kitio.aiWeights & Biases vs Portkey
A side-by-side look at pricing plans, free tiers, features, pros and cons, updated for 2026. Portkey has the lower starting price: about $49 a month, against $60 for Weights & Biases.
At a glance
Best for
Category
Pricing model
Starting price
Free plan
Made by
Based in
Rating
Key features
- Experiment tracking
- Hyperparameter sweeps
- Model registry
- Weave LLM tracing
- Reports
- Universal LLM API
- Fallbacks and load balancing
- Logs and traces
- Guardrails
- Prompt management
- Budgets and rate limits
| Feature | Weights & Biases | Portkey |
|---|---|---|
| Best for | Experiment tracking and LLM observability, now part of CoreWeave | AI gateway with observability, guardrails and prompt management |
| Category | Models & APIs | Models & APIs |
| Pricing model | Freemium | Freemium |
| Starting price | $60/mo | $49/mo |
| Free plan | Yes | Yes |
| Made by | CoreWeave | Portkey (Palo Alto Networks) |
| Based in | United States | United States |
| Rating | No ratings yet | No ratings yet |
| Key features |
|
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Pricing compared
Portkey has the lower starting price: about $49 a month, against $60 for Weights & Biases.
Free plan
Cheapest paid plan
Top plan
Free trial
3 plans
Free
Free
- Experiment tracking for individuals
- Limited storage
Pro
$60/mo
- Starting price
- Team collaboration features
- Higher usage limits
Enterprise
Contact sales
- SSO and advanced security
- Dedicated support
3 plans
Developer
Free
- 10k recorded logs per month
- 3-day log retention
- AI gateway and observability
- Community support
Production
$49/mo
- 100k recorded logs per month
- $9 per extra 100k requests
- 30-day log retention
- Alerts and traces
Enterprise
Custom
- 10M+ recorded logs per month
- SSO and RBAC
- Custom guardrails
- Self-hosting
Prices in USD, checked Oct 28, 2026 or later. Plans change often, so confirm on each tool's site before you buy.
Pros and cons
Weights & Biases
- Industry-standard experiment tracking
- Polished dashboards
- Covers training and LLM apps
- Pricing jumps for larger teams
- Weave ingestion billed by size
- Sign-in moved to CoreWeave
Portkey
- One API for many model providers
- Request flow isn't cut at log limits
- Self-hosting option for enterprises
- Free plan keeps logs only 3 days
- SSO and RBAC need Enterprise
- Brand is shifting under Palo Alto Networks
Which one should you choose?
Choose Weights & Biases if you want:
- Industry-standard experiment tracking
- Polished dashboards
- Covers training and LLM apps
Watch out: pricing jumps for larger teams.
Choose Portkey if you want:
- One API for many model providers
- Request flow isn't cut at log limits
- Self-hosting option for enterprises
Watch out: free plan keeps logs only 3 days.
Weights & Biases vs Portkey FAQ
What is the difference between Weights & Biases and Portkey?
Weights & Biases: Experiment tracking and LLM observability, now part of CoreWeave. Portkey: AI gateway with observability, guardrails and prompt management. Both are models & apis tools.
Is Weights & Biases or Portkey cheaper?
Portkey has the lower starting price: about $49 a month, against $60 for Weights & Biases.
Do Weights & Biases and Portkey have free plans?
Weights & Biases: Yes. Portkey: Yes.
Who makes Weights & Biases?
Weights & Biases is made by CoreWeave, based in United States.
Who makes Portkey?
Portkey is made by Portkey (Palo Alto Networks), based in United States.
Which should I choose, Weights & Biases or Portkey?
Choose Weights & Biases if you value industry-standard experiment tracking and polished dashboards. Choose Portkey if you value one api for many model providers and request flow isn't cut at log limits.