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ELSA API

API service

by ELSA

Speech assessment API that scores a learner's recorded English, scripted or unscripted, for pronunciation, intonation, fluency, and for unscripted speech grammar and vocabulary, returning feedback for language-learning products.

Find alternatives to ELSA API

What it does

• Education and tutoring

Sources

Pricing

Pricing page · 18 Oct 2026

Standard scripted $0.008 and unscripted $0.02, Premium $0.01 and $0.025, each per 15 seconds of audio.; "Per every 15s of audio"; "No overcharges or hidden fees."

Description

Official documentation · 18 Oct 2026

"For unscripted recordings, the API additionally evaluates:"

What it does

Official documentation · 18 Oct 2026

"The ELSA API empowers developers to build AI-driven applications that assess the accuracy and effectiveness of spoken English communication."

Sold within

Pricing page · 18 Oct 2026

Published per-audio-second rate with a Get Started button; nothing stands above it.; "Per every 15s of audio"

Name

Official documentation · 18 Oct 2026

"The ELSA API empowers developers to build AI-driven applications that assess the accuracy and effectiveness of spoken English communication."

URL

Official documentation · 18 Oct 2026

The product's own page, listed third among the B2B Products.; "Leverage ELSA's world-leading Speech Recognition API for your business' unique needs."

Deployment

Official documentation · 18 Oct 2026

Hosted API called from the customer's application.; "The ELSA API empowers developers to build AI-driven applications that assess the accuracy and effectiveness of spoken English communication."

Interfaces

Official documentation · 18 Oct 2026

"The API supports two types of speech analysis:"

Intended for

Official documentation · 18 Oct 2026

"A game-changing solution for your education platform"

Also from ELSA

• ELSA AI Application

  ELSA AI provides English conversation roleplays with an AI tutor and feedback on the learner’s performance.

• ELSA Speech Analyzer Application

  ELSA Speech Analyzer analyzes spoken English and provides AI feedback on pronunciation, fluency, intonation and vocabulary.

• ELSA Professional Application

  ELSA Professional provides AI coaches for practicing workplace questions and scenarios.

• ELSA Speak Application

  English speaking app that gives instant AI feedback on pronunciation, fluency, grammar and vocabulary, builds a personalised learning path, and offers a bilingual AI tutor and AI role-play conversations, on a free plan and paid Pro, Premium and Professional plans.

• ELSA Business Application

  Corporate English training for employees with AI speaking practice for work situations, a diagnostic and CEFR-aligned benchmarking, and an admin dashboard with progress reports for HR and L&D teams.

• ELSA Schools Application

  AI speaking practice for K-12 classrooms: teachers create or AI-generate lessons and assign speaking activities, students practise independently with instant AI feedback, and class-wide analytics track progress.

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