Source note · Tool schema signature monitoring and drift handling
The message flow diagram in the 2026-07-28 Tools page wraps the subscription handshake the list changed notification and the client's re-issued tools list request in a single optional fragment labelled listChanged.
Checked 2026-09-05
- Vendor
- Model Context Protocol project
- Product
- Model Context Protocol
- Subsystem
- protocol
- Deployment
- not restricted
- Region
- not restricted
- Release range
- specification revision 2026-07-28
- Checked
- 2026-09-05
Sources
- Model Context Protocol specification 2026-07-28, Server Features: Tools — Model Context Protocol project · tier 1 standards and regulators · Tools > Message Flow diagram
Cite this note
APA
WarmTransfer. (2026, September 5). Tool schema signature monitoring and drift handling: source note ccdiag-2607-refetch-in-opt. WarmTransfer. https://warmtransfer.net/knowledge/claims/ccdiag-2607-refetch-in-opt
BibTeX
@misc{warmtransfer-claim-ccdiag-2607-refetch-in-opt,
title = {Tool schema signature monitoring and drift handling: source note ccdiag-2607-refetch-in-opt},
author = {{WarmTransfer}},
year = {2026},
url = {https://warmtransfer.net/knowledge/claims/ccdiag-2607-refetch-in-opt},
note = {Source note ccdiag-2607-refetch-in-opt, checked 2026-09-05}
}