Decision Workspace
pathfinder-mcp-common vs codelens-engine vs codelens-mcp
Side-by-side comparison of Rust crates
52
pathfinder-mcp-common
experimentalv0.9.0
Shared types, errors, and infrastructure for Pathfinder MCP server
58
codelens-engine
experimentalv1.13.34
Harness-native Rust MCP server for code intelligence — hybrid retrieval, mutation-gated workflows, and a token-lean response contract tuned for frontier agent models (Claude Fable-class)
52
codelens-mcp
experimentalv1.13.34
Harness-native Rust MCP server for code intelligence — hybrid retrieval, mutation-gated workflows, and a token-lean response contract tuned for frontier agent models (Claude Fable-class)
Core Metrics
| pathfinder-mcp-common | codelens-engine | codelens-mcp | |
|---|---|---|---|
| Health Score | 52 | 58 | 52 |
| Total Downloads | 1.2K | 1.3K | 891 |
| 30d Downloads | 0 | 0 | 0 |
| Dependents | 150 | 75 | 0 |
| Releases | 26 | 47 | 46 |
| Last Updated | 20d ago | 10d ago | 10d ago |
| Age | 2m | 3m | 3m |
Health Breakdown
pathfinder-mcp-common
Maintenance
12
Quality
12
Community
11
Popularity
4
Documentation
13
codelens-engine
Maintenance
18
Quality
15
Community
11
Popularity
4
Documentation
10
codelens-mcp
Maintenance
18
Quality
14
Community
6
Popularity
4
Documentation
10
Technical Details
| pathfinder-mcp-common | codelens-engine | codelens-mcp | |
|---|---|---|---|
| Version | 0.9.0 | 1.13.34 | 1.13.34 |
| Stable (≥1.0) | ✗ No | ✓ Yes | ✓ Yes |
| License | MIT | Apache-2.0 | Apache-2.0 |
| Dependencies | 13 | 65 | 36 |
| Crate Size | 48KB | 333KB | 558KB |
| Features | 0 | 6 | 8 |
| Yanked % | 0.0% | 0.0% | 0.0% |
| Edition | 2021 | 2024 | 2024 |
| MSRV | — | — | — |
| Owners | 1 | 1 | 1 |
Links
Quick Verdict
- •codelens-engine leads with a health score of 58/100, but none of the options score above 80.
- •pathfinder-mcp-common is depended on by 150 crates — strongest ecosystem trust.
- •pathfinder-mcp-common is pre-1.0 — API may change.