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Urdu speech data: what it costs

Per-hour cost bands for Urdu speech data collection, why 5 dialect varieties change the number, and worked budgets at three common volumes.

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Speaker recording scripted prompts for a speech data collection project — Urdu speech data: what it costs
Language
Urdu (ur-IN)
Rate band
₹4,200 – ₹8,200 / hour
Speakers
51M
Studio cities
5
01

Why Urdu prices the way it does

Urdu has roughly 51 million speakers concentrated in Uttar Pradesh, Telangana, Bihar, which sets how quickly a cohort can be recruited. Recruitment speed, not recording time, is the dominant cost in almost every programme.

Fix the script decision before fielding; retro-transcribing a Nastaliq dataset into Devanagari after delivery costs as much as the original transcription pass.

  • Spoken Urdu and spoken Hindi are largely mutually intelligible; the distinction is mainly lexical and orthographic. Decide up front whether transcription is in Nastaliq, Devanagari, or both.
  • Indian Urdu specifically, and Dakhini in particular, are absent from public data dominated by Pakistani Urdu broadcast speech.
02

Worked budgets

VolumeTypical speakersIndicative rangeTimeline
100 hours200 at 30 min₹4,20,000 – ₹8,20,0003-6 weeks
500 hours1,000 at 30 min₹19,32,000 – ₹37,72,0006-10 weeks
1,000 hours2,000 at 30 min₹35,70,000 – ₹69,70,00010-16 weeks

Unit rates fall with volume because setup, script design and recruiter onboarding are amortised, not because quality is relaxed.

Diverse Indian speakers waiting for multilingual data collection sessions — supporting urdu speech data: what it costs
Diverse Indian speakers waiting for multilingual data collection sessions
03

Cost drivers specific to this language

  • Dialect spread: covering Dakhini (Hyderabad), Lucknawi, Dehlvi, Bihari Urdu rather than one prestige variety adds recruitment cost but is what makes the corpus usable in production
  • Script and transcription: Perso-Arabic (Nastaliq) transcription needs native reviewers, and Right-to-left Nastaliq tooling errors and diacritic loss is the usual source of rework
  • Phonetics: Shares most phonology with Hindi but adds Perso-Arabic phonemes (/q/, /x/, /ɣ/, /z/, /f/) that many speakers merge, which requires reviewers trained on the language rather than generic annotators
04

Add-ons and their pricing

LayerUnitIndicative
Verbatim transcriptionper audio hour₹900 – ₹2,400
Speaker diarisation and turn labelsper audio hour₹600 – ₹1,500
Event and noise taggingper audio hour₹400 – ₹1,100
Romanised parallel transcriptper audio hour₹500 – ₹1,200
Speaker-disjoint train/dev/test splitsone-offIncluded
05

How to get the number down without hurting the model

  • Widen the age bands before you widen the dialect spread — dialect coverage is what determines production accuracy
  • Use quiet-room capture where deployment audio is not studio-clean anyway
  • Order transcription in a second phase once the audio passes acceptance
  • Run a 10-20 hour pilot; specification errors caught there are the cheapest ones you will ever fix

Frequently asked

What is the per-hour rate for Urdu speech data?

Indicatively ₹4,200 to ₹8,200 per delivered hour for standard scripted or spontaneous capture with verbatim transcription. Narrow cohorts and studio-only capture sit at the top of that band.

Is Urdu more expensive than Hindi?

Somewhat. Smaller recruitment pools mean more effort per speaker, which shows up as a higher per-hour rate rather than a longer timeline.

Do you quote in INR or USD?

Either. Bands here are in INR; international clients are usually invoiced in USD at a fixed contract rate.

What is included in the quoted rate?

Recruitment, consent capture, recording, QA, transcription if ordered, metadata, delivery packaging and a perpetual licence with full IP transfer.

Related pages

Price a Urdu dataset

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