IBM watsonx Assistant vs SOVA
IBM watsonx Assistant
cloud.ibm.comSOVA
sova.aiSide by side
| Figure | IBM watsonx Assistant | SOVA |
|---|---|---|
| Price from | $140/mo | Free |
| Free plan | Yes | Yes |
| Free trial | Yes | — |
| Open source | — | Yes |
| Web | Yes | Yes |
| Windows | — | Yes |
| macOS | — | Yes |
| Linux | — | Yes |
| iOS | — | Yes |
| Android | — | Yes |
| API | Yes | Yes |
| Self-hosted | Yes | Yes |
| Plans published | 4 | 3 |
| Spec score · Chatbot Builders | 9.3 (#2) | 8.6 (#50) |
| Spec score · Conversational AI Platforms | 8.9 (#4) | 8.3 (#14) |
| Spec score · Conversational Chatbots Software | 8.9 (#4) | 8.3 (#11) |
| API | The watsonx Assistant v2 API requires a paid Plus plan or higher. | The SOVA ASR repository exposes the recognizer as a REST API and documents POST requests to the /asr endpoint. |
| Deployment | The assistant can be used as a managed IBM Cloud service or installed on premises with IBM Cloud Pak for Data. | SOVA says its products can run offline, in Azure, AWS or Mail Cloud, and locally on Linux, iOS or Windows using Docker images. |
| Deployment channels | multichannel | multichannel |
| Free plan | Yes | Yes |
| Headquarters | Armonk, New York, United States | Moscow, Russia |
| Integrations | Available integrations include web chat, phone, Facebook Messenger, Genesys Bot Connector, Microsoft Teams, Slack, SMS, WhatsApp with Twilio, and Search. | The maker says ChatKit has ready-made integrations with popular assistant-development platforms and online chats; the homepage lists SOVA DOS, Facebook Messenger, Telegram, and RASA as supported data sources. |
| Knowledge-base answers | Yes | The IDE knowledge base stores information used to prepare assistant responses during training and retraining. |
| Purpose | watsonx Assistant builds branded live chatbots that can run in devices, applications, or channels. | SOVA is an open-source ecosystem for building conversational AI, including virtual assistants, chatbots, speech tools, and neural-network software. |
| Support | Lite and Trial accounts receive Basic support with self-service resources but no technical product support. | The maker directs users to documentation and its community for expert support and lists [email protected] for support inquiries. |
Plans
IBM watsonx Assistant
- LiteFree
- TrialFree
- Plus$140 a month
- Enterprise with data isolationPriced on request
In their own words
IBM watsonx Assistant
IBM watsonx Assistant builds branded chatbots for live conversations across devices, applications, and channels. It uses natural-language understanding and machine-learning models customized from customer data to answer in real time. Actions organize customer tasks into steps within a conversation, while a Watson Discovery integration can search corporate data collections for answers. Integrations include web chat, phone, Facebook Messenger, Genesys Bot Connector, Microsoft Teams, Slack, SMS, WhatsApp with Twilio, and Search. Web chat can pass conversations to live-agent integrations including Genesys Web Messenger, NICE CXone, Salesforce, and Zendesk. The assistant is available as a managed IBM Cloud service or on premises with IBM Cloud Pak for Data. Lite is free, and the free Trial lasts 30 days. Plus costs $140 a month for the first 1,000 monthly users; additional users cost $14 per 100 active users per month, and phone voice adds $9 per 100 users per month. The v2 API requires Plus or higher. IBM is upgrading eligible instances to watsonx Orchestrate; existing resources remain operational.
SOVA
SOVA is a free, open-source ecosystem for building conversational AI, including virtual assistants, chatbots, speech tools, and neural-network software. SOVA IDE provides tools to develop, test, and release assistants, with a knowledge base, dialog processor, and team development features. Its dialog language supports rules, variables, external database queries, and modular dialogue structures. ChatKit is a React component set for chat widgets, with file sending, media, message editing, search, and channel selection. SOVA ASR converts recorded or live speech to text, while SOVA TTS generates audio from text. The maker says these speech tools run locally and are licensed under Apache 2.0 for academic and commercial development. SOVA lists 28,853 hours of labeled Russian and English audio under CC-BY 4.0. Products can run offline, in Azure or AWS, or locally using Docker. SOVA Mobile for iOS and Android supports text and voice messaging, multiple assistants, and conversation history. The maker also directs enterprise inquiries to Sales.