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zeta: Consolidate logic for picking region sizes, use larger editable region - #49921

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zeta-larger-editable-region
Feb 23, 2026
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zeta: Consolidate logic for picking region sizes, use larger editable region#49921
maxbrunsfeld merged 2 commits into
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zeta-larger-editable-region

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@maxbrunsfeld maxbrunsfeld commented Feb 23, 2026

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This will not affect how Zeta 2 behaves in production until we update Cloud to pull in the changes to the zeta_prompt crate. But from some early testing, it seems to improve behavior, not worsen it, even though the editable region size differs from the currently-deployed model's training data.

Release Notes:

  • N/A

… region

Co-authored-by: Oleksiy Syvokon <oleksiy.syvokon@gmail.com>
Co-authored-by: Ben Kunkle <ben@zed.dev>
@cla-bot cla-bot Bot added the cla-signed The user has signed the Contributor License Agreement label Feb 23, 2026
@zed-community-bot zed-community-bot Bot added the staff Pull requests authored by a current member of Zed staff label Feb 23, 2026
@maxbrunsfeld
maxbrunsfeld merged commit 97a8fe7 into main Feb 23, 2026
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@maxbrunsfeld
maxbrunsfeld deleted the zeta-larger-editable-region branch February 23, 2026 20:52
Anthony-Eid pushed a commit to bobbymannino/zed that referenced this pull request Feb 25, 2026
… region (zed-industries#49921)

This will not affect how Zeta 2 behaves in production until we update
Cloud to pull in the changes to the `zeta_prompt` crate. But from some
early testing, it seems to improve behavior, not worsen it, even though
the editable region size differs from the currently-deployed model's
training data.

Release Notes:

- N/A

---------

Co-authored-by: Oleksiy Syvokon <oleksiy.syvokon@gmail.com>
Co-authored-by: Ben Kunkle <ben@zed.dev>
Co-authored-by: Zed Zippy <234243425+zed-zippy[bot]@users.noreply.github.com>
maxbrunsfeld added a commit that referenced this pull request Feb 27, 2026
… region (#49921)

This will not affect how Zeta 2 behaves in production until we update
Cloud to pull in the changes to the `zeta_prompt` crate. But from some
early testing, it seems to improve behavior, not worsen it, even though
the editable region size differs from the currently-deployed model's
training data.

Release Notes:

- N/A

---------

Co-authored-by: Oleksiy Syvokon <oleksiy.syvokon@gmail.com>
Co-authored-by: Ben Kunkle <ben@zed.dev>
Co-authored-by: Zed Zippy <234243425+zed-zippy[bot]@users.noreply.github.com>
tahayvr pushed a commit to tahayvr/zed that referenced this pull request Mar 4, 2026
… region (zed-industries#49921)

This will not affect how Zeta 2 behaves in production until we update
Cloud to pull in the changes to the `zeta_prompt` crate. But from some
early testing, it seems to improve behavior, not worsen it, even though
the editable region size differs from the currently-deployed model's
training data.

Release Notes:

- N/A

---------

Co-authored-by: Oleksiy Syvokon <oleksiy.syvokon@gmail.com>
Co-authored-by: Ben Kunkle <ben@zed.dev>
Co-authored-by: Zed Zippy <234243425+zed-zippy[bot]@users.noreply.github.com>
jonx pushed a commit to jonx/zed-aros that referenced this pull request Jul 17, 2026
… region (zed-industries#49921)

This will not affect how Zeta 2 behaves in production until we update
Cloud to pull in the changes to the `zeta_prompt` crate. But from some
early testing, it seems to improve behavior, not worsen it, even though
the editable region size differs from the currently-deployed model's
training data.

Release Notes:

- N/A

---------

Co-authored-by: Oleksiy Syvokon <oleksiy.syvokon@gmail.com>
Co-authored-by: Ben Kunkle <ben@zed.dev>
Co-authored-by: Zed Zippy <234243425+zed-zippy[bot]@users.noreply.github.com>
jolutz pushed a commit to jolutz/zed that referenced this pull request Aug 8, 2026
… region (zed-industries#49921)

This will not affect how Zeta 2 behaves in production until we update
Cloud to pull in the changes to the `zeta_prompt` crate. But from some
early testing, it seems to improve behavior, not worsen it, even though
the editable region size differs from the currently-deployed model's
training data.

Release Notes:

- N/A

---------

Co-authored-by: Oleksiy Syvokon <oleksiy.syvokon@gmail.com>
Co-authored-by: Ben Kunkle <ben@zed.dev>
Co-authored-by: Zed Zippy <234243425+zed-zippy[bot]@users.noreply.github.com>
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