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pmcp

v2.8.1 Growing

High-quality Rust SDK for Model Context Protocol (MCP) with full TypeScript SDK compatibility

MIT Edition 2021 MSRV 1.91.0

API bindings Asynchronous Network programming #ai#sdk#mcp#llm#model-context

GitHub ↗ Docs ↗ crates.io ↗ Compare with…

Quick Verdict

✓Actively maintained (updated 8d ago)
✓Trusted by 830 crates
!Heavy dependency tree (76 direct deps)
✓Permissive license (MIT)

Security

Checking security advisories...

Downloads

65.4K

Dependents

830

Releases

67

Size

1.0MB

Deep Insights

📊

Steady growth

4.3K downloads in the last 30 days (142/day), up 10% from the previous period.

🔗

Moderate adoption

830 crates depend on pmcp. Reasonable ecosystem adoption, though not yet a core dependency.

👤

Prolific maintainer

The primary maintainer publishes 259 crates. This suggests deep Rust expertise and long-term commitment to the ecosystem.

📦

Heavy dependency tree

76 direct dependencies. Consider the impact on compile times and supply chain complexity.

🌟

Used by top crates

Notable dependents include ruchy, pmat, depyler-mcp, pforge-runtime, gen-orb-mcp. When high-quality crates choose pmcp, it's a strong quality signal.

Health Breakdown

Maintenance 18/25

Recency, release consistency, active ratio

Quality 16/25

Yanked ratio, deps, size, maturity, features

Community 16/20

Reverse deps, ownership, ecosystem

Popularity 6/15

Downloads, momentum, growth trend

Documentation 15/15

Docs, repo, license, metadata

Download Trend

Daily downloads · last 90 days

161/day avg-45%

Top Dependents

Most downloaded crates that depend on pmcp

Version Adoption

v1.20.0

39%

v2.6.0

24%

v2.3.0

22%

v2.0.2

11%

v2.8.1

4%

Release Timeline

10 releasessince 2026

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Feature Flags

default =["logging"]

ssefullhttpsimdwasmoauthrayonmacrosskillslogging*jwt-authmcp-appsunstablewasi-httpwebsocketvalidationwasm-tokiocompositionhttp-clienttest-helperswebsocket-wasmstreamable-httpprogress_exampleresource-watcherschema-generationcancellation_exampleauthentication_example

README

Loading README...

Maintainers

noahgift

guyernest

Dependencies

76

direct dependencies

Dependents

830

crates depend on pmcp

Similar Crates

turbomcp 69 neva_macros 66 neva 63 mcpkit 56 mcpkit-core 54 mcpkit-server 54 mcpkit-transport 53 mcpkit-client 52 Compare top 3