{
  "title": "MCP list-changed notifications",
  "description": "Refresh capability lists when a server announces dynamic changes. Compatibility evidence is tracked independently from other MCP capabilities.",
  "slug": "mcp-list-changed",
  "locale": "en",
  "seoTitle": "MCP list-changed notifications compatibility — Can My Agent Use",
  "socialTitle": "MCP list-changed notifications",
  "socialDescription": "Refresh capability lists when a server announces dynamic changes. Unreviewed product cells remain unknown.",
  "llmSummary": "MCP list-changed notifications is an atomic MCP capability. Support for another MCP primitive does not imply this capability.",
  "audience": "Engineers comparing chat, desktop, and CLI agent harnesses.",
  "contentKind": "feature",
  "status": "published",
  "tags": [
    "interfaces",
    "mcp"
  ],
  "updated": "2026-08-28T00:00:00.000Z",
  "published": "2026-08-28T00:00:00.000Z",
  "category": "interfaces",
  "summary": "Refresh capability lists when a server announces dynamic changes.",
  "specLabel": "MCP 2026-07-28",
  "specification": {
    "id": "mcp",
    "revision": "2026-07-28",
    "maturity": "published",
    "role": "notification",
    "authority": "MCP project / AAIF ecosystem",
    "canonicalUrl": "https://modelcontextprotocol.io/specification/2026-07-28"
  },
  "aliases": [
    "list_changed"
  ],
  "capabilityKind": "atomic",
  "parent": "mcp",
  "related": [],
  "relations": [],
  "highlight": false,
  "notes": [
    {
      "id": 1,
      "text": "Evidence checked 2026-08-28: Claude Code explicitly supports MCP `list_changed` notifications and refreshes available tools, prompts, and resources without reconnecting."
    },
    {
      "id": 2,
      "text": "Evidence checked 2026-08-28: Gemini CLI v0.57.0 registers tool, resource, and prompt list-change notification handlers and refreshes each corresponding registry."
    }
  ],
  "issues": [],
  "resources": [
    {
      "title": "Model Context Protocol specification",
      "href": "https://modelcontextprotocol.io/specification/2026-07-28",
      "kind": "spec"
    },
    {
      "id": "anthropic-claude-code-mcp",
      "title": "Anthropic — Connect Claude Code to tools via MCP",
      "href": "https://code.claude.com/docs/en/mcp",
      "kind": "docs",
      "publisher": "Anthropic",
      "evidenceType": "documented",
      "reviewedAt": "2026-08-28",
      "locator": "MCP list_changed notifications"
    },
    {
      "id": "google-gemini-cli-mcp-client-source",
      "title": "Google Gemini CLI v0.57.0 — MCP client implementation",
      "href": "https://github.com/google-gemini/gemini-cli/blob/6b0ae9a6c37aa117cc8b070d8b41c5bb4fa6d253/packages/core/src/tools/mcp-client.ts",
      "kind": "docs",
      "publisher": "Google",
      "evidenceType": "documented",
      "reviewedAt": "2026-08-28",
      "locator": "registerNotificationHandlers and refreshTools, refreshResources, refreshPrompts"
    }
  ],
  "support": [
    {
      "harness": "claude-cli",
      "versions": [
        {
          "track": "current",
          "status": "yes",
          "noteIds": [
            1
          ],
          "target": {
            "kind": "dated-documentation",
            "revision": "current Claude Code MCP documentation",
            "observedAt": "2026-08-28"
          },
          "environmentProfile": "local-default",
          "qualifiers": [],
          "evidence": [
            {
              "resourceId": "anthropic-claude-code-mcp",
              "type": "documented",
              "observedAt": "2026-08-28"
            }
          ]
        }
      ]
    },
    {
      "harness": "gemini-cli",
      "versions": [
        {
          "track": "current",
          "status": "yes",
          "noteIds": [
            2
          ],
          "target": {
            "kind": "release",
            "revision": "Gemini CLI v0.57.0",
            "observedAt": "2026-08-28"
          },
          "environmentProfile": "local-default",
          "qualifiers": [
            {
              "type": "protocol-revision",
              "value": "evidence covers the tool, resource, and prompt list_changed notification handlers in the v0.57.0 MCP client"
            }
          ],
          "evidence": [
            {
              "resourceId": "google-gemini-cli-mcp-client-source",
              "type": "documented",
              "observedAt": "2026-08-28"
            }
          ]
        }
      ]
    }
  ],
  "html": "/features/mcp-list-changed",
  "markdown": "/features/mcp-list-changed.md",
  "json": "/api/v1/features/mcp-list-changed.json",
  "body": "Refresh capability lists when a server announces dynamic changes.\n\nThis row remains unknown for a product until exact, dated evidence covers this capability rather than MCP generally."
}