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vllm-omni/vllm_omni/deploy/audex_s2s.yaml
T
5014fea4a0 [New Model] support nemotron Audex (#4976)
Signed-off-by: Yuekai Zhang <zhangyuekai@foxmail.com>
Signed-off-by: Yueqian Lin <linyueqian@outlook.com>
Co-authored-by: Claude Fable 5 <noreply@anthropic.com>
Co-authored-by: Yueqian Lin <linyueqian@outlook.com>
Co-authored-by: Yueqian Lin <70319226+linyueqian@users.noreply.github.com>
2026-07-28 03:58:22 +00:00

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2.0 KiB
YAML

# Audex (Nemotron-Labs-Audex-2B) full deploy: cascaded speech-to-speech.
#
# One audio-capable thinker (checkpoint_folder_full) serves the official
# three-pass cascade — (1) ASR: audio -> transcript, (2) chat: transcript ->
# answer, (3) TTS: answer -> speech — plus the streaming causal speech
# decoder as stage 1. Per-request output modalities route the passes: text
# passes finish at stage 0; only audio-modality requests stream codec frames
# into code2wav. CFG applies to the TTS pass via extra_params.cfg_scale
# (recommended 1.5; 1.0 = off).
pipeline: audex_s2s
async_chunk: true
connectors:
connector_of_shared_memory:
name: SharedMemoryConnector
extra:
shm_threshold_bytes: 65536
codec_streaming: true
connector_get_sleep_s: 0.01
connector_get_max_wait_first_chunk: 3000
connector_get_max_wait: 300
codec_chunk_frames: 25
initial_codec_chunk_frames: 1
codec_token_offset: 131077
codec_vocab_size: 65536
decoder_emit_chunk_frames: 5
stages:
- stage_id: 0
max_num_seqs: 8
gpu_memory_utilization: 0.5
trust_remote_code: true
enable_prefix_caching: true
async_scheduling: true
max_num_batched_tokens: 8192
# Sound embeddings (up to 30 clips x 750) + speech-token generation.
max_model_len: 32768
dtype: bfloat16
devices: "0"
logits_processors:
- "vllm_omni.model_executor.models.audex.cfg:AudexCFGLogitsProcessor"
output_connectors:
to_stage_1: connector_of_shared_memory
default_sampling_params:
temperature: 0.1
top_k: 80
max_tokens: 2048
seed: 0
- stage_id: 1
max_num_seqs: 8
gpu_memory_utilization: 0.25
enforce_eager: true
trust_remote_code: true
enable_prefix_caching: false
async_scheduling: false
max_num_batched_tokens: 8192
max_model_len: 8192
devices: "0"
input_connectors:
from_stage_0: connector_of_shared_memory
default_sampling_params:
temperature: 0.0
max_tokens: 8192
seed: 0