Detailed comparison across 10 dimensions
Winner: Weights & Biases Weave
Weights & Biases Weave clearly comes out ahead of Arize Phoenix on Staquest's weighted six-dimension score. Both offer a free tier.
| Overview | ||
|---|---|---|
| Type | ai tool | hybrid |
| Company | Weights & Biases | Arize AI |
| Free Tier | ||
| Has API | ||
| Open Source | ||
| Trending | Stable | Stable |
| Industries | DevelopmentMarketingAI & Machine LearningSales & CRMSaaS & Cloud | DevelopmentMarketingAI & Machine LearningSaaS & Cloud |
| Categories | ai-chatbotai-agents-frameworks | ai-chatbotai-agents-frameworks |
| Website | Visit | Visit |
Weights & Biases Weave
freemium
per seat
custom
open source
| Feature | weights-biases-weave | arize-phoenix |
|---|---|---|
| 100Gb Free Cloud Storage | ||
| Datasets & Experiments | ||
| Ai Application Evaluations | ||
| Evaluation | ||
| Ai Application Scorers | ||
| Opentelemetry-Based Instrumentation | ||
| Ai Application Tracing | ||
| Prompt Playground | ||
| Ai Assets Registry & Lineage Tracking | ||
| Self-Hosted | ||
| Ai Model Experiment Tracking | ||
| Tracing | ||
| Ci/Cd Automations | ||
| Community Support | ||
| Customizable Usage Limits For Weave Data Ingestion And Storage | ||
| Enterprise-Grade Security, Governance, And Support | ||
| Full W&B Platform Access | ||
| Higher Usage Limits | ||
| Includes All Free Tier Features | ||
| Professional Features For Teams And Individuals | ||
| Slack And Email Alerts |
Showing 21 of 21 features
Dashes mean the feature isn't listed in our data. The tool may still support it.
On Staquest's weighted six-dimension scoring, Weights & Biases Weave comes out ahead overall, though Arize Phoenix can be the better fit depending on your priorities — see the dimension-by-dimension breakdown above.
Both Weights & Biases Weave and Arize Phoenix offer a free tier.
Arize Phoenix is open source. The feature comparison and dimension scores above cover the full breakdown.
