bm25s
An ultra-fast implementation of BM25 based on sparse matrices.
bm25s has been downloaded 16,495,091 times in total on PyPI, including 1,362,016 in the last 30 days. The latest version is 0.3.9, released May 13, 2026.
Version0.3.9
Downloads
16.50M
License—
AuthorXing Han Lù
UpdatedMay 13, 2026
Downloads
Weekly, last 90d.
Includes CI traffic.
VersionsTotal0.*
Range
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CI traffic
Stack: OffCI: Included2 / 62 series
Selected total10.35M
16.5MAll-time
1.4MLast 30 days
54.8kLast 24 h
0.51/sPer second
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Version distribution
Share of downloads by released version. Computed over the last quarter.
- 0130.9%
0.2.14
1.6M downloadsDownloads1.6M30.9% - 0221.4%
0.3.9
1.1M downloadsDownloads1.1M21.4% - 0313.2%
0.3.10
673.8k downloadsDownloads673.8k13.2% - 045.9%
0.2.3
303.6k downloadsDownloads303.6k5.9% - 055.4%
0.3.6
275.9k downloadsDownloads275.9k5.4% - 064.3%
0.2.13
218.9k downloadsDownloads218.9k4.3% - 073.8%
0.3.11
195.1k downloadsDownloads195.1k3.8% - 083.4%
0.2.6
175.6k downloadsDownloads175.6k3.4% - 0911.6%
Other
591.0k downloadsDownloads591.0k11.6%
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Thirteen recent days of bm25s downloads. Drag the green handle on the right to guess where day fourteen lands.