v0.4.2

windmill-labs/windmillv0.4.2Oct 10, 2026by github-actions[bot]

Upgrading?

AI Summary

This release enhances the router and Java SDK by forwarding configuration knobs to the serve layer and adding batch prediction capabilities. It also introduces a warning for registered names close to built-ins and new evaluation features.

Key Highlights

  • Java support for `Router.predictBatch` and `Shortlist.predictTournament`
  • Router warning for names one edit from built-ins
  • Report Jev's confidence formula as `x_jev_confidence`
  • Compare student agreement with repeated teacher decisions

New Features

  • Java batch prediction support
  • Java tournament selection support
  • Jev confidence reporting

Full Release Notes

## What's Changed
* fix(compose): forward extra models and idle unload knobs to laya-serve by @NAVEENPRASAATH23 in https://github.com/NandhaKishorM/laya/pull/1053
* fix(compose): forward batch tokens and strict Jev knobs to laya-serve by @NAVEENPRASAATH23 in https://github.com/NandhaKishorM/laya/pull/1054
* feat(router): warn when a registered name is one edit from a built-in by @sathariels in https://github.com/NandhaKishorM/laya/pull/1055
* fix(ts): close the hook timeout template literal in hooks.ts by @sathariels in https://github.com/NandhaKishorM/laya/pull/1056
* fix(java): router hooks review fixes that #1046's merge did not include by @keemsisi in https://github.com/NandhaKishorM/laya/pull/1057
* fix(java): answer single-option questions instead of failing in TopK by @keemsisi in https://github.com/NandhaKishorM/laya/pull/1059
* feat(java): add Router.predictBatch, so batched decisions can run on a router by @keemsisi in https://github.com/NandhaKishorM/laya/pull/1060
* feat(java): port predict_tournament as Shortlist.predictTournament by @keemsisi in https://github.com/NandhaKishorM/laya/pull/1061
* fix(shortlist): drop option_order when a narrow no longer fits it by @Bruce-Yii in https://github.com/NandhaKishorM/laya/pull/1063
* feat(serve): report Jev's confidence formula as x_jev_confidence (#302) by @kmitul in https://github.com/NandhaKishorM/laya/pull/1066
* docs: note on int8 dynamic quantization on CPU (#1065) by @sathariels in https://github.com/NandhaKishorM/laya/pull/1067
* fix(ci): pin tokenizer reference for reproducible parity tables by @debjyotikm in https://github.com/NandhaKishorM/laya/pull/1068
* test(router): document and verify explicit Java/.NET defaults by @debjyotikm in https://github.com/NandhaKishorM/laya/pull/1069
* feat(evals): compare student agreement with repeated teacher decisions by @xinpingzh in https://github.com/NandhaKishorM/laya/pull/1071

## New Contributors
* @kmitul made their first contribution in https://github.com/NandhaKishorM/laya/pull/1066
* @debjyotikm made their first contribution in https://github.com/NandhaKishorM/laya/pull/1068

**Full Changelog**: https://github.com/NandhaKishorM/laya/compare/v0.4.1...v0.4.2

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