Decision Workspace
llm-chain-mock vs langchain-rust vs rune-chain-core
Side-by-side comparison of Rust crates
34
llm-chain-mock
growingv0.13.0
Use `llm-chain` with a mock backend. Useful for testing.
47
langchain-rust
growingv4.6.0
LangChain for Rust, the easiest way to write LLM-based programs in Rust
46
rune-chain-core
experimentalv0.1.0
Core traits and types for the rune-chain LLM orchestration framework
Core Metrics
| llm-chain-mock | langchain-rust | rune-chain-core | |
|---|---|---|---|
| Health Score | 34 | 47 | 46 |
| Total Downloads | 1.6K | 139.7K | 52 |
| 30d Downloads | 0 | 3.2K | 0 |
| Dependents | 0 | 51 | 12 |
| Releases | 1 | 68 | 1 |
| Last Updated | 922d ago | 596d ago | 15d ago |
| Age | 2y 6m | 2y 3m | 15d |
Health Breakdown
llm-chain-mock
Maintenance
1
Quality
14
Community
5
Popularity
4
Documentation
10
langchain-rust
Maintenance
7
Quality
13
Community
8
Popularity
6
Documentation
13
rune-chain-core
Maintenance
12
Quality
13
Community
9
Popularity
2
Documentation
10
Technical Details
| llm-chain-mock | langchain-rust | rune-chain-core | |
|---|---|---|---|
| Version | 0.13.0 | 4.6.0 | 0.1.0 |
| Stable (≥1.0) | ✗ No | ✓ Yes | ✗ No |
| License | MIT | MIT | MIT |
| Dependencies | 4 | 53 | 7 |
| Crate Size | 15KB | 339KB | 10KB |
| Features | 0 | 13 | 0 |
| Yanked % | 0.0% | 75.0% | 0.0% |
| Edition | 2021 | 2021 | 2021 |
| MSRV | — | — | — |
| Owners | 1 | 1 | 1 |
Links
Quick Verdict
- •langchain-rust leads with a health score of 47/100, but none of the options score above 80.
- •⚠ llm-chain-mock, langchain-rust have not been updated in over a year.
- •llm-chain-mock, rune-chain-core are pre-1.0 — API may change.