Decision Workspace
agents-runtime vs mentra vs fiddlesticks
Side-by-side comparison of Rust crates
53
agents-runtime
experimentalv0.0.30
Async runtime orchestration for Rust deep agents.
54
mentra
experimentalv0.6.0
An agent runtime for tool-using LLM applications
51
fiddlesticks
experimentalv3.0.0
Primary library for the fiddlesticks agent harness framework
Core Metrics
| agents-runtime | mentra | fiddlesticks | |
|---|---|---|---|
| Health Score | 53 | 54 | 51 |
| Total Downloads | 6.2K | 1.4K | 76 |
| 30d Downloads | 0 | 0 | 0 |
| Dependents | 25 | 32 | 0 |
| Releases | 27 | 6 | 5 |
| Last Updated | 136d ago | 48d ago | 83d ago |
| Age | 7m | 2m | 3m |
Health Breakdown
agents-runtime
Maintenance
12
Quality
13
Community
10
Popularity
5
Documentation
13
mentra
Maintenance
13
Quality
12
Community
10
Popularity
4
Documentation
15
fiddlesticks
Maintenance
13
Quality
18
Community
6
Popularity
2
Documentation
12
Technical Details
| agents-runtime | mentra | fiddlesticks | |
|---|---|---|---|
| Version | 0.0.30 | 0.6.0 | 3.0.0 |
| Stable (≥1.0) | ✗ No | ✗ No | ✓ Yes |
| License | MIT | MIT | MIT |
| Dependencies | 16 | 22 | 8 |
| Crate Size | 76KB | 256KB | 26KB |
| Features | 2 | 3 | 5 |
| Yanked % | 0.0% | 0.0% | 0.0% |
| Edition | 2021 | 2024 | 2024 |
| MSRV | — | 1.85 | 1.93 |
| Owners | 1 | 1 | 1 |
Links
Quick Verdict
- •mentra leads with a health score of 54/100, but none of the options score above 80.
- •agents-runtime has the most downloads (6.2K), suggesting wider adoption.
- •agents-runtime, mentra are pre-1.0 — API may change.