Specification

Release date: 28 Dec 2023
Source:Hugging Face Hub (public pages, model cards, papers)T2observed 55 min agomedium
Openness: open-weights
Source:Hugging Face Hub (public pages, model cards, papers)T2observed 2 h agomedium
License: cc-by-4.0
Source:Hugging Face Hub (public pages, model cards, papers)T2observed 55 min agomedium
Architecture: ParakeetForCTC
Source:Hugging Face Hub (public pages, model cards, papers)T2observed 55 min agomedium
Parameters: 1.06B
Source:Hugging Face Hub (public pages, model cards, papers)T2observed 2 h agomedium
Languages: en
Source:Hugging Face Hub (public pages, model cards, papers)T2observed 55 min agomedium
Quantization format: gguf
Source:Hugging Face Hub (public pages, model cards, papers)T2observed 55 min agomedium
File size: 4.3 GB
Source:Hugging Face Hub (public pages, model cards, papers)T2observed 55 min agomedium
Hugging Face repo: nvidia/parakeet-ctc-1.1b
Source:Hugging Face Hub (public pages, model cards, papers)T2observed 2 h agomedium
Pipeline tag: automatic-speech-recognition
Source:Hugging Face Hub (public pages, model cards, papers)T2observed 2 h agomedium
Model card: huggingface.co/nvidia/parakeet-ctc-1.1b
Source:Hugging Face Hub (public pages, model cards, papers)T2observed 2 h agomedium
Downloads: 1,069,690
Source:Hugging Face Hub (public pages, model cards, papers)T2observed 55 min agomedium
Likes: 59
Source:Hugging Face Hub (public pages, model cards, papers)T2observed 55 min agomedium
Datasets: librispeech_asr, fisher_corpus, Switchboard-1, WSJ-0, WSJ-1, National-Singapore-Corpus-Part-1, National-Singapore-Corpus-Part-6, vctk, voxpopuli, europarl, multilingual_librispeech, mozilla-foundation/common_voice_8_0, MLCommons/peoples_speech
Source:Hugging Face Hub (public pages, model cards, papers)T2observed 55 min agomedium
Gated: No
Source:Hugging Face Hub (public pages, model cards, papers)T2observed 55 min agomedium
Is quantized: Yes
Source:Hugging Face Hub (public pages, model cards, papers)T2observed 55 min agomedium
Last modified: 2026-08-05T21:47:03+00:00
Source:Hugging Face Hub (public pages, model cards, papers)T2observed 2 h agomedium
Library name: nemo
Source:Hugging Face Hub (public pages, model cards, papers)T2observed 55 min agomedium
Downloads all time: 9,257,704
Source:Hugging Face Hub (public pages, model cards, papers)T2observed 55 min agomedium
Model type: parakeet_ctc
Source:Hugging Face Hub (public pages, model cards, papers)T2observed 55 min agomedium
Tags: nemo, safetensors, gguf, parakeet_ctc, automatic-speech-recognition, transformers, speech, audio, FastConformer, Conformer, pytorch, NeMo, hf-asr-leaderboard, ctc, en, model-index
Source:Hugging Face Hub (public pages, model cards, papers)T2observed 55 min agomedium
Weights dtype: F32
Source:Hugging Face Hub (public pages, model cards, papers)T2observed 55 min agomedium

Each value shows its source, tier and observation time. Conflicting claims are kept side by side and flagged — never averaged. How AI Atlas records facts →

Provenance

Attributed facts

22

Source tiers

T222

Freshest observation

55 min ago

Conflicts

None

Modalities

Modalities unavailable.

Capabilities

Tool calling
Unavailable
Structured output
Unavailable
Reasoning
Unavailable
Vision
Unavailable
Audio
Unavailable
Fine-tuning available
Unavailable

No capability flags have been observed from a source yet — we do not infer them.

Languages: en
Source:Hugging Face Hub (public pages, model cards, papers)T2observed 55 min agomedium

No benchmark results recorded

Results appear when a tier 1–3 source publishes them; we never copy scores without a source.

Current prices

No current prices recorded

Prices appear when a provider publishes a public pricing page we crawl.

Price history

Estimated

Memory need = bytes per parameter (4-bit ≈ 0.5 × 1.15 overhead, 8-bit 1.0, fp16 2.0) + a KV-cache allowance. Not a measurement.

Estimated hardware fit
Hardware	Quantization	Memory	Est. need	Fits
Apple M3 Ultra	4bit	—	1.1 GB	Yes
AMD Instinct MI325X	4bit	256 GB	1.1 GB	Yes
AMD Instinct MI300X	4bit	192 GB	1.1 GB	Yes
Apple M2 Ultra	4bit	—	1.1 GB	Yes
NVIDIA B200	4bit	180 GB	1.1 GB	Yes
NVIDIA H200	4bit	141 GB	1.1 GB	Yes
Apple M1 Ultra	4bit	—	1.1 GB	Yes
Apple M3 Max	4bit	—	1.1 GB	Yes
Apple M4 Max	4bit	—	1.1 GB	Yes
NVIDIA DGX Spark	4bit	128 GB	1.1 GB	Yes
Apple M2 Max	4bit	—	1.1 GB	Yes
NVIDIA A100 80GB	4bit	80 GB	1.1 GB	Yes
NVIDIA H100 SXM	4bit	80 GB	1.1 GB	Yes
Apple M1 Max	4bit	—	1.1 GB	Yes
Apple M4 Pro	4bit	—	1.1 GB	Yes
Apple M3 Pro	4bit	—	1.1 GB	Yes
Apple M1 Pro	4bit	—	1.1 GB	Yes
Apple M2 Pro	4bit	—	1.1 GB	Yes
Apple M4	4bit	—	1.1 GB	Yes
NVIDIA GeForce RTX 5090	4bit	32 GB	1.1 GB	Yes
Apple M2	4bit	—	1.1 GB	Yes
Apple M3	4bit	—	1.1 GB	Yes
NVIDIA GeForce RTX 3090	4bit	24 GB	1.1 GB	Yes
NVIDIA GeForce RTX 4090	4bit	24 GB	1.1 GB	Yes
Apple M1	4bit	—	1.1 GB	Yes

No lineage recorded

Lineage comes from explicit `derived_from`, `fine_tuned_from`, `distilled_from` and `quantized_from` relations stated by sources.

Papers 1

arXiv:2305.05084Active
35

Repositories 0

No repositories linked yet.

As of

Rewind the record: see this entity's attributes exactly as AI Atlas knew them on a given day.

Claim history

22 claims · 22 properties

Release daterelease_date1

Claim history for Release date
Value	Valid from → to	Status	Source	Confidence	Extractor
28 Dec 2023	11 Sept 2026 21:55 UTC → current	current	Hugging Face Hub (public pages, model cards, papers)T2	medium	deterministic

Opennessopenness1

Claim history for Openness
Value	Valid from → to	Status	Source	Confidence	Extractor
open-weights	11 Sept 2026 21:11 UTC → current	current	Hugging Face Hub (public pages, model cards, papers)T2	medium	deterministic

Licenselicense1

Claim history for License
Value	Valid from → to	Status	Source	Confidence	Extractor
cc-by-4.0	11 Sept 2026 21:55 UTC → current	current	Hugging Face Hub (public pages, model cards, papers)T2	medium	deterministic

Architecturearchitecture1

Claim history for Architecture
Value	Valid from → to	Status	Source	Confidence	Extractor
ParakeetForCTC	11 Sept 2026 21:55 UTC → current	current	Hugging Face Hub (public pages, model cards, papers)T2	medium	deterministic

Parametersparameter_count1

Claim history for Parameters
Value	Valid from → to	Status	Source	Confidence	Extractor
1.06B	11 Sept 2026 21:11 UTC → current	current	Hugging Face Hub (public pages, model cards, papers)T2	medium	deterministic

Languageslanguages1

Claim history for Languages
Value	Valid from → to	Status	Source	Confidence	Extractor
en	11 Sept 2026 21:55 UTC → current	current	Hugging Face Hub (public pages, model cards, papers)T2	medium	deterministic

Quantization formatquant_format1

Claim history for Quantization format
Value	Valid from → to	Status	Source	Confidence	Extractor
gguf	11 Sept 2026 21:55 UTC → current	current	Hugging Face Hub (public pages, model cards, papers)T2	medium	deterministic

File sizefile_size_gb1

Claim history for File size
Value	Valid from → to	Status	Source	Confidence	Extractor
4.3 GB	11 Sept 2026 21:55 UTC → current	current	Hugging Face Hub (public pages, model cards, papers)T2	medium	deterministic

Hugging Face repohf_repo1

Claim history for Hugging Face repo
Value	Valid from → to	Status	Source	Confidence	Extractor
nvidia/parakeet-ctc-1.1b	11 Sept 2026 21:11 UTC → current	current	Hugging Face Hub (public pages, model cards, papers)T2	medium	deterministic

Pipeline tagpipeline_tag1

Claim history for Pipeline tag
Value	Valid from → to	Status	Source	Confidence	Extractor
automatic-speech-recognition	11 Sept 2026 21:11 UTC → current	current	Hugging Face Hub (public pages, model cards, papers)T2	medium	deterministic

Model cardmodel_card_url1

Claim history for Model card
Value	Valid from → to	Status	Source	Confidence	Extractor
https://huggingface.co/nvidia/parakeet-ctc-1.1b	11 Sept 2026 21:11 UTC → current	current	Hugging Face Hub (public pages, model cards, papers)T2	medium	deterministic

Downloadsmetric.downloads1

Claim history for Downloads
Value	Valid from → to	Status	Source	Confidence	Extractor
1,069,690	11 Sept 2026 21:11 UTC → current	current	Hugging Face Hub (public pages, model cards, papers)T2	medium	deterministic

Likesmetric.likes1

Claim history for Likes
Value	Valid from → to	Status	Source	Confidence	Extractor
59	11 Sept 2026 21:11 UTC → current	current	Hugging Face Hub (public pages, model cards, papers)T2	medium	deterministic

Datasetsdatasets1

Claim history for Datasets
Value	Valid from → to	Status	Source	Confidence	Extractor
librispeech_asr, fisher_corpus, Switchboard-1, WSJ-0, WSJ-1, National-Singapore-Corpus-Part-1, National-Singapore-Corpus-Part-6, vctk, voxpopuli, europarl, multilingual_librispeech, mozilla-foundation/common_voice_8_0, MLCommons/peoples_speech	11 Sept 2026 21:55 UTC → current	current	Hugging Face Hub (public pages, model cards, papers)T2	medium	deterministic

Gatedgated1

Claim history for Gated
Value	Valid from → to	Status	Source	Confidence	Extractor
No	11 Sept 2026 21:55 UTC → current	current	Hugging Face Hub (public pages, model cards, papers)T2	medium	deterministic

Is quantizedis_quantized1

Claim history for Is quantized
Value	Valid from → to	Status	Source	Confidence	Extractor
Yes	11 Sept 2026 21:55 UTC → current	current	Hugging Face Hub (public pages, model cards, papers)T2	medium	deterministic

Last modifiedlast_modified1

Claim history for Last modified
Value	Valid from → to	Status	Source	Confidence	Extractor
2026-08-05T21:47:03+00:00	11 Sept 2026 21:11 UTC → current	current	Hugging Face Hub (public pages, model cards, papers)T2	medium	deterministic

Library namelibrary_name1

Claim history for Library name
Value	Valid from → to	Status	Source	Confidence	Extractor
nemo	11 Sept 2026 21:55 UTC → current	current	Hugging Face Hub (public pages, model cards, papers)T2	medium	deterministic

Downloads all timemetric.downloads_all_time1

Claim history for Downloads all time
Value	Valid from → to	Status	Source	Confidence	Extractor
9,257,704	11 Sept 2026 21:55 UTC → current	current	Hugging Face Hub (public pages, model cards, papers)T2	medium	deterministic

Model typemodel_type1

Claim history for Model type
Value	Valid from → to	Status	Source	Confidence	Extractor
parakeet_ctc	11 Sept 2026 21:55 UTC → current	current	Hugging Face Hub (public pages, model cards, papers)T2	medium	deterministic

Tagstags1

Claim history for Tags
Value	Valid from → to	Status	Source	Confidence	Extractor
nemo, safetensors, gguf, parakeet_ctc, automatic-speech-recognition, transformers, speech, audio, FastConformer, Conformer, pytorch, NeMo, hf-asr-leaderboard, ctc, en, model-index	11 Sept 2026 21:55 UTC → current	current	Hugging Face Hub (public pages, model cards, papers)T2	medium	deterministic

Weights dtypeweights_dtype1

Claim history for Weights dtype
Value	Valid from → to	Status	Source	Confidence	Extractor
F32	11 Sept 2026 21:55 UTC → current	current	Hugging Face Hub (public pages, model cards, papers)T2	medium	deterministic

Claims are temporal and append-only: a new observation closes the previous claim (valid_to) instead of overwriting it. Conflicting claims from different sources are kept side by side and flagged — never averaged. Methodology →

11 Sept 2026
New modelModelparakeet-ctc-1.1bNVIDIA
New model: parakeet-ctc-1.1b (NVIDIA)
huggingface
huggingface.co

Full timeline →

Source documents
Source	Document	Type	Tier	Last observed	Snapshots
Hugging Face Hub (public pages, model cards, papers)	huggingface.co/nvidia/parakeet-ctc-1.1b	model_page	T2· Quality secondary	55 min ago	1
Hugging Face Hub (public pages, model cards, papers)	huggingface.co/models?author=nvidia&p=0&sort=downloads	listing	T2· Quality secondary	2 h ago	2

Tier 1 = official/primary, 2 = quality secondary, 3 = community, 4 = unverified. Every snapshot is archived; see all sources and the methodology.