diff --git a/CHANGELOG.md b/CHANGELOG.md
index 9716dd89d..fdcb26f8e 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -6,6 +6,7 @@
 - Usage: add MiniMax coding plan usage tracking.
 - Auth: label Claude Code CLI auth options. (#915) — thanks @SeanZoR.
 - Docs: standardize Claude Code CLI naming across docs and prompts. (follow-up to #915)
+- Telegram: add message delete action in the message tool. (#903) — thanks @sleontenko.
 
 ### Fixes
  - Mac: pass auth token/password to dashboard URL for authenticated access. (#918) — thanks @rahthakor.
diff --git a/docs/channels/telegram.md b/docs/channels/telegram.md
index bf746f2f6..c2804fbcb 100644
--- a/docs/channels/telegram.md
+++ b/docs/channels/telegram.md
@@ -262,8 +262,9 @@ Outbound Telegram API calls retry on transient network/429 errors with exponenti
 ## Agent tool (messages + reactions)
 - Tool: `telegram` with `sendMessage` action (`to`, `content`, optional `mediaUrl`, `replyToMessageId`, `messageThreadId`).
 - Tool: `telegram` with `react` action (`chatId`, `messageId`, `emoji`).
+- Tool: `telegram` with `deleteMessage` action (`chatId`, `messageId`).
 - Reaction removal semantics: see [/tools/reactions](/tools/reactions).
-- Tool gating: `channels.telegram.actions.reactions` and `channels.telegram.actions.sendMessage` (default: enabled).
+- Tool gating: `channels.telegram.actions.reactions`, `channels.telegram.actions.sendMessage`, `channels.telegram.actions.deleteMessage` (default: enabled).
 
 ## Delivery targets (CLI/cron)
 - Use a chat id (`123456789`) or a username (`@name`) as the target.
@@ -322,6 +323,7 @@ Provider options:
 - `channels.telegram.webhookPath`: local webhook path (default `/telegram-webhook`).
 - `channels.telegram.actions.reactions`: gate Telegram tool reactions.
 - `channels.telegram.actions.sendMessage`: gate Telegram tool message sends.
+- `channels.telegram.actions.deleteMessage`: gate Telegram tool message deletes.
 
 Related global options:
 - `agents.list[].groupChat.mentionPatterns` (mention gating patterns).
diff --git a/docs/cli/message.md b/docs/cli/message.md
index 52da57732..ceea3b94d 100644
--- a/docs/cli/message.md
+++ b/docs/cli/message.md
@@ -81,7 +81,7 @@ Target formats (`--to`):
   - Optional: `--channel-id`
 
 - `delete`
-  - Channels: Discord/Slack
+  - Channels: Discord/Slack/Telegram
   - Required: `--message-id`, `--to` or `--channel-id`
   - Optional: `--channel-id`
 
diff --git a/src/agents/tools/telegram-actions.test.ts b/src/agents/tools/telegram-actions.test.ts
index 08ad175ac..134759464 100644
--- a/src/agents/tools/telegram-actions.test.ts
+++ b/src/agents/tools/telegram-actions.test.ts
@@ -8,17 +8,20 @@ const sendMessageTelegram = vi.fn(async () => ({
   messageId: "789",
   chatId: "123",
 }));
+const deleteMessageTelegram = vi.fn(async () => ({ ok: true }));
 const originalToken = process.env.TELEGRAM_BOT_TOKEN;
 
 vi.mock("../../telegram/send.js", () => ({
   reactMessageTelegram: (...args: unknown[]) => reactMessageTelegram(...args),
   sendMessageTelegram: (...args: unknown[]) => sendMessageTelegram(...args),
+  deleteMessageTelegram: (...args: unknown[]) => deleteMessageTelegram(...args),
 }));
 
 describe("handleTelegramAction", () => {
   beforeEach(() => {
     reactMessageTelegram.mockClear();
     sendMessageTelegram.mockClear();
+    deleteMessageTelegram.mockClear();
     process.env.TELEGRAM_BOT_TOKEN = "tok";
   });
 
@@ -177,6 +180,43 @@ describe("handleTelegramAction", () => {
     ).rejects.toThrow(/Telegram sendMessage is disabled/);
   });
 
+  it("deletes a message", async () => {
+    const cfg = {
+      channels: { telegram: { botToken: "tok" } },
+    } as ClawdbotConfig;
+    await handleTelegramAction(
+      {
+        action: "deleteMessage",
+        chatId: "123",
+        messageId: 456,
+      },
+      cfg,
+    );
+    expect(deleteMessageTelegram).toHaveBeenCalledWith(
+      "123",
+      456,
+      expect.objectContaining({ token: "tok" }),
+    );
+  });
+
+  it("respects deleteMessage gating", async () => {
+    const cfg = {
+      channels: {
+        telegram: { botToken: "tok", actions: { deleteMessage: false } },
+      },
+    } as ClawdbotConfig;
+    await expect(
+      handleTelegramAction(
+        {
+          action: "deleteMessage",
+          chatId: "123",
+          messageId: 456,
+        },
+        cfg,
+      ),
+    ).rejects.toThrow(/Telegram deleteMessage is disabled/);
+  });
+
   it("throws on missing bot token for sendMessage", async () => {
     delete process.env.TELEGRAM_BOT_TOKEN;
     const cfg = {} as ClawdbotConfig;
diff --git a/src/channels/plugins/actions/telegram.ts b/src/channels/plugins/actions/telegram.ts
index 0b5917d07..0f490ec89 100644
--- a/src/channels/plugins/actions/telegram.ts
+++ b/src/channels/plugins/actions/telegram.ts
@@ -1,4 +1,8 @@
-import { createActionGate, readStringParam } from "../../../agents/tools/common.js";
+import {
+  createActionGate,
+  readStringOrNumberParam,
+  readStringParam,
+} from "../../../agents/tools/common.js";
 import { handleTelegramAction } from "../../../agents/tools/telegram-actions.js";
 import type { ClawdbotConfig } from "../../../config/config.js";
 import { listEnabledTelegramAccounts } from "../../../telegram/accounts.js";
@@ -94,7 +98,10 @@ export const telegramMessageActions: ChannelMessageActionAdapter = {
     }
 
     if (action === "delete") {
-      const chatId = readStringParam(params, "chatId", { required: true });
+      const chatId =
+        readStringOrNumberParam(params, "chatId") ??
+        readStringOrNumberParam(params, "channelId") ??
+        readStringParam(params, "to", { required: true });
       const messageId = readStringParam(params, "messageId", {
         required: true,
       });
diff --git a/src/telegram/send.ts b/src/telegram/send.ts
index 96588647c..8e3bc5e01 100644
--- a/src/telegram/send.ts
+++ b/src/telegram/send.ts
@@ -101,12 +101,12 @@ function normalizeMessageId(raw: string | number): number {
   if (typeof raw === "string") {
     const value = raw.trim();
     if (!value) {
-      throw new Error("Message id is required for Telegram reactions");
+      throw new Error("Message id is required for Telegram actions");
     }
     const parsed = Number.parseInt(value, 10);
     if (Number.isFinite(parsed)) return parsed;
   }
-  throw new Error("Message id is required for Telegram reactions");
+  throw new Error("Message id is required for Telegram actions");
 }
 
 export function buildInlineKeyboard(