What's new in 1.9.1 (2025-08-30)

These are the changes in inference v1.9.1.

New features

• FEAT: Qwen-Image-Edit by @qinxuye in #3989
• FEAT: Wan 2.2 by @qinxuye in #3996
• FEAT: Update CosyVoice2 to support both streaming and non-streaming speech generation by @Gmgge in #3994
• FEAT: support qwen-image-lightning by @qinxuye in #3995
• FEAT: [UI] support gpu_count configuration in image model. by @yiboyasss in #4016
• FEAT: image2image and inpainting for qwen-image by @qinxuye in #4014
• FEAT: Support Custom vllm embedding dim by @zhcn000000 in #4000
• FEAT: [embedding] support dimensions for embedding by @llyycchhee in #3965
• FEAT: [Model] Support DeepSeek-V3.1 Quantization and tool by @Jun-Howie in #4022
• FEAT: Seed-OSS-36B by @Jun-Howie in #4020

Enhancements

• ENH: added zero shot and voice cloning ability for audio models by @qianduoduo0904 in #3968
• ENH: Add Template for Qwen3 Reranker when model_engine = vllm by @zhcn000000 in #3983
• ENH: Update the environment dependencies for cosyvoice2 by @Gmgge in #4015
• ENH: Compat with xllamacpp 0.2.0 by @codingl2k1 in #4004
• ENH: support chat_template_kwargs for llama.cpp by @qinxuye in #3988
• BLD: Clean up Docker's last legacy cache and images before executing each step by @zwt-1234 in #3963
• BLD: fix CI failures by @qinxuye in #4002

Bug fixes

• BUG: disable flash_attention when GPU compute capability < 8.0 by @amumu96 in #3973
• BUG: fix rerank model creation by @qinxuye in #3977

Documentation

• DOC: update models by @qinxuye in #3958
• DOC: add setting limitation of images for multi modal doc by @amumu96 in #4003
• DOC: Update docs about custom models by @OliverBryant in #4019
• DOC: update models & README by @qinxuye in #4023

Others

• FEAT：KAT-V1 by @Jun-Howie in #3998

New Contributors

• @qianduoduo0904 made their first contribution in #3968
• @OliverBryant made their first contribution in #4019

Full Changelog: v1.9.0...v1.9.1