langsmith

Client library to connect to the LangSmith Observability and Evaluation Platform.

langsmith has been downloaded 1,746,210,694 times in total on PyPI, including 94,368,966 in the last 30 days. The latest version is 0.8.5, released May 15, 2026. It is distributed under the MIT license.

Version0.8.5
Downloads
1.75G
LicenseMIT
AuthorLangChain
UpdatedMay 15, 2026

Downloads

Weekly, last 90d.
Includes CI traffic.

VersionsTotal0.*
Range
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Granularity
Group by
CI traffic
Stack: OffCI: Included2 / 498 series
Selected total507.74M
1.7GAll-time
94.4MLast 30 days
2.2MLast 24 h
34.36/sPer second

Version distribution

Share of downloads by released version. Computed over the last quarter.

  • 01

    0.8.5

    17.8M downloads
    7.1%
  • 02

    0.1.147

    14.6M downloads
    5.8%
  • 03

    0.3.45

    14.1M downloads
    5.6%
  • 04

    0.8.3

    10.4M downloads
    4.1%
  • 05

    0.8.0

    9.0M downloads
    3.6%
  • 06

    0.7.32

    7.1M downloads
    2.8%
  • 07

    0.8.9

    7.0M downloads
    2.8%
  • 08

    0.7.33

    5.3M downloads
    2.1%
  • 09

    Other

    167.0M downloads
    66.2%

Guess the next day

Thirteen recent days of langsmith downloads. Drag the green handle on the right to guess where day fourteen lands.

TRUTH2.2M402.0kSUNMONTUEWEDTHUFRISATSUNMONTUEWEDTHUFRI