The default_filter applies only to Tasks that match none of the Workflow's filters, and Twilio says a Workflow should always include one.

Checked 2026-09-24

Like switch statements, you should always include a default_filter.
Vendor
Twilio
Product
TaskRouter
Subsystem
workflow
Deployment
multi-tenant
Region
not restricted
Release range
current as of 2026-09-24
Checked
2026-09-24

Sources

Cite this note

APA

WarmTransfer. (2026, September 24). Twilio Flex architecture and TaskRouter: source note twilio-flex-architecture-workflow-default-filter. WarmTransfer. https://warmtransfer.net/knowledge/claims/twilio-flex-architecture-workflow-default-filter

BibTeX

@misc{warmtransfer-claim-twilio-flex-architecture-workflow-default-filter,
  title  = {Twilio Flex architecture and TaskRouter: source note twilio-flex-architecture-workflow-default-filter},
  author = {{WarmTransfer}},
  year   = {2026},
  url    = {https://warmtransfer.net/knowledge/claims/twilio-flex-architecture-workflow-default-filter},
  note   = {Source note twilio-flex-architecture-workflow-default-filter, checked 2026-09-24}
}

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