CustomGPT.ai vs IBM watsonx Assistant
CustomGPT.ai
customgpt.ai
IBM watsonx Assistant
cloud.ibm.comSide by side
| Figure | CustomGPT.ai | IBM watsonx Assistant |
|---|---|---|
| Price from | $99/mo | $140/mo |
| Free plan | — | Yes |
| Free trial | Yes | Yes |
| Open source | — | — |
| Web | Yes | Yes |
| API | Yes | Yes |
| Self-hosted | — | Yes |
| Plans published | 3 | 4 |
| Spec score · Chatbot Builders | 8.5 (#58) | 9.3 (#2) |
| AI bot generation | Yes | Yes |
| API | The Standard plan includes RAG API access, and the site links to a RAG API reference for developers. | The watsonx Assistant v2 API requires a paid Plus plan or higher. |
| Compliance | The company states that CustomGPT.ai is SOC 2 Type 2 certified and GDPR compliant. | IBM states that Watson Assistant is SOC 2 Type 2 compliant. |
| Deployment | Agents can be embedded on websites, used as live chat, or integrated into systems through the API. | The assistant can be used as a managed IBM Cloud service or installed on premises with IBM Cloud Pak for Data. |
| Deployment channels | multichannel | multichannel |
| Free plan | No | Yes |
| Human handoff | Yes | Yes |
| Integrations | Listed integrations include Google Drive, SharePoint, OneDrive, Dropbox, Confluence, Zendesk, WordPress, HubSpot, Notion, YouTube, Shopify, and Zapier. | Available integrations include web chat, phone, Facebook Messenger, Genesys Bot Connector, Microsoft Teams, Slack, SMS, WhatsApp with Twilio, and Search. |
| Knowledge-base answers | Yes | Yes |
| Security | The security page states that data is encrypted in transit with SSL and at rest with 256-bit AES encryption. | The service supports TLS 1.2 and TLS 1.3, with TLS 1.3 as the default. |
| Support | The pricing page describes Enterprise as including white-glove onboarding, continuous training, and a dedicated solutions engineering and account team. | Lite and Trial accounts receive Basic support with self-service resources but no technical product support. |
Plans
CustomGPT.ai
- Standard$99 a month
- Premium$499 a month
- EnterprisePriced on request
IBM watsonx Assistant
- LiteFree
- TrialFree
- Plus$140 a month
- Enterprise with data isolationPriced on request
In their own words
CustomGPT.ai
CustomGPT.ai has no write-up on Specifiction yet; its figures are above.
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.