Companies
Weights & Biases
2017
Acquired
201-500
—
- Summary
- AI developer platform for training, fine-tuning, evaluating, tracing, monitoring and productionizing AI models, agents and applications; acquired by CoreWeave in 2025.
- Segments
- AI Workflows AI Agents LLM Fine-tuning AI Developer Tools Knowledge & RAG LLM Deployment AI Quality & Observability Traditional ML AI Governance & Risk Chatbots Analytics & BI
- HQ location
- San Francisco, CA, USA
- Founded
- 2017
- Website
- https://wandb.ai/
WhyLabs
2019
Series A
11-50
—
- Summary
- AI observability and control platform for monitoring, improving and securing LLMs, ML models, RAG systems, prompts, data pipelines and AI applications.
- Segments
- AI Workflows AI Developer Tools Knowledge & RAG LLM Deployment AI Quality & Observability Traditional ML AI Governance & Risk Chatbots Analytics & BI
- HQ location
- Seattle, WA, USA
- Founded
- 2019
- Website
- https://whylabs.ai/
Workato
2013
Series C Plus
1001-5000
—
- Summary
- Enterprise orchestration platform combining iPaaS, workflow automation, Enterprise MCP and agentic AI agents for secure cross-system execution.
- Segments
- AI Workflows AI Agents AI Developer Tools Knowledge & RAG Document AI AI Quality & Observability AI Governance & Risk Chatbots Analytics & BI
- HQ location
- Palo Alto, CA, USA
- Founded
- 2013
- Website
- https://www.workato.com
WorkFusion
2010
201-500
- Summary
- AI agents purpose-built for financial crime compliance operations such as AML, sanctions, adverse media and KYC workflows.
- Segments
- AI Workflows AI Agents AI Developer Tools Knowledge & RAG Document AI AI Quality & Observability Traditional ML AI Governance & Risk Analytics & BI
- Industries
- Financial Services
- HQ location
- New York, NY, USA
- Founded
- 2010
- Website
- https://www.workfusion.com/
Writer
2020
Series C Plus
1001-5000
—
- Summary
- Full-stack enterprise generative AI platform with Palmyra LLMs, Knowledge Graph/RAG, AI guardrails, AI Studio, APIs and agent-building tools for business workflows.
- Segments
- AI Workflows AI Agents LLM Fine-tuning AI Developer Tools Knowledge & RAG Document AI LLM Deployment AI Quality & Observability Traditional ML AI Governance & Risk Chatbots Analytics & BI
- HQ location
- San Francisco, CA, USA
- Founded
- 2020
- Website
- https://writer.com
Yellow AI
2016
Series C Plus
501-1000
- Summary
- Enterprise agentic AI platform for CX and EX automation.
- Segments
- AI Workflows AI Agents Knowledge & RAG AI Quality & Observability AI Governance & Risk Call Analysis Chatbots Voice AI Agents Analytics & BI
- Industries
- Customer Support / CX General Purpose
- HQ location
- San Mateo, California, United States
- Founded
- 2016
- Website
- https://yellow.ai/
Zama
2020
Series B
51-200
—
- Summary
- Open-source cryptography company building fully homomorphic encryption software for confidential AI and blockchain computation.
- Segments
- AI Workflows AI Developer Tools LLM Deployment Traditional ML AI Governance & Risk
- HQ location
- Paris, France
- Founded
- 2020
- Website
- https://www.zama.ai
Zapier
2011
Seed
201-500
—
- Summary
- AI orchestration and automation platform for building workflows, AI agents, chatbots and apps across 9,000+ SaaS integrations.
- Segments
- AI Workflows AI Agents AI Developer Tools Knowledge & RAG Document AI AI Quality & Observability AI Governance & Risk Call Analysis Chatbots Analytics & BI
- HQ location
- San Francisco, CA, USA (remote-first)
- Founded
- 2011
- Website
- https://zapier.com