My Speaking Score's API

? My Speaking Score API – Summary

Read more: https://www.myspeakingscore.com/my-speaking-score-api 

Purpose:
The API allows developers or platforms to integrate automated TOEFL Speaking scoring into their own tools using SpeechRater™ and e-rater® technologies. It provides score predictions for spoken responses and written essays.

? Core Capabilities

1. Speaking Score (SpeechRater)

• Accepts an audio file + TOEFL Speaking prompt.

• Returns a 4-point score and sub-scores across key dimensions:

  • Pronunciation & fluency

  • Grammar

  • Vocabulary

  • Coherence

  • Speaking rate

  • Sustained speech

• Score is typically available within seconds.

2. Writing Score (e-rater)

• Accepts a written TOEFL essay.

• Returns a 30-point scaled score with sub-scores:

  • Grammar

  • Usage

  • Mechanics

  • Style

  • Organization

3. VoX AI (Proprietary Prediction)

• For platforms that don’t want to use ETS APIs directly.

• Predicts TOEFL Speaking score using My Speaking Score’s proprietary AI.

• Returns a predicted SpeechRater score with a confidence interval.

? Features

• Real-time feedback or batch processing.

• Confidence intervals (e.g., [3.2, 3.8]) on AI-predicted scores.

• CEFR & IELTS mappings available (optional).

• Available as REST API with secure endpoints.

• JSON request/response format.

? Authentication & Access

• Requires API key (managed by My Speaking Score team).

• Tiered access based on plan (Basic, Elite, Infinite, etc.).

• Custom integrations available for partners and institutions.

? Use Cases

• EdTech platforms

• Online tutoring companies

• TOEFL prep apps

• Institutional assessment tools

• Voice-enabled language learning experiences

Please contact us for more information.