Decision Workspace
cedar-policy-mcp-schema-generator vs agenttrustid vs cedar-policy
Side-by-side comparison of Rust crates
53
cedar-policy-mcp-schema-generator
experimentalv0.6.0
Auto-Generates Cedar schemas from an MCP server's tool descriptions.
50
agenttrustid
experimentalv0.5.0
AgentTrust ID SDK — runtime authorization, opaque agent tokens, and Guardian checks for AI agents
76
cedar-policy
stablev4.11.2
Cedar is a language for defining permissions as policies, which describe who should have access to what.
Core Metrics
| cedar-policy-mcp-schema-generator | agenttrustid | cedar-policy | |
|---|---|---|---|
| Health Score | 53 | 50 | 76 |
| Total Downloads | 387 | 48 | 6.6M |
| 30d Downloads | 0 | 0 | 432.8K |
| Dependents | 0 | 0 | 797 |
| Releases | 3 | 3 | 78 |
| Last Updated | 48d ago | 19d ago | 21d ago |
| Age | 7m | 1m | 3y 2m |
Health Breakdown
cedar-policy-mcp-schema-generator
Maintenance
16
Quality
11
Community
11
Popularity
3
Documentation
12
agenttrustid
Maintenance
13
Quality
14
Community
6
Popularity
2
Documentation
15
cedar-policy
Maintenance
18
Quality
19
Community
19
Popularity
8
Documentation
12
Technical Details
| cedar-policy-mcp-schema-generator | agenttrustid | cedar-policy | |
|---|---|---|---|
| Version | 0.6.0 | 0.5.0 | 4.11.2 |
| Stable (≥1.0) | ✗ No | ✗ No | ✓ Yes |
| License | Apache-2.0 | Apache-2.0 | Apache-2.0 |
| Dependencies | 17 | 13 | 28 |
| Crate Size | 125KB | 74KB | 213KB |
| Features | 1 | 4 | 18 |
| Yanked % | 0.0% | 0.0% | 0.0% |
| Edition | 2021 | 2021 | 2021 |
| MSRV | 1.90 | 1.74 | 1.89 |
| Owners | 7 (team) | 1 | 7 (team) |
Links
Quick Verdict
- •cedar-policy leads with a health score of 76/100, but none of the options score above 80.
- •cedar-policy is depended on by 797 crates — strongest ecosystem trust.
- •cedar-policy-mcp-schema-generator, agenttrustid are pre-1.0 — API may change.