Packages npm @modelcontextprotocol/core Package · npm
@modelcontextprotocol/core npm · v2.3.1 · Apache-2.0
Model Context Protocol for TypeScript — public Zod schemas (spec + OAuth/OpenID)
Install npm install @modelcontextprotocol/coreCopy Adoption
Downloads (30 days) 36.1M Observed downloads / 30 days
Popularity Top 25% on npm Derived 85th percentile within npm
Dependents Collecting history Collecting
Maintenance 0.99 Derived Release cadence and recency, 0 to 1
Releases per year 47 13 versions over its life Growth by period Derived by Crest of Tech from two observations of npm’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 +22.1% · 7d Derived +6.5M downloads / 30 days, SEP 29 → OCT 6
30 days +93.3% · 30d Derived +17.4M downloads / 30 days, SEP 6 → OCT 6
90 days +3143235.6% · 90d Derived +36.1M downloads / 30 days, JUL 6 → OCT 6
1 year +36.1M · 1y Derived +36.1M downloads / 30 days, OCT 6 → OCT 6 Adoption history Adoption historydownloads / 30 days · 31 observations
30d 90d 1y 2y 36.1M 18M SEP 6, 2026: 18,705,467 downloads / 30 days SEP 7, 2026: 18,375,692 downloads / 30 days SEP 8, 2026: 18,048,434 downloads / 30 days SEP 9, 2026: 18,705,554 downloads / 30 days SEP 10, 2026: 19,250,360 downloads / 30 days SEP 11, 2026: 19,725,222 downloads / 30 days SEP 12, 2026: 19,707,348 downloads / 30 days SEP 13, 2026: 20,253,802 downloads / 30 days SEP 14, 2026: 20,956,897 downloads / 30 days SEP 15, 2026: 20,553,319 downloads / 30 days SEP 16, 2026: 21,215,158 downloads / 30 days SEP 17, 2026: 21,857,822 downloads / 30 days SEP 18, 2026: 22,403,264 downloads / 30 days SEP 19, 2026: 22,400,678 downloads / 30 days SEP 20, 2026: 22,503,840 downloads / 30 days SEP 21, 2026: 23,294,796 downloads / 30 days SEP 22, 2026: 24,220,950 downloads / 30 days SEP 23, 2026: 24,980,451 downloads / 30 days SEP 24, 2026: 25,755,904 downloads / 30 days SEP 25, 2026: 26,572,064 downloads / 30 days SEP 26, 2026: 26,715,069 downloads / 30 days SEP 27, 2026: 26,945,556 downloads / 30 days SEP 28, 2026: 28,227,732 downloads / 30 days SEP 29, 2026: 29,607,391 downloads / 30 days SEP 30, 2026: 30,638,622 downloads / 30 days OCT 1, 2026: 31,769,539 downloads / 30 days OCT 2, 2026: 32,822,284 downloads / 30 days OCT 3, 2026: 34,140,350 downloads / 30 days OCT 4, 2026: 34,559,663 downloads / 30 days OCT 5, 2026: 36,148,359 downloads / 30 days OCT 6, 2026: 36,148,359 downloads / 30 days SEP 6 SEP 21 OCT 6
Table of observations (31) Day downloads / 30 days Dependents OCT 6, 2026 36,148,359 Not observed OCT 5, 2026 36,148,359 Not observed OCT 4, 2026 34,559,663 Not observed OCT 3, 2026 34,140,350 Not observed OCT 2, 2026 32,822,284 Not observed OCT 1, 2026 31,769,539 Not observed SEP 30, 2026 30,638,622 Not observed SEP 29, 2026 29,607,391 Not observed SEP 28, 2026 28,227,732 Not observed SEP 27, 2026 26,945,556 Not observed SEP 26, 2026 26,715,069 Not observed SEP 25, 2026 26,572,064 Not observed SEP 24, 2026 25,755,904 Not observed SEP 23, 2026 24,980,451 Not observed SEP 22, 2026 24,220,950 Not observed SEP 21, 2026 23,294,796 Not observed SEP 20, 2026 22,503,840 Not observed SEP 19, 2026 22,400,678 Not observed SEP 18, 2026 22,403,264 Not observed SEP 17, 2026 21,857,822 Not observed SEP 16, 2026 21,215,158 Not observed SEP 15, 2026 20,553,319 Not observed SEP 14, 2026 20,956,897 Not observed SEP 13, 2026 20,253,802 Not observed SEP 12, 2026 19,707,348 Not observed SEP 11, 2026 19,725,222 Not observed SEP 10, 2026 19,250,360 Not observed SEP 9, 2026 18,705,554 Not observed SEP 8, 2026 18,048,434 Not observed SEP 7, 2026 18,375,692 Not observed SEP 6, 2026 18,705,467 Not observed
Facts from the registry
Latest version v2.3.1 13 versions
First published JUN 25, 2026
Last release OCT 5, 2026 19d ago
Licence Apache-2.0 Repository In the Crest catalog
The official TypeScript SDK for Model Context Protocol servers and clients
Language TypeScript
Last push 22d ago
Last release 25d ago Dependencies latest version · v2.3.1 Related news No published news event mentions this package or its repository yet.