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15% off
per credit
Starter
Includes 23 credits.
$20
/month
Start for free
All 8 languages
All API types
Email Support
20% off
per credit
Growth
Includes 122 credits.
$100
/month
Start for free
All 8 languages
All API types
Email Support
30% off
per credit
Scale
Includes 405 credits.
$300
/month
Start for free
All 8 languages
All API types
Email and Slack Support
Enterprise
Custom Volume Packages
Starting at $2,000 upfront
Credit valid for 12 months
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Micro
$50
Valid 1 year
Includes 59 credits
18% off per credit
Volume
$150
Valid 1 year
Includes 183 credits
21% off per credit
Bulk
$500
Valid 1 year
Includes 633 credits
Per-Call Credit Breakdown
English, Mandarin Chinese, German, French, Spanish, Korean, Japan, Russian.
| API Type | Credit Deduction Per Call | Max Audio Duration | Text Limit | |
|---|---|---|---|---|
| Scripted |
Word API
Score word/letter/phoneme/ phonics /syllable and syllable stress
|
0.004 | 20 secs | 1 word |
|
Sentence API
Score pronunciation, fluency, completeness and rhythm for spoken sentences.
|
0.006 | 90 secs | 200 words | |
|
Paragraph API
Score pronunciation, fluency, completeness and rhythm for paragraph.
|
0.008 | 180 secs | 500 words | |
| Semi-Scripted |
English PTE Speaking API
Score PTE speaking tasks: describe image, retell lecture, repeat sentence, read aloud, group discussion, etc
|
0.025 | 120 secs | / |
| Unscripted |
English IELTS speaking API
Score IELTS speaking tasks: part 1, part 2 and part 3.
|
0.035 | 120 secs | / |
|
English Transcribe and Score API
Transcribe the text and score pronunciation and fluency at word-level.
|
0.035 | 290 secs | / | |
|
Chinese HSKK API
Score HSKK open question.
|
0.035 | 120 secs | / | |
Top Questions
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English
Mandarin Chinese
Elevate Engagement while Save More with our SDK
Practice more, save more.
Starter
$1
per SDK per year
2000-5000 devices
5% off
per credit
Growth
$0.95
per SDK per year
5000-10,000 devices
10% off
per credit
Scale
$0.90
per SDK per year
10,000-20,000 devices
Premium
For our valued premium customers, we can devise a tailored pricing strategy that will bring added benefits to them.
20,001+ devices
SDK Contents
Word
(single word or character)
Short text
(2-200 words or characters)
Long text
(over 200 words or characters)
English SDK
Mandarin Chinese SDK
Check what’s included in Word, Short text and Long text.
Type/features
Limit
Overall score
Phoneme score
Phonics score (EN)
Word score
Sentence score
Tone score (Chinese)
Scripted
Word
single word or character
Scripted
Short text
2-200 words or characters
Scripted
Long text
over 200 words or characters
Top Questions
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