Cover Image

LongCat-Audio-Codec: An Audio Tokenizer and Detokenizer Solution Designed for Speech Large Language Models

Fuente: arXiv

Saved in:

Bibliographic Details
Main Authors:	Zhao, Xiaohan, Xiang, Hongyu, Ye, Shengze, Li, Song, Tian, Zhengkun, Chen, Guanyu, Ding, Ke, Wan, Guanglu
Format:	Preprint
Published:	2025
Subjects:	Audio and Speech Processing Sound
Online Access:	Acceder al recurso
Tags:	Add Tag No Tags, Be the first to tag this record!

Similar Items

LongCat-AudioDiT: High-Fidelity Diffusion Text-to-Speech in the Waveform Latent Space
by: Xin, Detai, et al.
Published: (2026)

MSR-86K: An Evolving, Multilingual Corpus with 86,300 Hours of Transcribed Audio for Speech Recognition Research
by: Li, Song, et al.
Published: (2024)

ESPnet-Codec: Comprehensive Training and Evaluation of Neural Codecs for Audio, Music, and Speech
by: Shi, Jiatong, et al.
Published: (2024)

Investigating Neural Audio Codecs for Speech Language Model-Based Speech Generation
by: Li, Jiaqi, et al.
Published: (2024)

CodecFake+: A Large-Scale Neural Audio Codec-Based Deepfake Speech Dataset
by: Chen, Xuanjun, et al.
Published: (2025)

MOSS-Audio-Tokenizer: Scaling Audio Tokenizers for Future Audio Foundation Models
by: Gong, Yitian, et al.
Published: (2026)

BANC: Towards Efficient Binaural Audio Neural Codec for Overlapping Speech
by: Ratnarajah, Anton, et al.
Published: (2023)

DualCodec: A Low-Frame-Rate, Semantically-Enhanced Neural Audio Codec for Speech Generation
by: Li, Jiaqi, et al.
Published: (2025)

Analyzing and Mitigating Inconsistency in Discrete Audio Tokens for Neural Codec Language Models
by: Liu, Wenrui, et al.
Published: (2024)

Towards Audio Codec-based Speech Separation
by: Yip, Jia Qi, et al.
Published: (2024)

UniAudio 1.5: Large Language Model-driven Audio Codec is A Few-shot Audio Task Learner
by: Yang, Dongchao, et al.
Published: (2024)

CodecFake: Enhancing Anti-Spoofing Models Against Deepfake Audios from Codec-Based Speech Synthesis Systems
by: Wu, Haibin, et al.
Published: (2024)

UniCodec: Unified Audio Codec with Single Domain-Adaptive Codebook
by: Jiang, Yidi, et al.
Published: (2025)

Toward a Sparse and Interpretable Audio Codec
by: Vinyard, John
Published: (2025)

Towards Neural Audio Codec Source Parsing
by: Phukan, Orchid Chetia, et al.
Published: (2025)

SwitchCodec: A High-Fidelity Nerual Audio Codec With Sparse Quantization
by: Wang, Jin, et al.
Published: (2025)

Codec-Based Deepfake Source Tracing via Neural Audio Codec Taxonomy
by: Chen, Xuanjun, et al.
Published: (2025)

Trade-offs Between Capacity and Robustness in Neural Audio Codecs for Adversarially Robust Speech Recognition
by: Prescott, Jordan, et al.
Published: (2026)

Code Drift: Towards Idempotent Neural Audio Codecs
by: O'Reilly, Patrick, et al.
Published: (2024)

HILCodec: High-Fidelity and Lightweight Neural Audio Codec
by: Ahn, Sunghwan, et al.
Published: (2024)

Audio Codec Augmentation for Robust Collaborative Watermarking of Speech Synthesis
by: Juvela, Lauri, et al.
Published: (2024)

An Intra-BRNN and GB-RVQ Based END-TO-END Neural Audio Codec
by: Xu, Linping, et al.
Published: (2024)

Low-Resource Audio Codec (LRAC): 2025 Challenge Description
by: Wojcicki, Kamil, et al.
Published: (2025)

DAC-JAX: A JAX Implementation of the Descript Audio Codec
by: Braun, David
Published: (2024)

APCodec: A Neural Audio Codec with Parallel Amplitude and Phase Spectrum Encoding and Decoding
by: Ai, Yang, et al.
Published: (2024)

RepCodec: A Speech Representation Codec for Speech Tokenization
by: Huang, Zhichao, et al.
Published: (2023)

On the Language and Gender Biases in PSTN, VoIP and Neural Audio Codecs
by: Altwlkany, Kemal, et al.
Published: (2025)

NDVQ: Robust Neural Audio Codec with Normal Distribution-Based Vector Quantization
by: Niu, Zhikang, et al.
Published: (2024)

Analysis of Speaker Verification Performance Trade-offs with Neural Audio Codec Transmission
by: Thakur, Nirmalya Mallick, et al.
Published: (2025)

PURE Codec: Progressive Unfolding of Residual Entropy for Speech Codec Learning
by: Shi, Jiatong, et al.
Published: (2025)

EnCLAP: Combining Neural Audio Codec and Audio-Text Joint Embedding for Automated Audio Captioning
by: Kim, Jaeyeon, et al.
Published: (2024)

Discrete Audio Representations for Automated Audio Captioning
by: Tian, Jingguang, et al.
Published: (2025)

SNAC: Multi-Scale Neural Audio Codec
by: Siuzdak, Hubert, et al.
Published: (2024)

Streaming Endpointer for Spoken Dialogue using Neural Audio Codecs and Label-Delayed Training
by: Udupa, Sathvik, et al.
Published: (2025)

VCNAC: A Variable-Channel Neural Audio Codec for Mono, Stereo, and Surround Sound
by: Grötschla, Florian, et al.
Published: (2026)

Weighted-Sampling Audio Adversarial Example Attack
by: Liu, Xiaolei, et al.
Published: (2019)

SpecTokenizer: A Lightweight Streaming Codec in the Compressed Spectrum Domain
by: Wan, Zixiang, et al.
Published: (2025)

MDCTCodec: A Lightweight MDCT-based Neural Audio Codec towards High Sampling Rate and Low Bitrate Scenarios
by: Jiang, Xiao-Hang, et al.
Published: (2024)

Speech Enhancement Using Continuous Embeddings of Neural Audio Codec
by: Li, Haoyang, et al.
Published: (2025)

MelTok: 2D Tokenization for Single-Codebook Audio Compression
by: Li, Jingyi, et al.
Published: (2025)