diff --git a/src/ORM/share-accounting/share-accounting.service.spec.ts b/src/ORM/share-accounting/share-accounting.service.spec.ts
index f5d65cd..f0c6d6a 100644
--- a/src/ORM/share-accounting/share-accounting.service.spec.ts
+++ b/src/ORM/share-accounting/share-accounting.service.spec.ts
@@ -165,8 +165,89 @@ describe('ShareAccountingService', () => {
         expect(repository.query).toHaveBeenCalledTimes(1);
     });
 
+    it('should serve API-only address accounting from the share rollup instead of empty summaries', async () => {
+        process.env.API_ONLY = 'true';
+        const repository = {
+            query: jest.fn()
+                .mockResolvedValueOnce([{
+                    totalAcceptedShares: '12',
+                    totalCreditedDifficulty: '384',
+                    acceptedSharesLast10Minutes: '4',
+                    creditedDifficultyLast10Minutes: '128',
+                    acceptedSharesLastHour: '10',
+                    creditedDifficultyLastHour: '320',
+                    acceptedSharesLastDay: '12',
+                    creditedDifficultyLastDay: '384',
+                    hashRateLast10Minutes: '916259689.8',
+                    hashRateLastHour: '381774870.2',
+                    latestShareAt: new Date('2026-06-07T12:30:00Z'),
+                }]),
+        };
+        const service = new ShareAccountingService(repository as any);
+
+        await expect(service.getAddressSummary('bc1qapi')).resolves.toEqual(expect.objectContaining({
+            totalAcceptedShares: 12,
+            totalCreditedDifficulty: 384,
+            acceptedSharesLast10Minutes: 4,
+            creditedDifficultyLast10Minutes: 128,
+            hashRateLast10Minutes: 916259689.8,
+            latestShareAt: '2026-06-07T12:30:00.000Z',
+        }));
+        expect(repository.query).toHaveBeenCalledWith(
+            expect.stringContaining('FROM "accepted_share_10m"'),
+            ['bc1qapi'],
+        );
+        expect(repository.query).not.toHaveBeenCalledWith(
+            expect.stringContaining('FROM "accepted_share_entity"'),
+            expect.anything(),
+        );
+    });
+
+    it('should use Redis cache for share accounting summaries across API workers', async () => {
+        process.env.SHARE_ACCOUNTING_SUMMARY_CACHE_MS = '0';
+        const repository = {
+            query: jest.fn()
+                .mockResolvedValueOnce([{
+                    totalAcceptedShares: '1',
+                    totalCreditedDifficulty: '32',
+                    acceptedSharesLast10Minutes: '1',
+                    creditedDifficultyLast10Minutes: '32',
+                    acceptedSharesLastHour: '1',
+                    creditedDifficultyLastHour: '32',
+                    acceptedSharesLastDay: '1',
+                    creditedDifficultyLastDay: '32',
+                    hashRateLast10Minutes: '1',
+                    hashRateLastHour: '1',
+                    latestShareAt: null,
+                }]),
+        };
+        const redis = {
+            getJsonCache: jest.fn()
+                .mockResolvedValueOnce(null)
+                .mockResolvedValueOnce({
+                    ...new ShareAccountingService(repository as any).emptySummary(),
+                    totalAcceptedShares: 1,
+                }),
+            setJsonCache: jest.fn().mockResolvedValue(undefined),
+        };
+        const service = new ShareAccountingService(repository as any, redis as any);
+
+        await service.getAddressSummary('bc1qcached');
+        await expect(service.getAddressSummary('bc1qcached')).resolves.toEqual(expect.objectContaining({
+            totalAcceptedShares: 1,
+        }));
+
+        expect(repository.query).toHaveBeenCalledTimes(1);
+        expect(redis.setJsonCache).toHaveBeenCalledWith(
+            expect.stringContaining('accounting:summary:'),
+            expect.objectContaining({ totalAcceptedShares: 1 }),
+            30000,
+        );
+    });
+
     it('should overlay live pool data and best share from the current round', async () => {
         const redis = {
+            getJsonCache: jest.fn().mockResolvedValue(null),
             setJsonCache: jest.fn().mockResolvedValue(undefined),
         };
         const repository = {
diff --git a/src/ORM/share-accounting/share-accounting.service.ts b/src/ORM/share-accounting/share-accounting.service.ts
index 07a0a9b..fc964f1 100644
--- a/src/ORM/share-accounting/share-accounting.service.ts
+++ b/src/ORM/share-accounting/share-accounting.service.ts
@@ -69,6 +69,7 @@ const DEFAULT_FLUSH_INTERVAL_MS = 25;
 const DEFAULT_MAX_QUEUE_SIZE = 50000;
 const DEFAULT_SUMMARY_CACHE_MS = 2500;
 const DEFAULT_SUMMARY_CACHE_MAX = 10000;
+const DEFAULT_REDIS_SUMMARY_CACHE_MS = 30000;
 
 @Injectable()
 export class ShareAccountingService implements OnModuleDestroy {
@@ -82,6 +83,7 @@ export class ShareAccountingService implements OnModuleDestroy {
     private readonly maxQueueSize = this.readPositiveInt('SHARE_ACCOUNTING_MAX_QUEUE_SIZE', DEFAULT_MAX_QUEUE_SIZE);
     private readonly summaryCacheMs = this.readNonNegativeInt('SHARE_ACCOUNTING_SUMMARY_CACHE_MS', DEFAULT_SUMMARY_CACHE_MS);
     private readonly summaryCacheMax = this.readPositiveInt('SHARE_ACCOUNTING_SUMMARY_CACHE_MAX', DEFAULT_SUMMARY_CACHE_MAX);
+    private readonly redisSummaryCacheMs = this.readNonNegativeInt('SHARE_ACCOUNTING_REDIS_SUMMARY_CACHE_MS', DEFAULT_REDIS_SUMMARY_CACHE_MS);
 
     constructor(
         @InjectRepository(AcceptedShareEntity)
@@ -269,10 +271,6 @@ export class ShareAccountingService implements OnModuleDestroy {
     }
 
     private async getSummary(filter: AccountingFilter): Promise<ShareAccountingSummary> {
-        if (process.env.API_ONLY === 'true') {
-            return this.emptySummary();
-        }
-
         const cacheKey = this.getSummaryCacheKey(filter);
         const cached = this.summaryCache.get(cacheKey);
         const now = Date.now();
@@ -281,7 +279,7 @@ export class ShareAccountingService implements OnModuleDestroy {
             return cached.value;
         }
 
-        const value = this.loadSummary(filter).catch(error => {
+        const value = this.loadCachedSummary(filter, cacheKey).catch(error => {
             this.summaryCache.delete(cacheKey);
             throw error;
         });
@@ -297,6 +295,29 @@ export class ShareAccountingService implements OnModuleDestroy {
         return value;
     }
 
+    private async loadCachedSummary(filter: AccountingFilter, cacheKey: string): Promise<ShareAccountingSummary> {
+        const redisCacheKey = `accounting:summary:${cacheKey}`;
+        const cached = await this.redisMessagingService
+            ?.getJsonCache<ShareAccountingSummary>(redisCacheKey)
+            .catch(error => {
+                console.error(`Share accounting summary cache read failed: ${error.message}`);
+                return null;
+            });
+        if (cached != null) {
+            return cached;
+        }
+
+        const summary = await this.loadSummary(filter);
+
+        await this.redisMessagingService
+            ?.setJsonCache(redisCacheKey, summary, this.redisSummaryCacheMs)
+            .catch(error => {
+                console.error(`Share accounting summary cache write failed: ${error.message}`);
+            });
+
+        return summary;
+    }
+
     private async loadSummary(filter: AccountingFilter): Promise<ShareAccountingSummary> {
         const { whereSql, params } = this.buildWhereClause(filter);
         const [summary] = await timeAsync('share accounting summary query', () => this.acceptedShareRepository.query(`