Decision Workspace
oss-vizier vs gcp-vertex-ai-vizier vs optimizer
Side-by-side comparison of Rust crates
43
oss-vizier
growingv0.6.0
An (unofficial) async client library for OSS Vizier.
42
gcp-vertex-ai-vizier
growingv0.5.0
An async client library for GCP Vertex AI Vizier.
58
optimizer
experimentalv1.0.1
Bayesian and population-based optimization library with an Optuna-like API for hyperparameter tuning and black-box optimization
Core Metrics
| oss-vizier | gcp-vertex-ai-vizier | optimizer | |
|---|---|---|---|
| Health Score | 43 | 42 | 58 |
| Total Downloads | 5.8K | 10.0K | 3.5K |
| 30d Downloads | 0 | 0 | 0 |
| Dependents | 0 | 0 | 2 |
| Releases | 6 | 8 | 6 |
| Last Updated | 289d ago | 1197d ago | 73d ago |
| Age | 3y 7m | 4y 1m | 5m |
Health Breakdown
oss-vizier
Maintenance
6
Quality
14
Community
6
Popularity
4
Documentation
13
gcp-vertex-ai-vizier
Maintenance
4
Quality
14
Community
6
Popularity
5
Documentation
13
optimizer
Maintenance
15
Quality
17
Community
7
Popularity
4
Documentation
15
Technical Details
| oss-vizier | gcp-vertex-ai-vizier | optimizer | |
|---|---|---|---|
| Version | 0.6.0 | 0.5.0 | 1.0.1 |
| Stable (≥1.0) | ✗ No | ✗ No | ✓ Yes |
| License | Apache-2.0 | Apache-2.0 | MIT |
| Dependencies | 10 | 10 | 15 |
| Crate Size | 50KB | 85KB | 248KB |
| Features | 1 | 1 | 9 |
| Yanked % | 0.0% | 0.0% | 0.0% |
| Edition | 2024 | 2021 | 2024 |
| MSRV | — | — | 1.89 |
| Owners | 1 | 1 | 1 |
Links
Quick Verdict
- •optimizer leads with a health score of 58/100, but none of the options score above 80.
- •gcp-vertex-ai-vizier has the most downloads (10.0K), suggesting wider adoption.
- •⚠ gcp-vertex-ai-vizier has not been updated in over a year.
- •oss-vizier, gcp-vertex-ai-vizier are pre-1.0 — API may change.