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Decision Workspace

systemprompt-api vs systemprompt-identifiers vs systemprompt-traits

Side-by-side comparison of Rust crates

58
systemprompt-api
experimentalv0.19.0

Axum-based HTTP server and API gateway for systemprompt.io AI governance infrastructure. Exposes governed agents, MCP, A2A, and admin endpoints with rate limiting and RBAC.

65
systemprompt-identifiers
experimentalv0.19.0

Typed newtype identifiers (UserId, TraceId, AgentId, McpServerId…) for systemprompt.io AI governance infrastructure. Enforces type-safe IDs across every boundary in the MCP governance pipeline.

64
systemprompt-traits
experimentalv0.19.0

Trait-first interface contracts for systemprompt.io AI governance infrastructure. Repository, provider, and service abstractions shared across the MCP governance pipeline.

Core Metrics

systemprompt-apisystemprompt-identifierssystemprompt-traits
Health Score586564
Total Downloads2.0K5.6K5.2K
30d Downloads000
Dependents1642.0K1.6K
Releases828282
Last Updated10d ago10d ago10d ago
Age5m5m5m

Health Breakdown

systemprompt-api
Maintenance
18
Quality
11
Community
12
Popularity
4
Documentation
13
systemprompt-identifiers
Maintenance
18
Quality
15
Community
15
Popularity
4
Documentation
13
systemprompt-traits
Maintenance
18
Quality
14
Community
15
Popularity
4
Documentation
13

Technical Details

systemprompt-apisystemprompt-identifierssystemprompt-traits
Version0.19.00.19.00.19.0
Stable (≥1.0)✗ No✗ No✗ No
LicenseBUSL-1.1BUSL-1.1BUSL-1.1
Dependencies63715
Crate Size251KB36KB29KB
Features222
Yanked %0.0%0.0%0.0%
Edition202420242024
MSRV1.941.941.94
Owners111

Links

systemprompt-api detail →GitHub ↗Docs ↗crates.io ↗
systemprompt-identifiers detail →GitHub ↗Docs ↗crates.io ↗
systemprompt-traits detail →GitHub ↗Docs ↗crates.io ↗

Quick Verdict

  • •systemprompt-identifiers leads with a health score of 65/100, but none of the options score above 80.
  • •systemprompt-identifiers is depended on by 2.0K crates — strongest ecosystem trust.