[gdal-dev] End of free lunch (Re: Integrating AI assisted code review for PR in OSGeo/GDAL?)

[Even Rouault]

Hi,

FYI: I've shut down Gemini review. Because I'm becoming more and more 
allergic to this whole nightmare, and more pragmatically, because 
they've announced it was going to be retired as free tier next month.

Even

Le 02/04/2026 à 15:42, Even Rouault via gdal-dev a écrit :
> Hi,
>
> I think it could be worth to have the *possibility* of requiring an AI 
> assisted review for pull requests, directly available from our 
> canonical repo. I've been occasionaly experimenting Gemini Code Assist 
> and Copilot in my personal fork. Copilot had repeated failures a few 
> weeks ago but seems to have been fixed recently, so I've more 
> experience with /gemini review. I find it useful and it has spotted 
> real issues, some of them would have probably went unnoticed during 
> classic human review, and with an acceptable rate of false positives 
> or debatable remarks.
>
> So my proposal would be to have the tool(s)  enabled in OSGeo/GDAL 
> repo, *on demand* (not sure if that's possible for Copilot. Is that a 
> setting? Although I'm not trusting github enough to be sure if we want 
> to increase our use of it.  Gemini review is definitely on demand and 
> an external github app we can disable in one click) for developers or 
> reviewers that want to trigger them. I don't think having them to run 
> systematically is a good idea, because some PRs are too trivial to get 
> any benefit from them, and having them enabled systematically lead to 
> noise as PR comments and notifications.
>
> I definitely don't think those tools should replace human review. AI 
> tools are instructed to flatter your ego and will never say your PR is 
> a bad idea, which a human reviewer will occasionally say. Or they lack 
> the global picture, etc. I see them as additional tools on top of our 
> CI instrumentation and human review.
>
> Anyone with experience in that area and thoughts?
>
> Even
>
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