Weights and Biases
To build the best tools for AI developers, focusing on experiment tracking, model management, and AI observability.
At a Glance
- AI Research Labs
- Enterprise AI Teams
- Generative AI Startups
- Healthcare
- +2 more
AI Tools by Weights and Biases
(1)
Weights & Biases
MLOps Experiment Tracking Platform
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Latest News
CoreWeave and Weights & Biases Announce New Products and Capabilities
CoreWeave Completes Acquisition of Weights & Biases for $1.7B
Weights & Biases Announces New Integrations with NVIDIA at GTC
Weights & Biases to Host Annual Fully Connected Conference in SF
Products & Services
Experiment tracking and visualization for machine learning models.
Lightweight toolkit for building, evaluating, and monitoring AI applications (LLMs).
Centralized hub for sharing and managing ML models and datasets.
Automated hyperparameter tuning and model optimization.
Market Position
Market leader in experiment tracking and MLOps, distinguished by its developer-first approach and extensive ecosystem of integrations with nearly all major ML frameworks.
Leadership
Founders
Lukas Biewald
Founder and former CEO of Figure Eight (acquired by Appen). Previously a senior scientist at Powerset and engineering manager at Yahoo. Stanford AI Lab research assistant.
Chris Van Pelt
Co-founder and former CAO (Chief Awesome Officer) of Figure Eight. Previously a technical product manager at Powerset and production assistant at NBC.
Shawn Lewis
Former engineer at Google. Known for his work in deep learning and machine learning infrastructure.
Executive Team
Lukas Biewald
CEO & Co-Founder (now GM Weights & Biases at CoreWeave)
Serial entrepreneur, founder of Figure Eight.
Chris Van Pelt
CISO & Co-Founder (now Distinguished Engineer)
Expert in AI security and technical product management.
Board of Directors
Founding Story
Started behind a karate studio in San Francisco by Lukas Biewald, Chris Van Pelt, and Shawn Lewis. The founders recognized that model tracking and reproducibility were major pain points in the ML workflow and built their first tool for early users at OpenAI.
Business Model
Revenue Model
SaaS Subscription (Tiered Pricing) and custom Enterprise licenses.
Pricing Tiers
For individual use; experiment tracking, registry, and lineage.
For teams building AI apps; evaluations, tracing, and community support.
For professional teams; unlimited teams, access controls, priority support.
Single-tenant deployment, HIPAA compliance, secure private connectivity, and SSO.
Target Markets
- AI Research Labs
- Enterprise AI Teams
- Generative AI Startups
- Healthcare
- Financial Services
- Autonomous Vehicles
- LLM Evaluation and Monitoring
- Reproducible Research
- Team Collaboration for ML Development
- Model Governance and Compliance
- Infrastructure Agnostic Model Deployment
- OpenAI
- NVIDIA
- Cohere
- Microsoft