Weight & Biases

Weight & Biases

Platform for AI model development and management

About Weight & Biases

Simplify's Rating
Why Weight & Biases is rated
A-
Rated B on Competitive Edge
Rated A on Growth Potential
Rated A on Rating Differentiation

Industries

Enterprise Software

AI & Machine Learning

Company Size

201-500

Company Stage

Acquired

Total Funding

$2B

Headquarters

San Francisco, California

Founded

2017

Overview

Weights & Biases provides a platform designed for AI developers to enhance their model-building efficiency. The platform includes tools for tracking experiments, managing machine learning workflows, evaluating model performance, and reproducing models, along with features for version control and dataset iteration. This allows AI teams to conduct more experiments and improve their productivity significantly. Weights & Biases operates on a software-as-a-service (SaaS) model, where clients pay a subscription fee to access its features, ensuring a steady revenue stream. The company stands out in the growing AI and ML market by offering a comprehensive solution that simplifies and accelerates the development process for machine learning models.

💵
Funded Recently
Simplify Jobs

Simplify's Take

What believers are saying

  • CoreWeave's acquisition enhances W&B's market reach and resources.
  • Growing demand for AI model tracking aligns with W&B's core offerings.
  • Partnership with LG CNS expands W&B's presence in the agentic AI sector.

What critics are saying

  • Increased competition from AI model fine-tuning services like Cohere's Command R 08-2024.
  • Rapid adoption of AI coding assistants may reduce demand for W&B's tools.
  • Nvidia's AI orchestration tools could threaten W&B's market position.

What makes Weight & Biases unique

  • W&B offers comprehensive tools for AI model tracking and visualization.
  • The platform supports version control and iteration on datasets, enhancing productivity.
  • W&B's SaaS model ensures recurring revenue through long-term client subscriptions.

Help us improve and share your feedback! Did you find this helpful?

Funding

Total Funding

$1950M

Above

Industry Average

Funded Over

5 Rounds

Acquisition funding comparison data is currently unavailable. We're working to provide this information soon!
Acquisition Funding Comparison
Coming Soon

Benefits

🏝️ Unlimited vacation time

🩺 100% Medical, Dental, and Vision for employees and Family Coverage

🏠 Remote first culture with in-office flexibility in San Francisco

💵 $1000 home office budget with new high-powered laptop

🥇 Truly competitive salary and equity

🚼 12 weeks of Parental leave

📈 401(k)

Growth & Insights and Company News

Headcount

6 month growth

2%

1 year growth

-2%

2 year growth

-1%
Tech in Asia
Mar 21st, 2025
LG's IT arm partners with AI firm for agentic AI research

LG CNS has partnered with Weights & Biases (W&B) to advance agentic AI initiatives.

Weights & Biases
Mar 20th, 2025
Weights & Biases partners with LG CNS to expand Agentic AI agenda in South Korea

On March 19th (Pacific Time), Weights & Biases signed a memorandum of understanding (MOU) with LG CNS at NVIDIA's annual GTC conference in San Jose, Calif.

TechCrunch
Mar 5th, 2025
CoreWeave acquires AI developer platform Weights & Biases | TechCrunch

CoreWeave, the Nvidia-backed data center company that recently filed for an IPO, has acquired AI developer platform Weights & Biases.

Latest Nigerian News
Mar 5th, 2025
CoreWeave acquires Weights & Biases, whose tools help developers build AI apps, sources say for ~$1.7B; Weights & Biases was valued at $1.25B in 2023 (The Information)

CoreWeave acquires Weights & Biases, whose tools help developers build AI apps, sources say for ~$1.7B; Weights & Biases was valued at $1.25B in 2023 (The Information).

PR Newswire
Mar 4th, 2025
CoreWeave to Acquire Weights & Biases - Industry Leading AI Developer Platform for Building and Deploying AI Applications

/PRNewswire/ -- CoreWeave, the AI Hyperscaler™, today announced it has reached an agreement to acquire Weights & Biases, a leading AI developer platform. The...

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