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github.com-googleapis-python-genai

all · 16 devs · built 2026-06-08

Repository snapshot

Performance · 90d

13.0ETV

−59.0% since Q2 2025

ETV / dev / mo

0.4ETV

11 devs · 30-day window

Last 7 days · per dev

0.6ETV

per developer per week

Work mix

Growth46%· 44.2Maintenance46%· 43.8Fixes8%· 7.3
95.2 ETV all-time865 commits16 all-time devsJan 2025 – Jun 2026

Monthly reports

  • Highlights

    • Comprehensive support for new *Agent and Environment APIs* was introduced, enabling CRUD operations and enhanced *AI management capabilities* [ef20d6ba · Wanlin Du].
    • The *GenAI SDK* gained a new capability for *Reinforcement Tuning*, allowing advanced model optimization techniques [0ead8888 · Ayush Agrawal].
    • Expanded *Interaction API* capabilities now support `text/csv` as an allowed MIME type and include a new `Metadata` class for richer event data [commit/543133b7].
    • Support for new *Gemini models*, including `gemini-3.5-flash` [706fd021 · Annie Luc] and `gemini-3.1-flash-lite` [2d5e0fad · Annie Luc], was added, broadening the range of available generative AI models.
    • New capabilities for *streaming function call results* were introduced with the `DeltaFunctionResult` type, enabling more granular and real-time feedback during model interactions [b0131f80 · Ivan Lopez Hernandez].
    • The *Gemini Live API* now supports *speech-to-speech translation*, enhancing real-time interaction capabilities [6aa8da2b · Amy Wu].
    • Enhanced *Vertex AI integration* was achieved through expanded data models and new specifications for *tuning and distillation features* [29103464 · Amy Wu].
    • New data models were introduced to support *server-side tool interaction deltas*, providing detailed tracking for calls to *Google Maps*, *Google Search*, *URL Context*, and *Code Execution* tools [97d6fe57 · Ivan Lopez Hernandez].
    • Error messages were significantly improved across the library to clarify which *Gemini API modes* support specific parameters or features, enhancing the *developer experience* [1beac802 · Jeff Scudder].
    • Multiple version releases (2.0.0 through 2.7.0) were performed, indicating a rapid and continuous release cycle for the *google.genai* package.

    Observations

    • The *Maintenance score* increased by 43% this period (current: 2) compared to the 2-month average (1), driven by extensive documentation updates, internal cleanups, and refactoring efforts, such as refreshing generated documentation for version 2.2 [2ce02983 · Mark Daoust] and improving API timeout error messages [6ed30207 · Wanlin Du].
    • The *Waste score* remained at 0, representing a 66% decrease from the 2-month average (which was also 0), indicating highly efficient development with no reported rework or discarded changes.
    • Commit volume was stable at 61 commits, a slight decrease of 4% compared to the 2-month average of 64 commits.
    • A consistent pattern of *documentation enhancements* and *internal refactoring* was observed across numerous commits, including updates to docstrings for *GenAI API types* [ce29c7bd · Jaycee Li], reordering class definitions [cd66b68e · Jaycee Li], and streamlining type aliases [d5a9527f · Ivan Lopez Hernandez].
    • Several bug fixes were implemented, addressing issues such as incomplete *tool object* processing [7b1d4982 · Yvonne Yu], incorrect `output_text` extraction for model turns [2afdefff · Mark Daoust], `LineTooLong` errors in streaming responses [0e8f7bbe · Mark Daoust], and ensuring the `steps` field in `Interaction` is explicitly required [9ea96339 · Mark Daoust].
    • A notable discrepancy was observed where many commits described as `feat` (feature) in their summaries were reported with individual `grow: 0` scores, while the overall `Total Grow Score` for the period was 3. This suggests that the individual commit scores provided might not fully reflect the contribution to the aggregated metrics.

Performance over time

ETV stacked by Growth, Maintenance and Fixes — 90-day moving average, normalized to ETV / month.

Average performance per developer

ETV per active developer per month — 30-day moving average.

Active developers over time

Unique developers committing each day — 90-day moving average.

Knowledge concentration

How dependent is this repo on a small number of contributors? Higher top-1 share = higher key-person risk.

Top 1
11.6 %
Top 3
34.0 %
Top 5
53.9 %

Mark Daoust owns 11.6 % of commits.

Top contributors

Most impactful commits

Top 20 by ETV in the all-time window.