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v1.2.0

takahirom/arbigentv1.2.0Feb 14, 2026by p-e-w

AI Summary

This release enhances the Heretic optimization tool with new abliteration engines, model support, and workflow improvements. It focuses on stability, resumable optimization, and better resource management.

Key Highlights

  • Added LoRA-based abliteration engine with 4-bit quantization support
  • Implemented Magnitude-Preserving Orthogonal Ablation
  • Added support for saving and resuming optimization progress
  • Added broad support for Visual Language (VL) models
  • Added GPU enumeration on startup

New Features

  • LoRA-based abliteration engine
  • GPU enumeration on startup
  • Save and resume optimization progress
  • VL model support
  • max_memory setting to limit memory usage

Full Release Notes

## Changes
* @noctrex added a `max_memory` setting to limit memory usage in https://github.com/p-e-w/heretic/pull/83
* @spikymoth added a mechanism to avoid excessive low-divergence iteration in https://github.com/p-e-w/heretic/pull/73
* @accemlcc implemented a new LoRA-based abliteration engine with support for 4-bit quantization in https://github.com/p-e-w/heretic/pull/60
* @accemlcc added enumeration of all available GPUs on startup in https://github.com/p-e-w/heretic/pull/86
* @Vinayyyy7 added the ability to run more trials after optimization is complete in https://github.com/p-e-w/heretic/pull/76
* @anrp fixed MXFP4 loading in https://github.com/p-e-w/heretic/pull/107
* @anrp refactored the save machinery in https://github.com/p-e-w/heretic/pull/110
* @anrp added broad support for VL models in https://github.com/p-e-w/heretic/pull/108
* @anrp implemented saving and resuming optimization progress in https://github.com/p-e-w/heretic/pull/106, https://github.com/p-e-w/heretic/pull/119, and https://github.com/p-e-w/heretic/pull/116
* @spikymoth implemented Magnitude-Preserving Orthogonal Ablation in https://github.com/p-e-w/heretic/pull/52
* @salmanmkc upgraded GitHub Actions to the latest versions in https://github.com/p-e-w/heretic/pull/136 and https://github.com/p-e-w/heretic/pull/137
* @p-e-w added full type checking of the codebase, debug output, prompt modification functionality, and an example config file for slop reduction, and fixed various minor issues

## New Contributors
* @noctrex made their first contribution in https://github.com/p-e-w/heretic/pull/83
* @accemlcc made their first contribution in https://github.com/p-e-w/heretic/pull/60
* @anrp made their first contribution in https://github.com/p-e-w/heretic/pull/107
* @salmanmkc made their first contribution in https://github.com/p-e-w/heretic/pull/136

**Full Changelog**: https://github.com/p-e-w/heretic/compare/v1.1.0...v1.2.0