
Amazon Lex
8.6#5 in chatbot builders$0.50 one-timeFree planAndroidiOSWebAPI
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| Fact | Amazon Lex | Oracle Digital Assistant |
|---|---|---|
| AI bot generation | Yes | Yes |
| Deployment channels | multichannel | multichannel |
| Free plan | No | No |
| Human handoff | Yes | Yes |
| Knowledge-base answers | Yes | Yes |
| Visual flow builder | Yes | Yes |
Lex suits builders creating voice or chat assistants for self-service, information, transactions, enterprise productivity, or device control. It may also fit teams that want to connect bots with AWS services or contact-center channels.
You want what its maker publishes above — check its page for the details.