# LocalAI v4.8.1 — Release & Upgrade Intelligence
- **Product:** LocalAI (https://localai.io)
- **Version:** v4.8.1
- **Released:** Aug 06, 2026
- **Impact Score:** 5/10
- **Breaking Changes:** Not verified
- **Canonical Analysis:** https://changelogs.us/localai/updates/v4.8.1/

## Executive Summary (TL;DR)
LocalAI v4.8.1. Source highlight: docs(blog): cover the terminal agent in the 4.8 post

## New Features
- gallery: add Qwen3.5 9B HauhauCS variants
- gallery: add Qwen3.5 9B Defiant Fable variants
- feat(vllm-cpp): wire the full engine config surface through engine_args

## Bug Fixes
- fix(vram): contain malformed GGUF metadata
- fix(vllm-cpp): mirror the engine's ABI v10 so the backend loads again
- fix(react-ui): stop traces page crash when switching trace tabs
- fix(react-ui): restore 3D Studio results and history
- fix(cli): ignore a half-populated socket activation environment