Decision Workspace
fiddlesticks vs mentra vs agents-runtime
Side-by-side comparison of Rust crates
51
fiddlesticks
experimentalv3.0.0
Primary library for the fiddlesticks agent harness framework
54
mentra
experimentalv0.6.0
An agent runtime for tool-using LLM applications
53
agents-runtime
experimentalv0.0.30
Async runtime orchestration for Rust deep agents.
Core Metrics
| fiddlesticks | mentra | agents-runtime | |
|---|---|---|---|
| Health Score | 51 | 54 | 53 |
| Total Downloads | 76 | 1.4K | 6.2K |
| 30d Downloads | 0 | 0 | 0 |
| Dependents | 0 | 32 | 25 |
| Releases | 5 | 6 | 27 |
| Last Updated | 83d ago | 48d ago | 136d ago |
| Age | 3m | 2m | 7m |
Health Breakdown
fiddlesticks
Maintenance
13
Quality
18
Community
6
Popularity
2
Documentation
12
mentra
Maintenance
13
Quality
12
Community
10
Popularity
4
Documentation
15
agents-runtime
Maintenance
12
Quality
13
Community
10
Popularity
5
Documentation
13
Technical Details
| fiddlesticks | mentra | agents-runtime | |
|---|---|---|---|
| Version | 3.0.0 | 0.6.0 | 0.0.30 |
| Stable (≥1.0) | ✓ Yes | ✗ No | ✗ No |
| License | MIT | MIT | MIT |
| Dependencies | 8 | 22 | 16 |
| Crate Size | 26KB | 256KB | 76KB |
| Features | 5 | 3 | 2 |
| Yanked % | 0.0% | 0.0% | 0.0% |
| Edition | 2024 | 2024 | 2021 |
| MSRV | 1.93 | 1.85 | — |
| 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.
- •mentra, agents-runtime are pre-1.0 — API may change.