For the Webex AI Pro-US 1.0 engine, the default English voice is en-US-Jess.

Checked 2026-09-24

Vendor
Cisco
Product
Webex AI Agent
Subsystem
text-to-speech voices
Deployment
multi-tenant
Region
us
Release range
current as of 2026-09-24
Checked
2026-09-24

Sources

Cite this note

APA

WarmTransfer. (2026, September 24). Supported languages and voices for Webex AI agents: source note webex-ai-agent-languages-voices-default-voice-us. WarmTransfer. https://warmtransfer.net/knowledge/claims/webex-ai-agent-languages-voices-default-voice-us

BibTeX

@misc{warmtransfer-claim-webex-ai-agent-languages-voices-default-voice-us,
  title  = {Supported languages and voices for Webex AI agents: source note webex-ai-agent-languages-voices-default-voice-us},
  author = {{WarmTransfer}},
  year   = {2026},
  url    = {https://warmtransfer.net/knowledge/claims/webex-ai-agent-languages-voices-default-voice-us},
  note   = {Source note webex-ai-agent-languages-voices-default-voice-us, checked 2026-09-24}
}

Read in context