Decision Workspace
llm-cost-cap vs iron_cost vs tool-call-budgets
Side-by-side comparison of Rust crates
46
llm-cost-cap
experimentalv0.1.0
Pre-flight USD cost gate for LLM calls. Estimate input plus output cost from token counts and reject calls that would exceed a configured cap.
48
iron_cost
experimentalv0.3.0
Budget tracking and cost enforcement for Iron Cage AI agents
46
tool-call-budgets
experimentalv0.1.0
Per-tool call count caps for AI agents. Stops runaway tool loops before they hit the invoice.
Core Metrics
| llm-cost-cap | iron_cost | tool-call-budgets | |
|---|---|---|---|
| Health Score | 46 | 48 | 46 |
| Total Downloads | 12 | 365 | 11 |
| 30d Downloads | 0 | 0 | 0 |
| Dependents | 0 | 9 | 0 |
| Releases | 1 | 2 | 1 |
| Last Updated | 1d ago | 160d ago | 1d ago |
| Age | 1d | 6m | 1d |
Health Breakdown
llm-cost-cap
Maintenance
13
Quality
16
Community
6
Popularity
1
Documentation
10
iron_cost
Maintenance
10
Quality
14
Community
9
Popularity
3
Documentation
12
tool-call-budgets
Maintenance
13
Quality
16
Community
6
Popularity
1
Documentation
10
Technical Details
| llm-cost-cap | iron_cost | tool-call-budgets | |
|---|---|---|---|
| Version | 0.1.0 | 0.3.0 | 0.1.0 |
| Stable (≥1.0) | ✗ No | ✗ No | ✗ No |
| License | MIT | MIT | MIT |
| Dependencies | 2 | 9 | 2 |
| Crate Size | 9KB | 37KB | 10KB |
| Features | 2 | 4 | 2 |
| Yanked % | 0.0% | 0.0% | 0.0% |
| Edition | 2021 | 2021 | 2021 |
| MSRV | — | 1.70 | — |
| Owners | 1 | 1 | 1 |
Links
Quick Verdict
- •iron_cost leads with a health score of 48/100, but none of the options score above 80.