...
Watson (V1)
Dialogflow ES (V1 in v6.4 and earlier, V2 in 7.4 and later)
Microsoft LUISAzure Bot Service
Custom (via Orchestration server)
...
...
Watson (V1)
Dialogflow ES (V1 in v6.4 and earlier, V2 in 7.4 and later)
Microsoft LUISAzure Bot Service
Custom (via Orchestration server)
...