PyRank
themanojdesai

python-a2a

Python A2A is a powerful, easy-to-use library for implementing Google's [Agent-to-Agent (A2A) protocol](https://google.github.io/A2A/). It enables seamless communication between AI agents, creating interoperable agent ecosystems that can collaborate to solve complex problems.
PyPI GitHub
More links
Download Stats Bug Tracker Documentation
Monthly downloads
34.6K
Weekly downloads
11.1K
GitHub stars
1.0K

Downloads in the 30 and 7 days to October 10, 2026. Refreshed weekly.

Package Information

Latest Version
0.5.10
Requires Python
>=3.9
Licence
MIT
Last Release
1 year ago
Author
Manoj Desai
First Release
April 9, 2025
Total Releases
28
Python Versions
3.9 3.10 3.11
No reported malware or high/critical advisories · Details

The current version has no OSV.dev malware reports and no critical or high-severity vulnerabilities.

Package Insights

What's this?
Score breakdown - each component scores 0-100, weighted by percentage
Maintenance
40
Popularity
63
Adoption
85
Community
30
Provenance
0
How the maintenance status was determined
Last commit
405 days ago
Monthly downloads
34,637
Active
Activity within 30 days
Stable
Activity within 31-180 days
Minimal
Activity within 181-365 days, or no activity data
• At Risk
No activity for > 365 days, but > 10,000 monthly downloads
Archived
Repository flagged as archived on GitHub
How the popularity category was determined
Monthly downloads
34,637
Stars
1,007
Stars per 1k downloads
29.07
Industry Standard
> 10,000,000 monthly downloads
Hidden Gem
< 0.5 stars per 1k downloads and > 100,000 monthly downloads
• Community Favorite
> 5 stars per 1k downloads
Rising Star
Balanced ratio of stars to downloads
Unknown
Fewer than 1,000 monthly downloads, or no star data
How download momentum is calculated
Week daily avg
1,588
Month daily avg
1,155
Momentum
+37.5%
((week_daily_avg - month_daily_avg) / month_daily_avg) * 100
More insights and metrics
Python version support tiers
requires_python
>=3.9
Cutting Edge
Minimum supported version is 3.14 or newer
Modern
Minimum supported version is 3.11 to 3.13
• Legacy
Supports 3.10 or older (or Python 2)
Unknown
No requires_python specified or unparseable
License categories
License
MIT
• Permissive
MIT, Apache, BSD, ISC, Unlicense, CC0, etc.
Copyleft
GPL, LGPL, AGPL, MPL, EPL, etc.
Proprietary
Commercial, all rights reserved, custom EULAs
Unknown
No license specified, or none of the above match
How the release cadence was determined
Last release
405 days ago
Total releases
28
Releases/year
18.4
Rapid
Last release within 365 days and > 12 releases/year
Regular
Last release within 365 days
• Slow
Last release 366-730 days ago
Stalled
Last release > 730 days ago, or no releases
Unknown
No usable release date available
How contributor risk was determined
Contributors
4
Monthly downloads
34,637
High Load
≤ 2 contributors and ≥ 50,000 monthly downloads
Moderate Load
< 10 contributors and ≥ 500,000 monthly downloads
Low Load
< 25 contributors and ≥ 5,000,000 monthly downloads, or sole maintainer with ≥ 10,000 monthly downloads
• Balanced
Enough contributors for the package's popularity
Unknown
No contributor data available
Engagement
57
 
Issue Burden
18.9
per 1k stars
Discussions
10.9
per 1k stars
Fork Ratio
2.8%
contrib / forks
Stale Release
No
 
PR Velocity
Active
 
Not all downloads include detailed metadata. Breakdowns reflect the subset that does.

Downloads by OS

Linux 1.1K
Windows 8
macOS 4

Python Versions

3.13
90.1% 974
3.11
7.7% 83
3.12
1.9% 21
3.7
0.2% 2
3.10
0.1% 1

Top Countries

1. US US
1.1K
2. DE DE
19
3. MX MX
6
4. SG SG
6
5. CA CA
5
6. CN CN
5
7. HK HK
3
8. IN IN
3
9. IE IE
2
10. JP JP
2

Weekly Downloads

GitHub Stars

Dependencies

12
28 optional dependencies
  • aiohttp>=3.8.0[all]
    extra == "all"
  • aiohttp>=3.8.0[server]
    extra == "server"
  • anthropic>=0.3.0[anthropic]
    extra == "anthropic"
  • anthropic>=0.3.0[all]
    extra == "all"
  • black>=21.5b2[dev]
    extra == "dev"
  • boto3>=1.26.0[all]
    extra == "all"
  • boto3>=1.26.0[bedrock]
    extra == "bedrock"
  • botocore>=1.29.0[bedrock]
    extra == "bedrock"
  • botocore>=1.29.0[all]
    extra == "all"
  • fastapi>=0.95.0[mcp]
    extra == "mcp"
  • fastapi>=0.95.0[all]
    extra == "all"
  • flake8>=3.9.2[dev]
    extra == "dev"
  • flask>=2.0.0[server]
    extra == "server"
  • flask>=2.0.0[all]
    extra == "all"
  • httpx>=0.23.0[all]
    extra == "all"
  • httpx>=0.23.0[mcp]
    extra == "mcp"
  • langchain>=0.1.0[all]
    extra == "all"
  • langchain>=0.1.0[langchain]
    extra == "langchain"
  • mypy>=0.812[dev]
    extra == "dev"
  • openai>=1.0.0[openai]
    extra == "openai"
  • openai>=1.0.0[all]
    extra == "all"
  • pydantic>=1.10.7[mcp]
    extra == "mcp"
  • pydantic>=1.10.7[all]
    extra == "all"
  • pytest>=6.0.0[dev]
    extra == "dev"
  • pytest-cov>=2.12.0[dev]
    extra == "dev"
  • responses>=0.13.3[dev]
    extra == "dev"
  • uvicorn>=0.21.0[mcp]
    extra == "mcp"
  • uvicorn>=0.21.0[all]
    extra == "all"

Used By

4

Repository details

Forks
143
Issues
19
Last Commit
1 year ago
Contributors
4
Open PRs
14
Archived
No

Data and sources

Tracking Since
September 26, 2026
Data Updated
October 11, 2026
Data Freshness
Fresh
Keywords
a2a agent ai llm interoperability google protocol chatbot openai anthropic claude huggingface mcp model-context-protocol aws-bedrock langchain
Sources and methodology