Weights & Biases Pricing (2026)
It's a hybrid setup — you're paying a flat per-seat rate on Pro, but the real bill grows with usage: storage, Weave data ingestion, and inference all stack on top once you exceed plan limits. So the sticker price is really just the floor, not the ceiling.
- Free
- $0/mo
- Pro
- $60/mo
- Enterprise
- Contact Sales
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Free
- AI application evaluations
- AI application tracing
- AI application scorers
- AI model experiment tracking
- AI assets registry & lineage tracking
- Community Support
Pro
- Unlimited teams for collaboration
- Team-based access controls
- Service Accounts
- Priority email & chat support
- CI/CD automations
- Slack and email alerts
Enterprise
- Single tenant option with choice of region
- HIPAA compliant option
- Secure private connectivity
- Customer-managed encryption key
- Single Sign On
- Automated user provisioning
- Custom roles
- Audit logs
- Enterprise support package
Does Weights & Biases have a free plan?
Yes: the Free plan is free forever, not a time-limited trial. When you outgrow it, paid plans start at $60/mo. Paid tiers also come with a free trial (30 days).
What the free plan includes
- AI application evaluations
- AI application tracing
- AI application scorers
- AI model experiment tracking
- AI assets registry & lineage tracking
- Community Support
AI Pricing Analysis
Pricing Model
It's a hybrid setup — you're paying a flat per-seat rate on Pro, but the real bill grows with usage: storage, Weave data ingestion, and inference all stack on top once you exceed plan limits. So the sticker price is really just the floor, not the ceiling.
Tier Strategy
Free is the hook for solo practitioners and small experiments, Pro is built for teams under 50 employees who need collaboration without enterprise overhead, and Enterprise is where headcount, security, and support needs push you once that 50-person ceiling hits. The upgrade trigger from Pro to Enterprise isn't really usage-based — it's a hard org-size cutoff, which is unusual and forces a sales conversation earlier than most competitors would.
Competitive Positioning
At $60/mo for Pro, W&B sits mid-market compared to pricier MLOps suites but well above lightweight experiment trackers that are free or cheap indefinitely. They're clearly chasing funded startups and mid-size ML teams who've outgrown free tooling but aren't yet enterprise-scale — the 50-employee cap all but guarantees they funnel bigger fish straight into custom Enterprise deals.
Growth Lever
Usage is the quiet growth engine here — storage, Weave ingestion, and inference overages nudge teams toward paying more even without adding seats. But the harder lever is org size: hitting 50 employees forces a plan change regardless of actual usage, which means W&B captures expansion revenue almost automatically as customers scale headcount.
Want the strategist's read on the live page? Read the AI teardown of Weights & Biases's pricing page →
Weights & Biases Pricing FAQ
- How much does Weights & Biases cost?
- Paid plans start at $60/mo. There's also an Enterprise tier with custom pricing. You can get started on the free plan before committing.
- Is there a free plan?
- Yes. The "Free" plan is free forever, not just a trial. You get ai application evaluations, ai application tracing, ai application scorers — plus 3 more features. It's enough to evaluate the product before upgrading.
- Can I try it before paying?
- Yes — there's a free trial that lasts 30 days.
- How does the pricing work?
- It's a hybrid setup — you're paying a flat per-seat rate on Pro, but the real bill grows with usage: storage, Weave data ingestion, and inference all stack on top once you exceed plan limits. So the sticker price is really just the floor, not the ceiling.
- Which plan makes sense for me?
- Free is the hook for solo practitioners and small experiments, Pro is built for teams under 50 employees who need collaboration without enterprise overhead, and Enterprise is where headcount, security, and support needs push you once that 50-person ceiling hits. The upgrade trigger from Pro to Enterprise isn't really usage-based — it's a hard org-size cutoff, which is unusual and forces a sales conversation earlier than most competitors would.
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Comparing Weights & Biases to something specific? Try Weights & Biases vs Anthropic, Weights & Biases vs AssemblyAI, or Weights & Biases vs Avoma. Or see the best Weights & Biases alternatives, ranked.
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