vllm-project/vllm-omni

[New Model]: Step Audio EditX

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#272 opened on Dec 11, 2025

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 (14 comments) (0 reactions) (3 assignees)Python (1,067 forks)github user discovery
good first issuehelp wantednew model

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Description

The model to consider.

https://huggingface.co/stepfun-ai/Step-Audio-EditX

The closest model vllm-omni already supports.

No response

What's your difficulty of supporting the model you want?

No response

Use case and motivation

No response

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Contributor guide

Research direction
Study the Step Audio EditX model architecture on Hugging Face, understand its modality handling, and identify similarities with existing models supported by vllm omni. Explore the vllm omni codebase to understand how new models are integrated, particularly for omni modality. Check existing model implementations for patterns.
Tech stack
pythonpytorch
Domain
machine learningai
Issue type
Feature
DifficultyEstimated implementation difficulty for a new contributor, from 1 for very small changes to 5 for expert-level work.
3
Estimated timeA rough time range for an experienced contributor to investigate, implement, test, and prepare a pull request.
3-5 days
Activity statusHow available the issue appears right now: fresh, active, stale, blocked, or waiting on maintainer input.
Active
ClarityHow clearly the issue explains the expected change, acceptance criteria, and next step.
Mostly clear
Prerequisites
PythonPyTorchvllm omni
Newbie friendlinessA 1-100 score estimating how approachable this issue is for first-time contributors.
40