PyRank
lm-sys

fschat

An open platform for training, serving, and evaluating large language models. Release repo for Vicuna and Chatbot Arena.
PyPI GitHub
More links
Download Stats Bug Tracker
Monthly downloads
80.4K
Weekly downloads
20.3K
GitHub stars
39.6K

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

Package Information

Latest Version
0.2.36
Requires Python
>=3.8
Licence
Apache Software License
Last Release
2 years ago
First Release
March 31, 2023
Total Releases
45
Python Versions
3
Current security advisory — review the warning above

Package Insights

What's this?
Score breakdown - each component scores 0-100, weighted by percentage
Maintenance
40
Popularity
94
Adoption
69
Community
80
Provenance
0
How the maintenance status was determined
Last commit
500 days ago
Monthly downloads
80,419
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
80,419
Stars
39,554
Stars per 1k downloads
491.85
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
2,901
Month daily avg
2,681
Momentum
+8.2%
((week_daily_avg - month_daily_avg) / month_daily_avg) * 100
More insights and metrics
Python version support tiers
requires_python
>=3.8
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
Apache Software License
• 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
977 days ago
Total releases
45
Releases/year
12.7
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
258
Monthly downloads
80,419
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
67
 
Issue Burden
22.8
per 1k stars
Discussions
0.0
per 1k stars
Fork Ratio
5.4%
contrib / forks
Stale Release
476d
 
PR Velocity
Active
 
Not all downloads include detailed metadata. Breakdowns reflect the subset that does.

Downloads by OS

Linux 1.3K
Windows 12

Python Versions

3.12
58.7% 767
3.13
18.1% 236
3.10
13.4% 175
3.11
8.7% 114
3.14
1.1% 15

Top Countries

1. US US
1.3K
2. DE DE
180
3. SG SG
32
4. ES ES
18
5. CN CN
8
6. FI FI
8
7. HK HK
5
8. KR KR
4
9. NL NL
4
10. GB GB
3

Weekly Downloads

GitHub Stars

Dependencies

13
15 optional dependencies
  • accelerate>=0.21[model-worker]
    extra == "model-worker"
  • anthropic>=0.3[llm-judge]
    extra == "llm-judge"
  • black==23.3.0[dev]
    extra == "dev"
  • einops[train]
    extra == "train"
  • flash-attn>=2.0[train]
    extra == "train"
  • gradio>=4.10[webui]
    extra == "webui"
  • openai<1[llm-judge]
    extra == "llm-judge"
  • peft[model-worker]
    extra == "model-worker"
  • protobuf[model-worker]
    extra == "model-worker"
  • pylint==2.8.2[dev]
    extra == "dev"
  • ray[llm-judge]
    extra == "llm-judge"
  • sentencepiece[model-worker]
    extra == "model-worker"
  • torch[model-worker]
    extra == "model-worker"
  • transformers>=4.31.0[model-worker]
    extra == "model-worker"
  • wandb[train]
    extra == "train"

Used By

22
View all 22 dependents

Repository details

Forks
4.8K
Issues
900
Last Commit
1 year ago
Contributors
258
Open PRs
145
Archived
No

Data and sources

Tracking Since
September 26, 2026
Data Updated
October 11, 2026
Data Freshness
Fresh
Sources and methodology