diff --git a/src/app.ts b/src/app.ts
index 1cb3746b..690862eb 100644
--- a/src/app.ts
+++ b/src/app.ts
@@ -5,9 +5,6 @@ import { logger } from '@hono/hono/logger';
 import { NostrEvent, NostrSigner, NStore, NUploader } from '@nostrify/nostrify';
 import Debug from '@soapbox/stickynotes/debug';
 
-import { Conf } from '@/config.ts';
-import { cron } from '@/cron.ts';
-import { startFirehose } from '@/firehose.ts';
 import { Time } from '@/utils/time.ts';
 
 import {
@@ -42,8 +39,10 @@ import { bookmarksController } from '@/controllers/api/bookmarks.ts';
 import {
   adminRelaysController,
   adminSetRelaysController,
+  deleteZapSplitsController,
   nameRequestController,
   nameRequestsController,
+  updateZapSplitsController,
 } from '@/controllers/api/ditto.ts';
 import { emptyArrayController, emptyObjectController, notImplementedController } from '@/controllers/api/fallback.ts';
 import {
@@ -143,13 +142,6 @@ const app = new Hono<AppEnv>({ strict: false });
 
 const debug = Debug('ditto:http');
 
-if (Conf.firehoseEnabled) {
-  startFirehose();
-}
-if (Conf.cronEnabled) {
-  cron();
-}
-
 app.use('*', rateLimitMiddleware(300, Time.minutes(5)));
 
 app.use('/api/*', metricsMiddleware, logger(debug));
@@ -270,6 +262,9 @@ app.put('/api/v1/admin/ditto/relays', requireRole('admin'), adminSetRelaysContro
 app.post('/api/v1/ditto/names', requireSigner, nameRequestController);
 app.get('/api/v1/ditto/names', requireSigner, nameRequestsController);
 
+app.put('/api/v1/admin/ditto/zap_splits', requireRole('admin'), updateZapSplitsController);
+app.delete('/api/v1/admin/ditto/zap_splits', requireRole('admin'), deleteZapSplitsController);
+
 app.post('/api/v1/ditto/zap', requireSigner, zapController);
 app.get('/api/v1/ditto/statuses/:id{[0-9a-f]{64}}/zapped_by', zappedByController);
 
diff --git a/src/controllers/api/ditto.ts b/src/controllers/api/ditto.ts
index 841eb861..d1ba002b 100644
--- a/src/controllers/api/ditto.ts
+++ b/src/controllers/api/ditto.ts
@@ -1,14 +1,18 @@
-import { NostrEvent, NostrFilter } from '@nostrify/nostrify';
+import { NostrEvent, NostrFilter, NSchema as n } from '@nostrify/nostrify';
 import { z } from 'zod';
 
 import { AppController } from '@/app.ts';
-import { Conf } from '@/config.ts';
-import { booleanParamSchema } from '@/schema.ts';
 import { AdminSigner } from '@/signers/AdminSigner.ts';
+import { booleanParamSchema } from '@/schema.ts';
+import { Conf } from '@/config.ts';
 import { Storages } from '@/storages.ts';
 import { hydrateEvents } from '@/storages/hydrate.ts';
-import { createEvent, paginated, paginationSchema } from '@/utils/api.ts';
+import { createEvent, paginated, paginationSchema, parseBody } from '@/utils/api.ts';
 import { renderNameRequest } from '@/views/ditto.ts';
+import { getZapSplits } from '@/utils/zap-split.ts';
+import { updateListAdminEvent } from '@/utils/api.ts';
+import { addTag } from '@/utils/tags.ts';
+import { deleteTag } from '@/utils/tags.ts';
 
 const markerSchema = z.enum(['read', 'write']);
 
@@ -148,3 +152,74 @@ export const nameRequestsController: AppController = async (c) => {
 
   return paginated(c, orig, nameRequests);
 };
+
+const zapSplitSchema = z.record(
+  n.id(),
+  z.object({
+    amount: z.number().int().min(1).max(100),
+    message: z.string().max(500),
+  }),
+);
+
+export const updateZapSplitsController: AppController = async (c) => {
+  const body = await parseBody(c.req.raw);
+  const result = zapSplitSchema.safeParse(body);
+  const store = c.get('store');
+
+  if (!result.success) {
+    return c.json({ error: result.error }, 400);
+  }
+
+  const zap_split = await getZapSplits(store, Conf.pubkey);
+  if (!zap_split) {
+    return c.json({ error: 'Zap split not activated, restart the server.' }, 404);
+  }
+
+  const { data } = result;
+  const pubkeys = Object.keys(data);
+
+  if (pubkeys.length < 1) {
+    return c.json(200);
+  }
+
+  await updateListAdminEvent(
+    { kinds: [30078], authors: [Conf.pubkey], '#d': ['pub.ditto.zapSplits'], limit: 1 },
+    (tags) =>
+      pubkeys.reduce((accumulator, pubkey) => {
+        return addTag(accumulator, ['p', pubkey, data[pubkey].amount.toString(), data[pubkey].message]);
+      }, tags),
+    c,
+  );
+
+  return c.json(200);
+};
+
+const deleteZapSplitSchema = z.array(n.id()).min(1);
+
+export const deleteZapSplitsController: AppController = async (c) => {
+  const body = await parseBody(c.req.raw);
+  const result = deleteZapSplitSchema.safeParse(body);
+  const store = c.get('store');
+
+  if (!result.success) {
+    return c.json({ error: result.error }, 400);
+  }
+
+  const zap_split = await getZapSplits(store, Conf.pubkey);
+  if (!zap_split) {
+    return c.json({ error: 'Zap split not activated, restart the server.' }, 404);
+  }
+
+  const { data } = result;
+
+  await updateListAdminEvent(
+    { kinds: [30078], authors: [Conf.pubkey], '#d': ['pub.ditto.zapSplits'], limit: 1 },
+    (tags) =>
+      data.reduce((accumulator, currentValue) => {
+        return deleteTag(accumulator, ['p', currentValue]);
+      }, tags),
+    c,
+  );
+
+  return c.json(200);
+};
diff --git a/src/controllers/api/instance.ts b/src/controllers/api/instance.ts
index faca9c9f..5f7054ee 100644
--- a/src/controllers/api/instance.ts
+++ b/src/controllers/api/instance.ts
@@ -4,12 +4,16 @@ import { AppController } from '@/app.ts';
 import { Conf } from '@/config.ts';
 import { Storages } from '@/storages.ts';
 import { getInstanceMetadata } from '@/utils/instance.ts';
+import { DittoZapSplits, getZapSplits } from '@/utils/zap-split.ts';
 
 const version = `3.0.0 (compatible; Ditto ${denoJson.version})`;
 
 const instanceV1Controller: AppController = async (c) => {
   const { host, protocol } = Conf.url;
   const meta = await getInstanceMetadata(await Storages.db(), c.req.raw.signal);
+  const store = c.get('store');
+
+  const zap_split: DittoZapSplits | undefined = await getZapSplits(store, Conf.pubkey) ?? {};
 
   /** Protocol to use for WebSocket URLs, depending on the protocol of the `LOCAL_DOMAIN`. */
   const wsProtocol = protocol === 'http:' ? 'ws:' : 'wss:';
@@ -68,6 +72,9 @@ const instanceV1Controller: AppController = async (c) => {
       },
     },
     rules: [],
+    ditto: {
+      zap_split,
+    },
   });
 };
 
diff --git a/src/controllers/api/statuses.ts b/src/controllers/api/statuses.ts
index 4604981f..6a9ed1f5 100644
--- a/src/controllers/api/statuses.ts
+++ b/src/controllers/api/statuses.ts
@@ -6,10 +6,15 @@ import { nip19 } from 'nostr-tools';
 import { z } from 'zod';
 
 import { type AppController } from '@/app.ts';
+import { accountFromPubkey, renderAccount } from '@/views/mastodon/accounts.ts';
+import { addTag, deleteTag } from '@/utils/tags.ts';
+import { asyncReplaceAll } from '@/utils/text.ts';
 import { Conf } from '@/config.ts';
 import { DittoDB } from '@/db/DittoDB.ts';
+import { DittoEvent } from '@/interfaces/DittoEvent.ts';
 import { getAncestors, getAuthor, getDescendants, getEvent } from '@/queries.ts';
 import { getUnattachedMediaByIds } from '@/db/unattached-media.ts';
+import { lookupPubkey } from '@/utils/lookup.ts';
 import { renderEventAccounts } from '@/views.ts';
 import { renderReblog, renderStatus } from '@/views/mastodon/statuses.ts';
 import { Storages } from '@/storages.ts';
@@ -24,11 +29,7 @@ import {
   updateListEvent,
 } from '@/utils/api.ts';
 import { getInvoice, getLnurl } from '@/utils/lnurl.ts';
-import { lookupPubkey } from '@/utils/lookup.ts';
-import { addTag, deleteTag } from '@/utils/tags.ts';
-import { asyncReplaceAll } from '@/utils/text.ts';
-import { DittoEvent } from '@/interfaces/DittoEvent.ts';
-import { accountFromPubkey, renderAccount } from '@/views/mastodon/accounts.ts';
+import { getZapSplits } from '@/utils/zap-split.ts';
 
 const createStatusSchema = z.object({
   in_reply_to_id: n.id().nullish(),
@@ -71,6 +72,7 @@ const createStatusController: AppController = async (c) => {
   const body = await parseBody(c.req.raw);
   const result = createStatusSchema.safeParse(body);
   const kysely = await DittoDB.getInstance();
+  const store = c.get('store');
 
   if (!result.success) {
     return c.json({ error: 'Bad request', schema: result.error }, 400);
@@ -173,14 +175,28 @@ const createStatusController: AppController = async (c) => {
   const quoteCompat = data.quote_id ? `\n\nnostr:${nip19.noteEncode(data.quote_id)}` : '';
   const mediaCompat = mediaUrls.length ? `\n\n${mediaUrls.join('\n')}` : '';
 
+  const author = await getAuthor(await c.get('signer')?.getPublicKey()!);
+
+  const meta = n.json().pipe(n.metadata()).catch({}).parse(author?.content);
+  const lnurl = getLnurl(meta);
+  const zap_split = await getZapSplits(store, Conf.pubkey);
+  if (lnurl && zap_split) {
+    let totalSplit = 0;
+    for (const pubkey in zap_split) {
+      totalSplit += zap_split[pubkey].amount;
+      tags.push(['zap', pubkey, Conf.relay, zap_split[pubkey].amount.toString()]);
+    }
+    if (totalSplit) {
+      tags.push(['zap', author?.pubkey as string, Conf.relay, Math.max(0, 100 - totalSplit).toString()]);
+    }
+  }
+
   const event = await createEvent({
     kind: 1,
     content: content + quoteCompat + mediaCompat,
     tags,
   }, c);
 
-  const author = await getAuthor(event.pubkey);
-
   if (data.quote_id) {
     await hydrateEvents({
       events: [event],
@@ -189,7 +205,7 @@ const createStatusController: AppController = async (c) => {
     });
   }
 
-  return c.json(await renderStatus({ ...event, author }, { viewerPubkey: await c.get('signer')?.getPublicKey() }));
+  return c.json(await renderStatus({ ...event, author }, { viewerPubkey: author?.pubkey }));
 };
 
 const deleteStatusController: AppController = async (c) => {
diff --git a/src/schema.test.ts b/src/schema.test.ts
new file mode 100644
index 00000000..c6b577de
--- /dev/null
+++ b/src/schema.test.ts
@@ -0,0 +1,22 @@
+import { assertEquals } from '@std/assert';
+
+import { percentageSchema } from '@/schema.ts';
+
+Deno.test('Value is any percentage from 1 to 100', () => {
+  assertEquals(percentageSchema.safeParse('latvia' as unknown).success, false);
+  assertEquals(percentageSchema.safeParse(1.5).success, false);
+  assertEquals(percentageSchema.safeParse(Infinity).success, false);
+  assertEquals(percentageSchema.safeParse('Infinity').success, false);
+  assertEquals(percentageSchema.safeParse('0').success, false);
+  assertEquals(percentageSchema.safeParse(0).success, false);
+  assertEquals(percentageSchema.safeParse(-1).success, false);
+  assertEquals(percentageSchema.safeParse('-10').success, false);
+  assertEquals(percentageSchema.safeParse([]).success, false);
+  assertEquals(percentageSchema.safeParse(undefined).success, false);
+
+  for (let i = 1; i < 100; i++) {
+    assertEquals(percentageSchema.safeParse(String(i)).success, true);
+  }
+
+  assertEquals(percentageSchema.safeParse('1e1').success, true);
+});
diff --git a/src/schema.ts b/src/schema.ts
index d152a0d4..fc7efd01 100644
--- a/src/schema.ts
+++ b/src/schema.ts
@@ -38,4 +38,14 @@ const booleanParamSchema = z.enum(['true', 'false']).transform((value) => value
 /** Schema for `File` objects. */
 const fileSchema = z.custom<File>((value) => value instanceof File);
 
-export { booleanParamSchema, decode64Schema, fileSchema, filteredArray, hashtagSchema, safeUrlSchema };
+const percentageSchema = z.coerce.number().int().gte(1).lte(100);
+
+export {
+  booleanParamSchema,
+  decode64Schema,
+  fileSchema,
+  filteredArray,
+  hashtagSchema,
+  percentageSchema,
+  safeUrlSchema,
+};
diff --git a/src/startup.ts b/src/startup.ts
new file mode 100644
index 00000000..21df4d50
--- /dev/null
+++ b/src/startup.ts
@@ -0,0 +1,16 @@
+// Starts up applications required to run before the HTTP server is on.
+
+import { Conf } from '@/config.ts';
+import { seedZapSplits } from '@/utils/zap-split.ts';
+import { cron } from '@/cron.ts';
+import { startFirehose } from '@/firehose.ts';
+
+if (Conf.firehoseEnabled) {
+  startFirehose();
+}
+
+if (Conf.cronEnabled) {
+  cron();
+}
+
+await seedZapSplits();
diff --git a/src/utils/zap-split.test.ts b/src/utils/zap-split.test.ts
new file mode 100644
index 00000000..08454160
--- /dev/null
+++ b/src/utils/zap-split.test.ts
@@ -0,0 +1,60 @@
+import { assertEquals } from '@std/assert';
+import { generateSecretKey, getPublicKey } from 'nostr-tools';
+
+import { genEvent } from '@/test.ts';
+import { getZapSplits } from '@/utils/zap-split.ts';
+import { getTestDB } from '@/test.ts';
+
+Deno.test('Get zap splits in DittoZapSplits format', async () => {
+  const { store } = await getTestDB();
+
+  const sk = generateSecretKey();
+  const pubkey = getPublicKey(sk);
+
+  const event = genEvent({
+    kind: 30078,
+    tags: [
+      ['d', 'pub.ditto.zapSplits'],
+      ['p', '47259076c85f9240e852420d7213c95e95102f1de929fb60f33a2c32570c98c4', '2', 'Patrick developer'],
+      ['p', '0461fcbecc4c3374439932d6b8f11269ccdb7cc973ad7a50ae362db135a474dd', '3', 'Alex creator of Ditto'],
+    ],
+  }, sk);
+  await store.event(event);
+
+  const eventFromDb = await store.query([{ kinds: [30078], authors: [pubkey] }]);
+
+  assertEquals(eventFromDb.length, 1);
+
+  const zapSplits = await getZapSplits(store, pubkey);
+
+  assertEquals(zapSplits, {
+    '0461fcbecc4c3374439932d6b8f11269ccdb7cc973ad7a50ae362db135a474dd': { amount: 3, message: 'Alex creator of Ditto' },
+    '47259076c85f9240e852420d7213c95e95102f1de929fb60f33a2c32570c98c4': { amount: 2, message: 'Patrick developer' },
+  });
+
+  assertEquals(await getZapSplits(store, 'garbage'), undefined);
+});
+
+Deno.test('Zap split is empty', async () => {
+  const { store } = await getTestDB();
+
+  const sk = generateSecretKey();
+  const pubkey = getPublicKey(sk);
+
+  const event = genEvent({
+    kind: 30078,
+    tags: [
+      ['d', 'pub.ditto.zapSplits'],
+      ['p', 'baka'],
+    ],
+  }, sk);
+  await store.event(event);
+
+  const eventFromDb = await store.query([{ kinds: [30078], authors: [pubkey] }]);
+
+  assertEquals(eventFromDb.length, 1);
+
+  const zapSplits = await getZapSplits(store, pubkey);
+
+  assertEquals(zapSplits, {});
+});
diff --git a/src/utils/zap-split.ts b/src/utils/zap-split.ts
new file mode 100644
index 00000000..553d9c8c
--- /dev/null
+++ b/src/utils/zap-split.ts
@@ -0,0 +1,62 @@
+import { AdminSigner } from '@/signers/AdminSigner.ts';
+import { Conf } from '@/config.ts';
+import { handleEvent } from '@/pipeline.ts';
+import { NSchema as n, NStore } from '@nostrify/nostrify';
+import { nostrNow } from '@/utils.ts';
+import { percentageSchema } from '@/schema.ts';
+import { Storages } from '@/storages.ts';
+
+type Pubkey = string;
+type ExtraMessage = string;
+/** Number from 1 to 100, stringified. */
+type splitPercentages = number;
+
+export type DittoZapSplits = {
+  [key: Pubkey]: { amount: splitPercentages; message: ExtraMessage };
+};
+
+/** Gets zap splits from NIP-78 in DittoZapSplits format. */
+export async function getZapSplits(store: NStore, pubkey: string): Promise<DittoZapSplits | undefined> {
+  const zapSplits: DittoZapSplits = {};
+
+  const [event] = await store.query([{
+    authors: [pubkey],
+    kinds: [30078],
+    '#d': ['pub.ditto.zapSplits'],
+    limit: 1,
+  }]);
+  if (!event) return;
+
+  for (const tag of event.tags) {
+    if (
+      tag[0] === 'p' && n.id().safeParse(tag[1]).success &&
+      percentageSchema.safeParse(tag[2]).success
+    ) {
+      zapSplits[tag[1]] = { amount: Number(tag[2]), message: tag[3] };
+    }
+  }
+
+  return zapSplits;
+}
+
+export async function seedZapSplits() {
+  const store = await Storages.admin();
+
+  const zap_split: DittoZapSplits | undefined = await getZapSplits(store, Conf.pubkey);
+  if (!zap_split) {
+    const dittoPubkey = '781a1527055f74c1f70230f10384609b34548f8ab6a0a6caa74025827f9fdae5';
+    const dittoMsg = 'Official Ditto Account';
+
+    const signer = new AdminSigner();
+    const event = await signer.signEvent({
+      content: '',
+      created_at: nostrNow(),
+      kind: 30078,
+      tags: [
+        ['d', 'pub.ditto.zapSplits'],
+        ['p', dittoPubkey, '5', dittoMsg],
+      ],
+    });
+    await handleEvent(event, AbortSignal.timeout(5000));
+  }
+}