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Weights & BiasesVerified

Seat and usage sync available

Weights & Biases is an MLOps platform for experiment tracking, model evaluation, dataset versioning, and hyperparameter tuning used by AI teams including OpenAI, Meta, and top foundation model builders.

Pricing

$0-60+ / month

Founded

2017

Team size

201-500 employees

Headquarters

San Francisco, California

Product Preview

Weights & Biases preview

Preview from wandb.ai

At a glance

Best for

Solo / freelancer, Startup (1-50), Small business (51-200), Mid-market (201-1,000), Enterprise (1,000+)

Pricing model

Tiered plans

Try before you buy

Integrates with

LangChainLlamaIndexPyTorchHugging Face TransformersLightning+5

Security

ISO 27001SOC 2HIPAAGDPR

About Weights & Biases

Weights & Biases (W&B) provides a comprehensive MLOps platform that enables ML teams to track experiments, version datasets, evaluate model performance, and collaborate on AI projects. The platform is used by 30 foundation model builders including OpenAI, Meta, and Cohere.

The experiment tracking system logs metrics, hyperparameters, code, and artifacts for every training run, enabling reproducibility and comparison across experiments. W&B Sweeps automate hyperparameter optimization, while Reports provide collaborative analysis and visualization tools.

Acquired by CoreWeave in March 2025, W&B continues to serve over 100,000 customers ranging from individual researchers to Fortune 500 AI teams. The platform's focus on the ML experiment lifecycle makes it a critical tool for anyone building and improving AI models.

Sync Weights & Biases with Cubbie

Cubbie connects straight to the Weights & Biases admin API, so your seats, usage, and plan stay current without anyone updating a spreadsheet. That is what turns renewals and unused licenses into something you can act on.

SCIM user rosterOrg rolesSeat typesDeactivated users

Connecting takes about a minute. Paste a read-only key from your Weights & Biases admin settings. Cubbie never writes to your account.

Buyer Fit & Positioning

Procurement & Fit

Structured facts from the vendor to help your security, finance, and procurement reviews move faster.

Trust

Security & compliance

ISO 27001SOC 2HIPAAGDPR

SLA uptime target: Not specified

Security review turnaround: Not specified

DPA available: Not specified

Pricing

Commercial model

Pricing model: Tiered plans

Free trial: Yes

Free plan: Yes

Contract minimum: Not specified

Procurement

Purchasing & legal

The vendor hasn’t added purchasing & legal details yet.

Fit

Best-fit company size

Solo / freelancerStartup (1-50)Small business (51-200)Mid-market (201-1,000)Enterprise (1,000+)

Implementation & Procurement

Commercial Fit & Ecosystem

Proof, Outcomes & Momentum

Alternatives, Migration & Buyer Objections