# SpeechSuper — AI Compare Ninja

> Assess pronunciation and spontaneous speech through an AI API or offline SDK.

## Overview
- **Category:** Audio & Voice (Voice & speech)
- **Status:** Active · checked - Current product offering documented by the vendor.
- **Paid from:** 0.004 USD / request (Word)
- **Free access:** Free trial (Trial key on request for business customers; scope and duration depend on the trial offer.)
- **Website:** https://www.speechsuper.com/
- **Canonical URL:** https://www.aicompare.ninja/en/tool/speechsuper

## What it does
- Feedback on phonemes, words and pronunciation
- Compare a recording with an expected reference text
- Assess spontaneous speech for fluency and other language features

## In brief
SpeechSuper provides pronunciation assessment technology for language-learning apps and education providers. In scripted exercises, the API compares a recording with the expected text. Other modes assess spontaneous English speech and features such as fluency, grammar or vocabulary. Its website provides API documentation, a business trial request and offline SDK options.


## Limits
Request a trial key using your business email first; the form explicitly targets business customers. For integration, send audio, the language and any reference text to the appropriate API. Supported languages and assessment features vary by mode.

## Pricing tiers
| Tier | Price | Period | What you get |
| --- | --- | --- | --- |
| Word | 0.004 USD | request | 1 word or character per request.; The API is billed per request, not per audio minute. Pay-as-you-go lists a monthly minimum spend of 20 USD; this is not an unlimited subscription. Offline SDKs are priced separately per device per year. Scores provide automated feedback rather than replacing expert assessment. |
| Sentence | 0.006 USD | request | 2-200 words or characters per request.; The API is billed per request, not per audio minute. Pay-as-you-go lists a monthly minimum spend of 20 USD; this is not an unlimited subscription. Offline SDKs are priced separately per device per year. Scores provide automated feedback rather than replacing expert assessment. |
| Paragraph | 0.008 USD | request | More than 200 words or characters per request.; The API is billed per request, not per audio minute. Pay-as-you-go lists a monthly minimum spend of 20 USD; this is not an unlimited subscription. Offline SDKs are priced separately per device per year. Scores provide automated feedback rather than replacing expert assessment. |

## Sources
All details regarding plans, limits, and features are based on official vendor documentation and the primary sources verified below.

- https://www.speechsuper.com/
- https://www.speechsuper.com/pricing.html
- https://www.speechsuper.com/terms.html
- https://www.speechsuper.com/free-trial.html

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*Source: AI Compare Ninja (2026) - https://www.aicompare.ninja/en/tool/speechsuper*