Architecture changedspecification/draft/architecture/index
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160160Each capability unlocks specific protocol features on a per-request basis. For example:
161161
162* Implemented [server features](/specification/draft/server) must be advertised in the
162* Implemented [server features](/specification/draft/server.md) must be advertised in the
163163 server's capabilities
164164* Receiving resource update notifications requires opening a
165165 [`subscriptions/listen`](/specification/draft/basic/patterns/subscriptions) stream
166166 with the desired resource URIs
167* [Tool](/specification/draft/server/tools) invocation requires the server to declare tool capabilities
167* [Tool](/specification/draft/server/tools.md) invocation requires the server to declare tool capabilities
168168
169169This capability negotiation ensures clients and servers have a clear understanding of
170170supported functionality while maintaining protocol extensibility.
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