diff --git a/Makefile b/Makefile
index 9e6607a..d010cbd 100644
--- a/Makefile
+++ b/Makefile
@@ -28,6 +28,13 @@ seed:
 api:
 	uv run uvicorn api.main:app --reload --host 127.0.0.1 --port 8000
 
+## MCP server in SSE/HTTP mode for remote Claude Code sessions (e.g. COULOMBCORE).
+## Exposes the same tools as the stdio server over HTTP at http://127.0.0.1:8001/sse
+## Remote clients connect via the ops-bridge tunnel (port 18001 on the remote host).
+## Registration on the remote: claude mcp add-json -s user state-hub '{"type":"sse","url":"http://127.0.0.1:18001/sse"}'
+mcp-http:
+	MCP_TRANSPORT=sse MCP_PORT=8001 uv run python mcp_server/server.py
+
 dashboard:
 	cd dashboard && npm run dev
 
diff --git a/mcp_server/server.py b/mcp_server/server.py
index cf32ac4..fb17b37 100644
--- a/mcp_server/server.py
+++ b/mcp_server/server.py
@@ -1421,4 +1421,9 @@ def update_repo_goal(
 # ---------------------------------------------------------------------------
 
 if __name__ == "__main__":
-    mcp.run(transport="stdio")
+    transport = os.environ.get("MCP_TRANSPORT", "stdio")
+    if transport == "stdio":
+        mcp.run(transport="stdio")
+    else:
+        port = int(os.environ.get("MCP_PORT", "8001"))
+        mcp.run(transport=transport, host="127.0.0.1", port=port)