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API PRICING

Support & Pricing Tiers

Our API pricing is designed to meet the needs of developers, small businesses, and large enterprises alike. Whether you need to test a handful of learners or assess thousands, we offer competitive rates with volume-based discounts.

Basic

$100

/month

$100/month API credit + overages

2 RPS

Email and Chat Support

7 Days Free Trial


Most Popular

Starter

$500

/month

$500/month API credit + overages

5 RPS

Email and Chat Support

7 Days Free Trial


Pro

$1500

/month

$1500/month API credit + overages

15 RPS

Starter + Slack Support

7 Days Free Trial


Enterprise

$5000

/month

$5000/month API credit + overages

Custom RPS

Pro + Phone, WhatsApp, Zalo Support

Custom Free Trial


Compare Plans & Features

FEATURE
Basic100 / month

Prepay

Starter500 / month

Prepay

Pro1500 / month

Prepay

Enterprise5000 / month

Prepay and PAYG

Pricing and Billing

Trial Period

7 days

7 days

7 days

Custom

Pricing Models

Per 15sec

Per 15sec

Per 15sec

Per 15s or Per User

Unscripted Pricing Point (Per 15s)

$0.015

$0.0125

$0.01

Custom

Scripted Pricing Point (Per 15s)

$0.01

$0.008

$0.006

Custom

Pronunciation Pricing Point (Per 15s)

$0.008

$0.006

$0.005

Custom

Credit Rollover

Contract Required

No

No

No

Yes

Support

API Rate Limit (RPS)

2 RPS

5 RPS

15 RPS

Custom

API Documentation

Sample Postman Collections

Support Channels

  • Email
  • Developer Portal Support Chat
  • Email
  • Developer Portal Support Chat
  • Starter + dedicated Slack channel
  • Pro + dedicated Zalo or Whats App channel & direct phone

Incident Response Window

8/5 AEST

8/5 AEST

24/7

24/7

Incident Response SLA

12H

8H

2H

1H

Service Response Window

8/5 AEST

8/5 AEST

8/5 AEST

24/7

Service Response SLA

2 - 5 days

24H

4H

2H

Experience the Future of English Language Learning and Assessment

Discover how our AI-powered tools can transform your school or business. Request a demo today!