Splunk
Weights & Biases
| Feature | Splunk | Weights & Biases |
|---|---|---|
| Pricing | Contact sales | Free / from $50/mo |
| Free Plan | ✗ No | ✓ Yes |
| Rating | 4.3 / 5 | 4.7 / 5 |
| Best For | enterprise, security-teams, devops-engineers, data-analysts | ml-engineers, research-teams, ai-companies, data-scientists |
| Founded | 2003 | 2017 |
| Log Analysis | ✓ | ✗ |
| Real Time Monitoring | ✓ | ✗ |
| Dashboards | ✓ | ✗ |
| Alerting | ✓ | ✗ |
| Machine Learning | ✓ | ✗ |
| Siem | ✓ | ✗ |
| Experiment Tracking | ✗ | ✓ |
| Model Registry | ✗ | ✓ |
| Sweeps | ✗ | ✓ |
| Artifacts | ✗ | ✓ |
| Reports | ✗ | ✓ |
| Launch | ✗ | ✓ |
✓ Splunk Pros
- Powerful search capabilities
- Real-time monitoring
- Extensive app ecosystem
- Enterprise-grade
✗ Splunk Cons
- Very expensive
- Complex pricing
- Resource-intensive
✓ Weights & Biases Pros
- Best-in-class experiment tracking
- Beautiful visualizations
- Great collaboration features
- Generous free tier
✗ Weights & Biases Cons
- Learning curve for full platform
- Can be expensive for large teams
- Requires integration work
The Verdict
Splunk is built for enterprise and security teams, with a focus on log-analysis and real-time-monitoring. Weights & Biases targets ml engineers and research teams and leads with experiment-tracking and model-registry.
Splunk uses custom enterprise pricing, while Weights & Biases starts at $50/mo — a tangible advantage for teams with a fixed budget.
Weights & Biases has a free plan, which gives it a meaningful edge for individuals and small teams exploring their options. Splunk requires a paid subscription from day one.
Weights & Biases edges out on user ratings (4.7 vs 4.3). While both are well-regarded, that gap reflects real differences in user satisfaction worth considering.
Bottom line: Weights & Biases has a slight overall edge — but if powerful search capabilities matters most to you, Splunk may still be the right call.