diff --git a/src/components/run-button-container.jsx b/src/components/run-button-container.jsx
index eb23b761db..f1627b4e2b 100644
--- a/src/components/run-button-container.jsx
+++ b/src/components/run-button-container.jsx
@@ -463,14 +463,12 @@ export function RunButtonContainer({ studyUuid, currentNode, currentRootNetworkU
             },
             [ComputingType.STATE_ESTIMATION]: {
                 messageId: 'StateEstimation',
-                startComputation() {
+                startComputation(debug) {
                     startComputationAsync(
                         ComputingType.STATE_ESTIMATION,
                         null,
-                        () => {
-                            return startStateEstimation(studyUuid, currentNode?.id, currentRootNetworkUuid);
-                        },
-                        () => {},
+                        () => startStateEstimation(studyUuid, currentNode?.id, currentRootNetworkUuid, debug),
+                        () => debug && subscribeDebug(ComputingType.STATE_ESTIMATION),
                         null,
                         'startStateEstimationError'
                     );
diff --git a/src/hooks/use-computation-debug.ts b/src/hooks/use-computation-debug.ts
index fb13041a68..c551cba1e7 100644
--- a/src/hooks/use-computation-debug.ts
+++ b/src/hooks/use-computation-debug.ts
@@ -26,6 +26,7 @@ import { useSelector } from 'react-redux';
 import { AppState } from '../redux/reducer';
 import { downloadDebugFileVoltageInit } from '../services/voltage-init';
 import { downloadDebugFileShortCircuitAnalysis } from '../services/short-circuit-analysis';
+import { downloadDebugFileStateEstimationServer } from '../services/state-estimation';
 
 const downloadDebugFileFetchers = {
     [ComputingType.DYNAMIC_SIMULATION]: downloadDebugFileDynamicSimulation,
@@ -33,6 +34,7 @@ const downloadDebugFileFetchers = {
     [ComputingType.VOLTAGE_INITIALIZATION]: downloadDebugFileVoltageInit,
     [ComputingType.SHORT_CIRCUIT]: downloadDebugFileShortCircuitAnalysis,
     [ComputingType.SHORT_CIRCUIT_ONE_BUS]: downloadDebugFileShortCircuitAnalysis,
+    [ComputingType.STATE_ESTIMATION]: downloadDebugFileStateEstimationServer,
 } as Record<ComputingType, ((resultUuid: UUID) => Promise<Response>) | null>;
 
 export function buildDebugIdentifier({
diff --git a/src/services/state-estimation.ts b/src/services/state-estimation.ts
new file mode 100644
index 0000000000..7f0794b0e2
--- /dev/null
+++ b/src/services/state-estimation.ts
@@ -0,0 +1,27 @@
+/**
+ * Copyright (c) 2026, RTE (http://www.rte-france.com)
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/.
+ */
+
+import type { UUID } from 'node:crypto';
+import { backendFetch } from '@gridsuite/commons-ui';
+
+const PREFIX_STATE_ESTIMATION_SERVER_QUERIES = import.meta.env.VITE_API_GATEWAY + '/state-estimation';
+
+function getStateEstimationServerUrl() {
+    return `${PREFIX_STATE_ESTIMATION_SERVER_QUERIES}/v1/`;
+}
+
+export function downloadDebugFileStateEstimationServer(resultUuid: UUID): Promise<Response> {
+    console.info(`Download state estimation debug file of '${resultUuid}' ...`);
+
+    const url = getStateEstimationServerUrl() + `results/${resultUuid}/download-debug-file`;
+
+    console.debug(url);
+    return backendFetch(url, {
+        method: 'get',
+        headers: { 'Content-Type': 'application/json' },
+    });
+}
diff --git a/src/services/study/state-estimation.ts b/src/services/study/state-estimation.ts
index bd5db82b49..8326bf2475 100644
--- a/src/services/study/state-estimation.ts
+++ b/src/services/study/state-estimation.ts
@@ -13,14 +13,17 @@ import { StateEstimationParameters } from '../../components/dialogs/parameters/s
 export function startStateEstimation(
     studyUuid: UUID,
     currentNodeUuid: UUID,
-    currentRootNetworkUuid: UUID
+    currentRootNetworkUuid: UUID,
+    debug?: boolean
 ): Promise<Response> {
     console.info(
         `Running state estimation on ${studyUuid}  on root network '${currentRootNetworkUuid}' and node ${currentNodeUuid} ...`
     );
-    const url =
-        getStudyUrlWithNodeUuidAndRootNetworkUuid(studyUuid, currentNodeUuid, currentRootNetworkUuid) +
-        '/state-estimation/run';
+    const urlSearchParams = new URLSearchParams();
+    if (debug) {
+        urlSearchParams.append('debug', `${debug}`);
+    }
+    const url = `${getStudyUrlWithNodeUuidAndRootNetworkUuid(studyUuid, currentNodeUuid, currentRootNetworkUuid)}/state-estimation/run?${urlSearchParams}`;
 
     console.debug(url);
     return backendFetch(url, { method: 'post' });