Decision Workspace
prompt-echo vs whispercpp-sys vs whispercpp
Side-by-side comparison of Rust crates
48
prompt-echo
experimentalv0.1.0
Detect Whisper prompt-regurgitation hallucination on silent audio
50
whispercpp-sys
experimentalv0.2.0
Low-level Rust FFI bindings to whisper.cpp. Cmake-builds a patched fork that closes upstream OOM / UB / leak hazards reachable from safe Rust.
50
whispercpp
experimentalv0.2.1
Safe Rust bindings for whisper.cpp speech recognition. Bundled patched build with memory-safety hardening, exception-catching FFI shim, and Send + Sync types.
Core Metrics
| prompt-echo | whispercpp-sys | whispercpp | |
|---|---|---|---|
| Health Score | 48 | 50 | 50 |
| Total Downloads | 47 | 222 | 223 |
| 30d Downloads | 0 | 0 | 0 |
| Dependents | 4 | 3 | 0 |
| Releases | 1 | 2 | 3 |
| Last Updated | 19d ago | 17d ago | 17d ago |
| Age | 19d | 19d | 19d |
Health Breakdown
prompt-echo
Maintenance
12
Quality
15
Community
7
Popularity
2
Documentation
12
whispercpp-sys
Maintenance
13
Quality
14
Community
8
Popularity
3
Documentation
12
whispercpp
Maintenance
13
Quality
16
Community
6
Popularity
3
Documentation
12
Technical Details
| prompt-echo | whispercpp-sys | whispercpp | |
|---|---|---|---|
| Version | 0.1.0 | 0.2.0 | 0.2.1 |
| Stable (≥1.0) | ✗ No | ✗ No | ✗ No |
| License | MIT | MIT OR Apache-2.0 | MIT OR Apache-2.0 |
| Dependencies | 0 | 3 | 6 |
| Crate Size | 5KB | 8.1MB | 107KB |
| Features | 0 | 11 | 12 |
| Yanked % | 0.0% | 0.0% | 0.0% |
| Edition | 2021 | 2024 | 2024 |
| MSRV | 1.74 | 1.95 | 1.95 |
| Owners | 1 | 1 | 1 |
Links
Quick Verdict
- •whispercpp-sys leads with a health score of 50/100, but none of the options score above 80.
- •whispercpp has the most downloads (223), suggesting wider adoption.