svi-py

Stochastic volatility inspired (SVI) parametrizations of the implied volatility surface, plus the SABR model, in Python!

svi-py has been downloaded 5,294 times in total on PyPI, including 2,049 in the last 30 days. The latest version is 0.9.0, released Sep 27, 2026. It is distributed under the MIT license.

Version0.9.0
Downloads
5.29k
LicenseMIT
AuthorMarwin Steiner
UpdatedSep 27, 2026

Downloads

Weekly, last 90d.
Includes CI traffic.

VersionsTotal0.*
Range
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Granularity
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CI traffic
Stack: OffCI: Included2 / 12 series
Selected total6.50k
5.3kAll-time
2.0kLast 30 days
45Last 24 h
<0.01/sPer second

Version distribution

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

  • 01

    0.4.1

    515 downloads
    15.8%
  • 02

    0.5.0

    421 downloads
    12.9%
  • 03

    0.4.0

    414 downloads
    12.7%
  • 04

    0.6.0

    390 downloads
    12.0%
  • 05

    0.7.0

    390 downloads
    12.0%
  • 06

    0.8.0

    382 downloads
    11.7%
  • 07

    0.9.0

    265 downloads
    8.1%
  • 08

    0.3.0

    224 downloads
    6.9%
  • 09

    Other

    251 downloads
    7.7%

Guess the next day

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

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