Decision Workspace
claude-cost vs prompt-cache-warmer vs claude-sdk
Side-by-side comparison of Rust crates
47
claude-cost
experimentalv0.1.0
Calculate Claude API call cost from a usage block. Cache-aware (cache_creation, cache_read), supports Anthropic API and AWS Bedrock model IDs, BYO pricing override. No SDK dependency.
47
prompt-cache-warmer
experimentalv0.1.0
Pre-warm Anthropic prompt cache before user traffic. Injects cache_control breakpoints, fires a tiny warmup call, optionally verifies the cache hit, and reports tokens, latency, and estimated cost. No SDK dependency.
63
claude-sdk
growingv2.1.0
Native Rust SDK for the Claude API with streaming support and tool execution
Core Metrics
| claude-cost | prompt-cache-warmer | claude-sdk | |
|---|---|---|---|
| Health Score | 47 | 47 | 63 |
| Total Downloads | 17 | 17 | 1.6K |
| 30d Downloads | 0 | 0 | 0 |
| Dependents | 0 | 0 | 8 |
| Releases | 1 | 1 | 6 |
| Last Updated | 65d ago | 50d ago | 20d ago |
| Age | 2m | 1m | 7m |
Health Breakdown
claude-cost
Maintenance
9
Quality
16
Community
6
Popularity
1
Documentation
15
prompt-cache-warmer
Maintenance
10
Quality
15
Community
6
Popularity
1
Documentation
15
claude-sdk
Maintenance
18
Quality
17
Community
9
Popularity
4
Documentation
15
Technical Details
| claude-cost | prompt-cache-warmer | claude-sdk | |
|---|---|---|---|
| Version | 0.1.0 | 0.1.0 | 2.1.0 |
| Stable (≥1.0) | ✗ No | ✗ No | ✓ Yes |
| License | MIT OR Apache-2.0 | MIT OR Apache-2.0 | MIT |
| Dependencies | 3 | 0 | 21 |
| Crate Size | 12KB | 13KB | 121KB |
| Features | 2 | 0 | 5 |
| Yanked % | 0.0% | 0.0% | 0.0% |
| Edition | 2021 | 2021 | 2021 |
| MSRV | 1.74 | 1.74 | 1.70 |
| Owners | 1 | 1 | 1 |
Links
Quick Verdict
- •claude-sdk leads with a health score of 63/100, but none of the options score above 80.
- •claude-cost, prompt-cache-warmer are pre-1.0 — API may change.