Completion changedspecification/2026-07-28/server/utilities/completion
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11# Completion
22
3<div id="enable-section-numbers" />
4
53The Model Context Protocol (MCP) provides a standardized way for servers to offer
64autocompletion suggestions for the arguments of prompts and resource templates. When
75users are filling in argument values for a specific prompt (identified by name) or
86resource template (identified by URI), servers can provide contextual suggestions.
97
10<Note>
11 For brevity, the request examples on this page omit the `_meta` request
12 metadata (`io.modelcontextprotocol/protocolVersion`,
13 `io.modelcontextprotocol/clientInfo`, and
14 `io.modelcontextprotocol/clientCapabilities`). Every request **MUST** include
15 the required `_meta` fields; see
16 [`_meta`](/specification/2026-07-28/basic/index#meta).
17</Note>
8> [!NOTE]
9>
10> For brevity, the request examples on this page omit the `_meta` request
11> metadata (`io.modelcontextprotocol/protocolVersion`,
12> `io.modelcontextprotocol/clientInfo`, and
13> `io.modelcontextprotocol/clientCapabilities`). Every request **MUST** include
14> the required `_meta` fields; see
15> [`_meta`](/specification/2026-07-28/basic/index#meta).
1816
1917## User Interaction Model
2018
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