diff --git a/eduserver/inthttp/client.go b/eduserver/inthttp/client.go
index 0690ed827..51497a980 100644
--- a/eduserver/inthttp/client.go
+++ b/eduserver/inthttp/client.go
@@ -15,6 +15,7 @@ const (
 	EDUServerInputTypingEventPath       = "/eduserver/input"
 	EDUServerInputSendToDeviceEventPath = "/eduserver/sendToDevice"
 	EDUServerInputReceiptEventPath      = "/eduserver/receipt"
+	EDUServerInputPresencePath          = "/eduserver/presence"
 )
 
 // NewEDUServerClient creates a EDUServerInputAPI implemented by talking to a HTTP POST API.
@@ -68,3 +69,16 @@ func (h *httpEDUServerInputAPI) InputReceiptEvent(
 	apiURL := h.eduServerURL + EDUServerInputReceiptEventPath
 	return httputil.PostJSON(ctx, span, h.httpClient, apiURL, request, response)
 }
+
+// InputPresence implements EDUServerInputAPI
+func (h *httpEDUServerInputAPI) InputPresence(
+	ctx context.Context,
+	request *api.InputPresenceRequest,
+	response *api.InputPresenceResponse,
+) error {
+	span, ctx := opentracing.StartSpanFromContext(ctx, "InputPresencePath")
+	defer span.Finish()
+
+	apiURL := h.eduServerURL + EDUServerInputPresencePath
+	return httputil.PostJSON(ctx, span, h.httpClient, apiURL, request, response)
+}
diff --git a/eduserver/inthttp/server.go b/eduserver/inthttp/server.go
index a34943750..d9e1a3a0b 100644
--- a/eduserver/inthttp/server.go
+++ b/eduserver/inthttp/server.go
@@ -51,4 +51,17 @@ func AddRoutes(t api.EDUServerInputAPI, internalAPIMux *mux.Router) {
 			return util.JSONResponse{Code: http.StatusOK, JSON: &response}
 		}),
 	)
+	internalAPIMux.Handle(EDUServerInputPresencePath,
+		httputil.MakeInternalAPI("inputPresence", func(req *http.Request) util.JSONResponse {
+			var request api.InputPresenceRequest
+			var response api.InputPresenceResponse
+			if err := json.NewDecoder(req.Body).Decode(&request); err != nil {
+				return util.MessageResponse(http.StatusBadRequest, err.Error())
+			}
+			if err := t.InputPresence(req.Context(), &request, &response); err != nil {
+				return util.ErrorResponse(err)
+			}
+			return util.JSONResponse{Code: http.StatusOK, JSON: &response}
+		}),
+	)
 }