Decision Workspace
lexa vs lexa-mcp vs ck-search
Side-by-side comparison of Rust crates
46
lexa
experimentalv0.1.1
Lexa CLI: hybrid local search (BM25 + binary-quantized Matryoshka KNN + cross-encoder rerank) over arbitrary file trees. `lexa index <path>`, `lexa search <query>`, `lexa watch <path>`.
45
lexa-mcp
experimentalv0.1.1
rmcp stdio MCP server for the Lexa hybrid retrieval engine. Exposes `search_files`, `index_path`, `list_indexed_paths`, `purge_path`, and `status` to any MCP client (Codex, Claude Desktop, Cursor, Claude Code) for arbitrary local file trees. Pairs with `lexa-obsidian-mcp` for vault-shaped queries.
54
ck-search
experimentalv0.7.11
Semantic grep by embedding - find code by meaning, not just keywords
Core Metrics
| lexa | lexa-mcp | ck-search | |
|---|---|---|---|
| Health Score | 46 | 45 | 54 |
| Total Downloads | 20 | 21 | 6.8K |
| 30d Downloads | 0 | 0 | 0 |
| Dependents | 0 | 0 | 0 |
| Releases | 2 | 2 | 24 |
| Last Updated | 24d ago | 24d ago | 1d ago |
| Age | 24d | 24d | 8m |
Health Breakdown
lexa
Maintenance
12
Quality
13
Community
6
Popularity
2
Documentation
13
lexa-mcp
Maintenance
12
Quality
12
Community
6
Popularity
2
Documentation
13
ck-search
Maintenance
19
Quality
12
Community
6
Popularity
5
Documentation
12
Technical Details
| lexa | lexa-mcp | ck-search | |
|---|---|---|---|
| Version | 0.1.1 | 0.1.1 | 0.7.11 |
| Stable (≥1.0) | ✗ No | ✗ No | ✗ No |
| License | MIT OR Apache-2.0 | MIT OR Apache-2.0 | MIT OR Apache-2.0 |
| Dependencies | 6 | 8 | 39 |
| Crate Size | 34KB | 35KB | 88KB |
| Features | 0 | 0 | 4 |
| Yanked % | 0.0% | 0.0% | 0.0% |
| Edition | 2021 | 2021 | 2024 |
| MSRV | — | — | 1.88.0 |
| Owners | 1 | 1 | 1 |
Links
Quick Verdict
- •ck-search leads with a health score of 54/100, but none of the options score above 80.