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fix(cli): delay welcome notification for MCP init handshake
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Welcome was silently dropped when sent before Claude Code's
notifications/initialized. Add 2s delay after WS connects to
ensure the MCP handshake is complete.

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>
This commit is contained in:
Alejandro Gutiérrez
2026-04-09 01:25:10 +01:00
parent 3226493e6d
commit d263fe0f26
1 changed files with 6 additions and 4 deletions
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10
apps/cli/src/mcp/server.ts
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@@ -1899,9 +1899,11 @@ Your message mode is "${messageMode}".
} }
// Welcome notification: give Claude immediate context on connect. // Welcome notification: give Claude immediate context on connect.
// No delay needed — WS is already connected at this point. // Delay slightly to ensure Claude Code has completed MCP initialization
const welcomeClient = allClients()[0]; // handshake (notifications/initialized) before we push channel messages.
if (welcomeClient && welcomeClient.status === "open") { setTimeout(async () => {
const welcomeClient = allClients()[0];
if (!welcomeClient || welcomeClient.status !== "open") return;
try { try {
const peers = await welcomeClient.listPeers(); const peers = await welcomeClient.listPeers();
const peerNames = peers const peerNames = peers
@@ -1916,7 +1918,7 @@ Your message mode is "${messageMode}".
}, },
}); });
} catch { /* best effort */ } } catch { /* best effort */ }
} }, 2_000);
} // end wirePushHandlers } // end wirePushHandlers
// Event loop keepalive: Node.js stdout to a pipe is buffered. Without // Event loop keepalive: Node.js stdout to a pipe is buffered. Without