| Investments |
$68M total (Series B $45M Oct 2024 led by Scale Venture Partners; Databricks Ventures, ServiceNow Ventures, Amex/Citi Ventures)
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| Relationships |
| Target customers |
AI engineering teams
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| Key competitors |
LangSmith, Humanloop, Arize AI, Vellum
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| Known customers |
Unknown
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| Segments & Industries |
| Segments |
AI Workflows, AI Agents, AI Developer Tools, Knowledge & RAG, AI Quality & Observability, Traditional ML, AI Governance & Risk, Analytics & BI
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