When a tool's live signature differs from the stored signature and Allow signature change is Off the tool is filtered out of listFunctions results and is not delivered to the client SDK.

Checked 2026-09-05

Vendor
Cisco
Product
Webex agentic apps
Subsystem
tool-governance
Deployment
cloud
Region
not restricted
Release range
current as of 2026-09-05
Checked
2026-09-05

Sources

Cite this note

APA

WarmTransfer. (2026, September 5). Tool schema signature monitoring and drift handling: source note sigdrift-runtime-behaviour-off. WarmTransfer. https://warmtransfer.net/knowledge/claims/sigdrift-runtime-behaviour-off

BibTeX

@misc{warmtransfer-claim-sigdrift-runtime-behaviour-off,
  title  = {Tool schema signature monitoring and drift handling: source note sigdrift-runtime-behaviour-off},
  author = {{WarmTransfer}},
  year   = {2026},
  url    = {https://warmtransfer.net/knowledge/claims/sigdrift-runtime-behaviour-off},
  note   = {Source note sigdrift-runtime-behaviour-off, checked 2026-09-05}
}

Read in context