Datasets

Ready-made Khmer datasets

Start training sooner with our off-the-shelf Khmer data, or use it to benchmark before a custom project. Every dataset is consented, checked by linguists and licensed for commercial use.

6 datasets

SpeechSamples available

Khmer conversational speech

Natural two-person phone conversations on everyday topics like banking, shopping, health and travel, with speaker-separated transcripts.

Volume
Target: 500 hours
Coverage
1,000+ speakers, all regions
Format
WAV 8 / 16 kHz · JSON
Best for
ASR, call-centre analytics
SpeechSamples available

Khmer read speech, multi-accent

Phonetically balanced sentences read by speakers from Phnom Penh, Battambang, Siem Reap, Takeo and more, recorded on everyday phones.

Volume
Target: 300 hours
Coverage
Balanced by age, gender and region
Format
WAV 16 kHz · TextGrid · JSON
Best for
ASR, text-to-speech, accent testing
SpeechSamples available

Khmer wake words & voice commands

Short commands for apps, cars and smart devices, such as "call", "pay", "open", numbers and dates, in quiet and noisy places.

Volume
Target: 200,000 clips
Coverage
2,000+ speakers
Format
WAV 16 kHz · CSV
Best for
Wake words, keyword spotting
SpeechSamples available

Khmer studio TTS voices

Studio recordings from professional male and female Khmer voice talent, in neutral, news and friendly styles, with aligned scripts. Every voice comes with a signed voice-licence consent.

Volume
Target: 4 voices × 20 hours
Coverage
Male and female, 3 speaking styles
Format
WAV 48 kHz / 24-bit · JSON
Best for
Text-to-speech, voice assistants, IVR
TextSamples available

Khmer word segmentation & NER corpus

News, social media and official text with linguist-checked word boundaries and labelled names, places, organisations, dates and amounts.

Volume
Target: 1 million words
Coverage
News, social, official, finance
Format
JSONL · CoNLL
Best for
Tokenizers, search, NER, LLMs
TextSamples available

Khmer–English parallel text

Human-translated sentence pairs across banking, health, technology and everyday chat, including Romanized Khmer.

Volume
Target: 500,000 pairs
Coverage
Formal and informal language
Format
TSV · JSONL
Best for
Machine translation, LLM tuning

Need something different?

Any dataset can be extended or customised with other accents, domains, devices or labels. Or we build one from scratch for you.

Request a custom project

Volumes are current collection targets and grow every month. Request a sample for the latest numbers and a full datasheet.

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Tell us which datasets you want to evaluate. We'll reply within one business day with a sample and a datasheet.

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Specifications

Included with every dataset

  • Datasheet with collection method and demographics
  • Consent records for every contributor
  • Commercial licence, no resale of your custom data
  • QA report with accuracy and agreement scores

Sample record

Illustrative record. Full samples are sent on request.