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Open-weight model · Speech recognition

whisper-large-v3

by OpenAI openai/whisper-large-v3

whisper-large-v3 is an open-weight model for speech recognition from OpenAI, released under Apache License 2.0. It has 1.5B parameters. At 16-bit it needs about 3.7 GB of GPU memory, which fits on 1x MI300X from $1.85 an hour, at the lowest prices in the SAVRN Index. It draws 3.7M downloads a month.

Whisper is a state-of-the-art model for automatic speech recognition (ASR) and speech translation, proposed in the paper Robust Speech Recognition via Large-Scale Weak Supervision by Alec Radford et al. from OpenAI.

Parameters1.5B
Context—
Weights24.7 GB
Licenseapache-2.0
AccessOpen weights
Monthly Downloads3.7M

Runs On

What it takes to serve whisper-large-v3 (1.5B parameters): the memory its weights need at each precision, and the cheapest way to rent enough data-center GPUs to hold them.

PrecisionWeightsMemory neededCheapest setupPer hourAlso fits
16-bit 3.1 GB 3.7 GB 1x MI300X (192 GB)
Vultr
$1.85 1x H100 $1.99 · 1x MI325X $2.00
8-bit 1.5 GB 1.9 GB 1x MI300X (192 GB)
Vultr
$1.85 1x H100 $1.99 · 1x MI325X $2.00
4-bit 0.8 GB 0.9 GB 1x MI300X (192 GB)
Vultr
$1.85 1x H100 $1.99 · 1x MI325X $2.00

Memory is the weights at that precision plus 20% for the runtime and a short context; a long context needs more. Prices are the lowest on-demand hourly rates in the SAVRN Index, read Oct 16, 2026.

whisper-large-v3 on every accelerator the SAVRN Index prices, at every precision

SAVRN's Notes on whisper-large-v3

Whisper large-v3 is the reference open speech recognition model: 1.5B parameters, trained on more than 5 million hours of audio, transcribing and translating speech across dozens of languages. About 4.8 million downloads a month and more than 6,300 likes make it one of the most used models anywhere.

It needs about 4 GB at 16-bit, so it runs on nearly any GPU. Apache 2.0 allows commercial use. Whisper large-v3 turbo in our catalog is much faster with a small accuracy cost; choose between them on your own audio.

Model Card

By OpenAI, published under apache-2.0, revision 06f233fe06e7.

Whisper

Whisper is a state-of-the-art model for automatic speech recognition (ASR) and speech translation, proposed in the paper Robust Speech Recognition via Large-Scale Weak Supervision by Alec Radford et al. from OpenAI. Trained on >5M hours of labeled data, Whisper demonstrates a strong ability to generalise to many datasets and domains in a zero-shot setting.

Whisper large-v3 has the same architecture as the previous large and large-v2 models, except for the following minor differences:

  1. The spectrogram input uses 128 Mel frequency bins instead of 80
  2. A new language token for Cantonese

The Whisper large-v3 model was trained on 1 million hours of weakly labeled audio and 4 million hours of pseudo-labeled audio collected using Whisper large-v2 . The model was trained for 2.0 epochs over this mixture dataset.

Read the full model card (2,297 words)

Configuration

Architecture
WhisperForConditionalGeneration
Layers
32
Vocabulary size
51,866
Stored precision
float16
Model type
whisper

Identity and Version

Repository
openai/whisper-large-v3
Publisher
OpenAI
Task
Speech recognition
Modality
Audio
Library
transformers
Parameters
1.5B parameters
Languages
en, zh, de, es, ru, ko, fr, ja
Revision
06f233fe06e710322aca913c1bc4249a0d71fce1
First published
2023-11-07
Last updated
2024-08-12

Files and Weights

21 files, 24.7 GB in total. The weights are 7 files totalling 24.7 GB in bin, msgpack, safetensors.

Weights7 files · 24.7 GB
Configuration8 files · 330.8 KB
Tokenizer4 files · 4.3 MB
Documentation1 file · 21.8 KB
Repository1 file · 1.5 KB
Every file
FileTypeSizeSHA-256
flax_model.msgpackWeights6.2 GB e9c7b745947d
model.fp32-00001-of-00002.safetensorsWeights5.0 GB 08e0005225b3
model.fp32-00002-of-00002.safetensorsWeights1.2 GB 630ca7746728
model.safetensorsWeights3.1 GB a8e94b85976e
pytorch_model.binWeights3.1 GB 8f3dd0108a56
pytorch_model.fp32-00001-of-00002.binWeights5.0 GB fed9e023b351
pytorch_model.fp32-00002-of-00002.binWeights1.2 GB aadd3bdfecf9
added_tokens.jsonConfiguration34.6 KB —
config.jsonConfiguration1.3 KB —
generation_config.jsonConfiguration3.9 KB —
model.safetensors.index.fp32.jsonConfiguration117.9 KB —
normalizer.jsonConfiguration52.7 KB —
preprocessor_config.jsonConfiguration340 B —
pytorch_model.bin.index.fp32.jsonConfiguration118.0 KB —
special_tokens_map.jsonConfiguration2.1 KB —
README.mdDocumentation21.8 KB —
.gitattributesRepository1.5 KB —
merges.txtTokenizer493.9 KB —
tokenizer.jsonTokenizer2.5 MB —
tokenizer_config.jsonTokenizer282.8 KB —
vocab.jsonTokenizer1.0 MB —

License and Download

License
apache-2.0
Access
Open weights, no gate
Download size
24.7 GB
Download from OpenAI

Released by OpenAI through its official repository on Hugging Face. Read the license.

Built From

Evaluations

Each result is shown as reported, with the conditions its reporter stated. None is a SAVRN measurement. A comparison lines two results up only when their configuration, unit and setup are all stated and identical.

BenchmarkConditionsResultReported byRevisionDate
ARTPARK-IISc/Vaani-Benchmark-V1.0 Task Hindi_WERMetric Hindi_WERComparison conditions not established 26.8 Not named
Reported by a third party
Evaluated revision not stated 2026-06-26
hf-audio/open-asr-leaderboard Task ami_werMetric ami_werComparison conditions not established 15.95 open-asr-leaderboard
Reported by a third party
Evaluated revision not stated 2023-11-07
hf-audio/open-asr-leaderboard Task earnings22_werMetric earnings22_werComparison conditions not established 11.29 open-asr-leaderboard
Reported by a third party
Evaluated revision not stated 2023-11-07
hf-audio/open-asr-leaderboard Task gigaspeech_werMetric gigaspeech_werComparison conditions not established 10.02 open-asr-leaderboard
Reported by a third party
Evaluated revision not stated 2023-11-07
hf-audio/open-asr-leaderboard Task librispeech_clean_werMetric librispeech_clean_werComparison conditions not established 2.01 open-asr-leaderboard
Reported by a third party
Evaluated revision not stated 2023-11-07
hf-audio/open-asr-leaderboard Task librispeech_other_werMetric librispeech_other_werComparison conditions not established 3.91 open-asr-leaderboard
Reported by a third party
Evaluated revision not stated 2023-11-07
hf-audio/open-asr-leaderboard Task mean_werMetric mean_werComparison conditions not established 7.44 open-asr-leaderboard
Reported by a third party
Evaluated revision not stated 2023-11-07
hf-audio/open-asr-leaderboard Task rtfxMetric rtfxComparison conditions not established 145.51 open-asr-leaderboard
Reported by a third party
Evaluated revision not stated 2023-11-07
hf-audio/open-asr-leaderboard Task spgispeech_werMetric spgispeech_werComparison conditions not established 2.94 open-asr-leaderboard
Reported by a third party
Evaluated revision not stated 2023-11-07
hf-audio/open-asr-leaderboard Task tedlium_werMetric tedlium_werComparison conditions not established 3.86 open-asr-leaderboard
Reported by a third party
Evaluated revision not stated 2023-11-07
hf-audio/open-asr-leaderboard Task voxpopuli_werMetric voxpopuli_werComparison conditions not established 9.54 open-asr-leaderboard
Reported by a third party
Evaluated revision not stated 2023-11-07

Memory Requirements

PrecisionWeights in memory
As published24.7 GB
16-bit3.1 GB
8-bit1.5 GB
4-bit0.8 GB

Weights only, from the published parameter count; the key-value cache and runtime add to this.

Built on This Model

Compare whisper-large-v3

Questions About whisper-large-v3

How much GPU memory does whisper-large-v3 need?

About 3.7 GB at 16-bit and 0.9 GB at 4-bit: the weights (1.5B parameters) plus a working margin. A long context needs more.

What is the cheapest GPU to run whisper-large-v3 on?

At 16-bit, 1x MI300X from $1.85 an hour; at 4-bit, 1x MI300X from $1.85 an hour, at the lowest on-demand prices the SAVRN Index lists.

Can I use whisper-large-v3 commercially?

Yes. whisper-large-v3 is released under Apache License 2.0. The Apache License 2.0 is a permissive open-source license. It permits commercial use, modification and redistribution. It requires keeping the license and copyright notices and any NOTICE file, stating significant changes, and it includes an express patent grant from contributors.

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