In the Crest catalog
modelcontextprotocol/rust-sdk
The official Rust SDK for the Model Context Protocol
- Stars
- 4K
- Forks
- 654
- Language
- Rust
- Last push
- 22d ago
- Last release
- 26d ago
Linked by the package’s own registry metadata.GitHub (opens in a new tab)
Package · crates.io
rmcp
crates.io · v3.7.0 · Apache-2.0
Rust SDK for Model Context Protocol
Tentative categories were assigned with moderate confidence (0.5 to 0.75): they are shown, but they do not count toward a category’s momentum. How categories work
Technologies
Install
cargo add rmcpAdoption
- Downloads (90 days)
- 22.2M
- Observeddownloads / 90 days
- Popularity
- Top 10% on crates.io
- Derived91st percentile within crates.io
- Dependents
- 2.3K
- Observedpackages that depend on it
- All-time downloads
- 39.6M
- Observedsince first publish
- Maintenance
- 0.99
- DerivedRelease cadence and recency, 0 to 1
- Releases per year
- 44
- 70 versions over its life
Growth by period
Derived by Crest of Tech from two observations of crates.io’s own figure, a period apart. Nothing is stored or estimated: without an observation near the period’s start, the period is still collecting.
- 7 days
- Collectinghistory
- Collecting
- 30 days
- Collectinghistory
- Collecting
- 90 days
- Collectinghistory
- Collecting
- 1 year
- Collectinghistory
- Collecting
Adoption history
Adoption historydownloads / 90 days
Observations in this range began OCT 5, 2026. The chart appears after 7 observations; 2 so far. Collecting history.
Table of observations (13)
| Day | downloads / 90 days | Dependents |
|---|---|---|
| OCT 24, 2026 | 22,192,746 | 2,296 |
| OCT 5, 2026 | 17,388,955 | Not observed |
| OCT 4, 2026 | Not observed | Not observed |
| OCT 3, 2026 | Not observed | Not observed |
| OCT 2, 2026 | Not observed | Not observed |
| OCT 1, 2026 | Not observed | Not observed |
| SEP 30, 2026 | Not observed | Not observed |
| SEP 29, 2026 | Not observed | Not observed |
| SEP 28, 2026 | Not observed | Not observed |
| SEP 27, 2026 | Not observed | Not observed |
| SEP 26, 2026 | Not observed | Not observed |
| SEP 25, 2026 | Not observed | Not observed |
| SEP 24, 2026 | Not observed | Not observed |
Facts from the registry
- Latest version
- v3.7.0
- 70 versions
- First published
- MAR 16, 2025
- Last release
- OCT 22, 2026
- 35h ago
- Licence
- Apache-2.0
Repository
Dependencies latest version · v3.7.0
Runtime 11
- chrono
^0.4.38 - futures
^0.3 - indexmap
^2 - libc
^0.2 - pin-project-lite
^0.2 - serde
^1.0 - serde_json
^1.0 - thiserror
^2 - tokio
^1 - tokio-util
^0.7 - tracing
^0.1
Optional 25
- async-trait
^0.1.89 - base64
^0.23 - bytes
^1 - hmac
^0.13 - http
^1 - http-body
^1 - http-body-util
^0.1 - hyper
^1 - hyper-util
^0.1 - jsonwebtoken
^11 - oauth2
^5.0 - pastey
^0.2.0 - process-wrap
^10.0 - rand
^0.10 - reqwest
^0.13.2 - rmcp-macros
^3.7.0 - schemars
^1.0 - sha2
^0.11 - sse-stream
^0.2.4 - tokio-stream
^0.1 - tower-service
^0.3 - url
^2.4 - uuid
^1 - which
^8 - zeroize
^1
Related packages
- mcp_clientClient SDK for the Model Context ProtocolPublished from the same repository
- mcp_specCore types for Model Context ProtocolPublished from the same repository
- rmcp-macrosRust SDK for Model Context Protocol macros libraryPublished from the same repository
- mcp-for-blenderOpen source Blender integration through the Model Context Protocol (not affiliated with Blender Foundation)Same primary category
- beads-mcpMCP server for beads issue tracker.Same primary category
- ddgsDux Distributed Global Search. A metasearch library that aggregates results from diverse web search services.Same primary category
- github.com/modelcontextprotocol/registrySame primary category
- worldmonitor-sdkOfficial Python SDK for the World Monitor global-intelligence API — country briefs, risk scores, conflict/cyber/market/news feeds, and MCP tools without writing an HTTP integration.Same primary category
- symfony/mcp-bundleSymfony integration bundle for Model Context Protocol (via official mcp/sdk)Same primary category
Related news
No published news event mentions this package or its repository yet.