Duolingo vs IBM
Relationship
Duolingo English Test and IBM Watson Speech to Text do comparable work on speech to text; both also serve buyers who need to turn speech into text; larger scale (public).
Assembled from the recorded fields for this pair, not hand-checked. The comparison below is read from each company’s own profile.
3 of 4 capabilities — Shares speech to text, text generation and voice agent.
Ludbee capability tags · from the product recordsShared product type — Both ship application.
Ludbee product recordsLarger scale — IBM: $216.6B market cap, against Duolingo's $7.3B market cap.
Ludbee scale figures · valuation, market cap or revenue estimateAligned comparison
Capability overlap
Shared · 3
Not verified for IBM · 1
Recorded for Duolingo. IBM’s product records say nothing either way — a missing record is not a missing capability.
Not verified for Duolingo · 18
Recorded for IBM. Duolingo’s product records say nothing either way — a missing record is not a missing capability.
Products, side by side
Algorithmic pairing — assembled from recorded fields, not hand-checked
Duolingo
Application
An online English proficiency exam scored by machine learning and accepted by institutions worldwide, with results in two days.
The subscription tier where the AI features live: Video Call with an animated tutor, Roleplay conversations and Explain My Answer, sitting on top of everything Super already removes from the free course.
IBM
Application
Protects enterprise data across AI agents, applications and endpoints against agentic-AI, regulatory and post-quantum risks.
Full-stack application and infrastructure observability powered by agentic AI, including automatic discovery/mapping of GenAI workflows and AI-driven Smart Alerts to reduce alert fatigue.
AI-driven robotic process automation for building intelligent bots that automate business processes, with AI-embedded resilience built into the RPA runtime.
Visual data-science and machine-learning platform for building predictive models, with advanced algorithms, model deployment and open-source framework integration.
Document intelligence platform using OCR, NLP enrichments (entity/sentiment/emotion/category extraction) and LLM integration to automate information discovery from enterprise documents.
No counterpart
IBM sells these in a stack layer with no product recorded for Duolingo yet — nothing on the other side to compare them against.
API service
Deep-learning text analytics service extracting entities, sentiment, emotion, concepts, semantic roles and custom classifications from unstructured text.
A speech recognition API that converts audio into real-time or batch text for transcription, captioning and voice-analytics use cases.
A text-to-speech API that converts text into multilingual synthesized speech using neural voices.
Agent platform
A conversational AI platform for building customer-support chatbots and virtual assistants deployed across voice and digital channels.
Platform for building and running AI agents that call enterprise applications on a user's behalf.
Developer tool
An AI coding agent that automates planning, code generation, review and verification across the software development lifecycle, including IBM Z mainframe modernization workflows.
A generative AI assistant for IBM Z mainframe application discovery, code generation, refactoring and modernization.
Platform
An agentic AI IT-operations platform that unifies observability, optimization and automated remediation across applications, infrastructure and networks.
Studio for building, tuning and deploying model-based applications on IBM and third-party foundation models.
A governance platform providing real-time visibility, policy enforcement and accountability tracking for AI models and agents across the AI lifecycle.
Data service
An open hybrid data lakehouse including a built-in Milvus vector database that unifies data access and automates governance for AI and analytics workloads.