Weights & Biases

Weights & Biases is ranked #2 of 37 in ML experiment tracking software on The Geeks Club. It runs on API, iOS, Linux, macOS, Self-hosted, Web, Windows. There is a free plan. A free trial is offered. Paid plans start at $60/mo.

Weights & Biases plans and pricing

All plans

Free Free $0/mo 5 model seats · 5 GB/mo storage · 1 GB/mo Weave data ingestion wandb.ai · 29 Sept 2026

Personal Free $0/mo 1 user seat · personal projects only · corporate use is not allowed wandb.ai · 29 Sept 2026

Pro $60/mo Starts at $60/month, billed monthly Up to 10 model seats · 100 GB/mo storage · 1.5 GB/mo Weave data ingestion · for early-stage teams fewer than 50 employees wandb.ai · 29 Sept 2026

Enterprise Not published Custom plans; invoiced annually upfront Customizable seats, storage, and ingestion · enterprise support · single tenant option wandb.ai · 29 Sept 2026

Advanced Enterprise Not published Custom plan Self-hosted deployment · enterprise features and support wandb.ai · 29 Sept 2026

Compared on ML experiment tracking software

Free plan: Yes
Paid from: $60/mo

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Weights & Biases

Product: Weights & Biases describes itself as an AI developer platform for building AI agents, applications, and models.
Experiment tracking: W&B Models tracks and visualizes machine learning experiments and supports hyperparameter optimization with Sweeps.
Weave: Weave provides tracing, evaluations, and monitoring for AI applications and agents.
Registry: Registry stores and versions models and datasets and supports aliases, lineage tracking, governance, and access control.
Integrations: The platform works with cloud providers and names OpenAI, Meta, Amazon Bedrock, Anthropic, LangChain, and LlamaIndex among its integrations.
Security: The company says its platform is certified to ISO/IEC 27001:2022, ISO/IEC 27017:2015, and ISO/IEC 27018:2019, and compliant with SOC 2 and HIPAA standards.
Deployment: W&B offers SaaS, dedicated, and customer-managed deployment options.
Support: Free includes community support, Pro includes priority email and chat support, and Enterprise offers an enterprise support package.
Limits: The pricing page states Pro is for early-stage teams with fewer than 50 employees and that customers exceeding that guideline must transition to Enterprise.
Mobile app: The maker describes an iOS app for monitoring AI experiments and training runs; the listing says dedicated and on-premises deployments are not yet supported.
Self-hosting: The pricing page says Personal users can run a W&B server locally with Docker and Python and that corporate use is not allowed on that plan.
Audience: The maker presents the platform for AI developers and highlights use cases including model training, fine-tuning, AI application development, and production monitoring.
Founded: 2017
Headquarters: San Francisco, California, United States
Price from: $60/mo

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Where it ranks on The Geeks Club

Best ML Experiment Tracking Software in 2026#2 of 37
Best Data Version Control Tools in 2026#1 of 36
Best Model Registry Software in 2026#1 of 33
Best AI LLM Evaluation Tools in 2026#1 of 30
Best MLOps Platforms in 2026#1 of 25

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Sources

wandb.ai/site/· checked 29 Sept 2026
wandb.ai/site/experiment-tracking/· checked 29 Sept 2026
wandb.ai/site/weave/· checked 29 Sept 2026
site.wandb.ai/registry/· checked 29 Sept 2026
wandb.ai/site/partners/· checked 29 Sept 2026
wandb.ai/site/pricing/· checked 29 Sept 2026
wandb.ai/site· checked 28 Sept 2026