Package · npm

@a2a-js/sdk

npm · v1.3.0 · Apache-2.0

Server & Client SDK for Agent2Agent 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

Install

npm install @a2a-js/sdk

Adoption

Downloads (30 days)
12.5M
Observeddownloads / 30 days
Popularity
Top 25% on npm
Derived75th percentile within npm
Dependents
Collectinghistory
Collecting
Maintenance
0.97
DerivedRelease cadence and recency, 0 to 1
Releases per year
22
28 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
+11.3% · 7d
Derived+1.3M downloads / 30 days, SEP 28 → OCT 5
30 days
+44.9% · 30d
Derived+3.9M downloads / 30 days, SEP 5 → OCT 5
90 days
+133.5% · 90d
Derived+7.2M downloads / 30 days, JUL 6 → OCT 5
1 year
+2015.3% · 1y
Derived+11.9M downloads / 30 days, OCT 6 → OCT 5

Adoption history

Adoption historydownloads / 30 days · 30 observations

SEP 6, 2026: 8,558,912 downloads / 30 daysSEP 7, 2026: 8,429,607 downloads / 30 daysSEP 8, 2026: 8,295,841 downloads / 30 daysSEP 9, 2026: 8,547,278 downloads / 30 daysSEP 10, 2026: 8,740,668 downloads / 30 daysSEP 11, 2026: 8,873,730 downloads / 30 daysSEP 12, 2026: 8,750,139 downloads / 30 daysSEP 13, 2026: 8,957,983 downloads / 30 daysSEP 14, 2026: 9,337,107 downloads / 30 daysSEP 15, 2026: 9,192,578 downloads / 30 daysSEP 16, 2026: 9,425,474 downloads / 30 daysSEP 17, 2026: 9,595,753 downloads / 30 daysSEP 18, 2026: 9,732,943 downloads / 30 daysSEP 19, 2026: 9,608,508 downloads / 30 daysSEP 20, 2026: 9,518,376 downloads / 30 daysSEP 21, 2026: 9,858,808 downloads / 30 daysSEP 22, 2026: 10,260,957 downloads / 30 daysSEP 23, 2026: 10,525,065 downloads / 30 daysSEP 24, 2026: 10,748,475 downloads / 30 daysSEP 25, 2026: 10,947,257 downloads / 30 daysSEP 26, 2026: 10,847,113 downloads / 30 daysSEP 27, 2026: 10,777,096 downloads / 30 daysSEP 28, 2026: 11,241,581 downloads / 30 daysSEP 29, 2026: 11,762,664 downloads / 30 daysSEP 30, 2026: 12,026,009 downloads / 30 daysOCT 1, 2026: 12,267,118 downloads / 30 daysOCT 2, 2026: 12,411,050 downloads / 30 daysOCT 3, 2026: 12,787,316 downloads / 30 daysOCT 4, 2026: 12,723,878 downloads / 30 daysOCT 5, 2026: 12,508,513 downloads / 30 days
Table of observations (31)
Daydownloads / 30 daysDependents
OCT 6, 2026Not observedNot observed
OCT 5, 202612,508,513Not observed
OCT 4, 202612,723,878Not observed
OCT 3, 202612,787,316Not observed
OCT 2, 202612,411,050Not observed
OCT 1, 202612,267,118Not observed
SEP 30, 202612,026,009Not observed
SEP 29, 202611,762,664Not observed
SEP 28, 202611,241,581Not observed
SEP 27, 202610,777,096Not observed
SEP 26, 202610,847,113Not observed
SEP 25, 202610,947,257Not observed
SEP 24, 202610,748,475Not observed
SEP 23, 202610,525,065Not observed
SEP 22, 202610,260,957Not observed
SEP 21, 20269,858,808Not observed
SEP 20, 20269,518,376Not observed
SEP 19, 20269,608,508Not observed
SEP 18, 20269,732,943Not observed
SEP 17, 20269,595,753Not observed
SEP 16, 20269,425,474Not observed
SEP 15, 20269,192,578Not observed
SEP 14, 20269,337,107Not observed
SEP 13, 20268,957,983Not observed
SEP 12, 20268,750,139Not observed
SEP 11, 20268,873,730Not observed
SEP 10, 20268,740,668Not observed
SEP 9, 20268,547,278Not observed
SEP 8, 20268,295,841Not observed
SEP 7, 20268,429,607Not observed
SEP 6, 20268,558,912Not observed

Facts from the registry

Latest version
v1.3.0
28 versions
First published
JUN 14, 2025
Last release
SEP 29, 2026
25d ago
Licence
Apache-2.0

Repository

Not in the Crest catalog

a2aproject/a2a-js (GitHub, opens in a new tab)

The catalog tracks GitHub repositories with more than 500 stars; this one has no Crest page, so its figures are not shown here.

Dependencies latest version · v1.3.0

Runtime 1

  • jose^6.2.3

Peer 7

  • @bufbuild/protobuf^2.10.2
  • @grpc/grpc-js^1.11.0
  • better-sqlite3^12.0.0 || ^13.0.0
  • express^4.21.2 || ^5.1.0
  • kysely^0.28.17 || ^0.29.0
  • mysql2^3.0.0
  • pg^8.0.0

Related news

No published news event mentions this package or its repository yet.