In the Model Context Protocol the listChanged capability indicates whether the server will emit notifications when the list of available tools changes.

fact · verified 2026-09-05

listChanged indicates whether the server will emit notifications when the list of available tools changes.
Vendor
Model Context Protocol project
Product
Model Context Protocol
Subsystem
protocol
Deployment
not restricted
Region
not restricted
Release range
specification revision 2026-07-28
Status
fact
Confidence
0.90
Verified
2026-09-05

Sources

Cite this claim

APA

WarmTransfer. (2026, September 5). Tool schema signature monitoring and drift handling: claim sigdrift-spec-listchanged-meaning. WarmTransfer. https://warmtransfer.net/knowledge/claims/sigdrift-spec-listchanged-meaning

BibTeX

@misc{warmtransfer-claim-sigdrift-spec-listchanged-meaning,
  title  = {Tool schema signature monitoring and drift handling: claim sigdrift-spec-listchanged-meaning},
  author = {{WarmTransfer}},
  year   = {2026},
  url    = {https://warmtransfer.net/knowledge/claims/sigdrift-spec-listchanged-meaning},
  note   = {Claim sigdrift-spec-listchanged-meaning, verified 2026-09-05}
}

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